practicals of class12 .it is very useful for the students of class 12 . and is is very understable and an easy topic .easily available on this website .covered all class 12 practicals of chemistry including functional group practicals and titration .
The document summarizes different types of acids and bases. It discusses mineral acids like sulfuric acid and nitric acid. It also discusses organic acids found in living organisms like citric acid and acetic acid. It describes the properties of acids like tasting sour, turning litmus red, and reacting with metals. It then discusses the properties of bases like tasting bitter, feeling soapy, and turning litmus blue. It explains how acids and bases are used in industrial processes and everyday products like baking soda and bleach.
This summary provides the high level details of the document in 3 sentences:
The document describes an algorithm called A* search that is used to find the shortest path between nodes on a graph. A* search uses heuristics to prioritize exploration of nodes closest to the goal, avoiding getting stuck exploring nodes that are not part of the shortest path. It works by maintaining a tree of paths originating from the starting node and extending those paths one additional node at a time until it finds the goal, with the path through the goal being the shortest path.
A subgroup is a subset of a group that is also a group. A normal subgroup is a subgroup where left and right cosets are equal. The intersection of two normal subgroups is also a normal subgroup. A permutation is a one-to-one mapping from a set to itself. Permutations form a group. A cyclic permutation has a single generator element. The length of a cycle of an element in a permutation is the order of that element. A ring is a set with two binary operations, addition and multiplication, satisfying certain properties. Integral domains have no zero divisors. A field has nonzero multiplication and every nonzero element has a multiplicative inverse.
The document describes the oxygen sag curve, which represents the process of deoxygenation and reoxygenation that occurs when organic matter is discharged into natural waters. As deoxygenation starts, the deficit of oxygen is made up by the process of reoxygenation. The combined curve of these two processes is called the oxygen sag curve, which indicates the maximum deficit of dissolved oxygen (D.O.). After the lowest point, reoxygenation starts to make the D.O. reach the saturated D.O. of the natural water. Factors like temperature can lower the D.O. concentration.
L3 Chemical processes used in manufacturing can introduce impurities into the final product. Impurities may come from (1) reagents employed, which may contain impurities themselves or react with manufacturing equipment, (2) incomplete removal of intermediates, and (3) airborne particulate contamination during manufacturing. Proper quality control measures like purification processes and controlled storage conditions are needed to minimize impurities in pharmaceutical products.
The document appears to be laboratory instructions for preparing and standardizing a 2.5M sulfuric acid solution according to procedure ZP-2007. It involves a titration reaction between sodium carbonate and sulfuric acid, with methyl red as an indicator. The sulfuric acid solution is standardized by reacting a known amount of dried sodium carbonate with the acid and back-titrating the excess acid with sodium carbonate. Calculations are provided to determine the molarity of the prepared sulfuric acid solution based on the titration results.
1. This document discusses human reproductive anatomy and physiology. It describes the external and internal genitalia of both males and females as well as the breast and mammary glands.
2. The menstrual cycle and gametogenesis (formation of eggs and sperm) are explained. For females, the stages of the menstrual cycle and hormonal control are summarized. For males, spermatogenesis in the testes is covered.
3. Pregnancy and childbirth are briefly outlined. Fertilization, implantation, fetal development through the trimesters, and parturition are mentioned.
1. The document describes an experiment involving water samples and measurements of various properties including pH, calcium concentration, and reaction to other substances.
2. Samples were taken from different sources and locations, and various chemicals were added to test reactions and absorption qualities.
3. The results show the samples' ability to maintain a constant pH level as well as reactions to other compounds, demonstrating water's capacity to absorb and neutralize substances.
The document summarizes different types of acids and bases. It discusses mineral acids like sulfuric acid and nitric acid. It also discusses organic acids found in living organisms like citric acid and acetic acid. It describes the properties of acids like tasting sour, turning litmus red, and reacting with metals. It then discusses the properties of bases like tasting bitter, feeling soapy, and turning litmus blue. It explains how acids and bases are used in industrial processes and everyday products like baking soda and bleach.
This summary provides the high level details of the document in 3 sentences:
The document describes an algorithm called A* search that is used to find the shortest path between nodes on a graph. A* search uses heuristics to prioritize exploration of nodes closest to the goal, avoiding getting stuck exploring nodes that are not part of the shortest path. It works by maintaining a tree of paths originating from the starting node and extending those paths one additional node at a time until it finds the goal, with the path through the goal being the shortest path.
A subgroup is a subset of a group that is also a group. A normal subgroup is a subgroup where left and right cosets are equal. The intersection of two normal subgroups is also a normal subgroup. A permutation is a one-to-one mapping from a set to itself. Permutations form a group. A cyclic permutation has a single generator element. The length of a cycle of an element in a permutation is the order of that element. A ring is a set with two binary operations, addition and multiplication, satisfying certain properties. Integral domains have no zero divisors. A field has nonzero multiplication and every nonzero element has a multiplicative inverse.
The document describes the oxygen sag curve, which represents the process of deoxygenation and reoxygenation that occurs when organic matter is discharged into natural waters. As deoxygenation starts, the deficit of oxygen is made up by the process of reoxygenation. The combined curve of these two processes is called the oxygen sag curve, which indicates the maximum deficit of dissolved oxygen (D.O.). After the lowest point, reoxygenation starts to make the D.O. reach the saturated D.O. of the natural water. Factors like temperature can lower the D.O. concentration.
L3 Chemical processes used in manufacturing can introduce impurities into the final product. Impurities may come from (1) reagents employed, which may contain impurities themselves or react with manufacturing equipment, (2) incomplete removal of intermediates, and (3) airborne particulate contamination during manufacturing. Proper quality control measures like purification processes and controlled storage conditions are needed to minimize impurities in pharmaceutical products.
The document appears to be laboratory instructions for preparing and standardizing a 2.5M sulfuric acid solution according to procedure ZP-2007. It involves a titration reaction between sodium carbonate and sulfuric acid, with methyl red as an indicator. The sulfuric acid solution is standardized by reacting a known amount of dried sodium carbonate with the acid and back-titrating the excess acid with sodium carbonate. Calculations are provided to determine the molarity of the prepared sulfuric acid solution based on the titration results.
1. This document discusses human reproductive anatomy and physiology. It describes the external and internal genitalia of both males and females as well as the breast and mammary glands.
2. The menstrual cycle and gametogenesis (formation of eggs and sperm) are explained. For females, the stages of the menstrual cycle and hormonal control are summarized. For males, spermatogenesis in the testes is covered.
3. Pregnancy and childbirth are briefly outlined. Fertilization, implantation, fetal development through the trimesters, and parturition are mentioned.
1. The document describes an experiment involving water samples and measurements of various properties including pH, calcium concentration, and reaction to other substances.
2. Samples were taken from different sources and locations, and various chemicals were added to test reactions and absorption qualities.
3. The results show the samples' ability to maintain a constant pH level as well as reactions to other compounds, demonstrating water's capacity to absorb and neutralize substances.
1) The document describes an experiment to determine the percentage purity of potassium permanganate and ferrous ammonium sulfate solutions.
2) Calculations are shown to find the molarity of the solutions and percentage purity based on titration results using potassium permanganate and an acid.
3) The results include the molarity, concentration, and percentage purity values calculated from the experimental data.
Soil Mechanics: Origin of soils, soil structure and fabric; Three-phase system and phase relationships, index properties;
Unified and Indian standard soil classification system; Permeability—one dimensional flow, Darcy’s law; Seepage through
soils—two-dimensional flow, flow nets, uplift pressure, piping; Principle of effective stress, capillarity, seepage force
and quicksand condition; Compaction in laboratory and field conditions; One-dimensional consolidation, time rate of
consolidation; Mohr’s circle, stress paths, effective and total shear strength parameters, characteristics of clays and sand.
This document provides the procedure and calculations for determining the percentage purity of an unknown sample of potassium permanganate (KHnO4) through acid-base titration. Key steps include:
1. Preparing a 0.05 M solution of oxalic acid and titrating it against the KMnO4 solution.
2. Using the titration data and balanced chemical equation to calculate the molarity and strength of the unknown KMnO4 solution.
3. Plugging the calculated values into the percentage purity formula to determine the purity of the given KMnO4 sample.
Redox titrations involve the titration of an oxidizing agent against a reducing agent. Common redox titrations include titrating potassium permanganate (KMnO4) against ascorbic acid, ceric ammonium sulfate against potassium iodide, and iodine against sodium thiosulfate. The endpoint of the titration is detected using an appropriate redox indicator that changes color upon reaching the equivalence point of the reaction.
1. This document discusses the anatomy of the lower abdomen and pelvis. It describes muscles like the rectus abdominis and various blood vessels and nerves in the region.
2. The pelvis contains important structures like the urinary bladder, reproductive organs, and portions of the intestines. Landmarks include the pubic symphysis and sacrum.
3. The inguinal canal transmits the spermatic cord or round ligament. It is bounded by muscles and ligaments and contains connective tissue. Hernias occur when abdominal contents protrude into the canal.
This document discusses different parts of a nuclear reactor and their functions. It explains that a nuclear reactor generally consists of nuclear fuel (typically enriched uranium sealed in aluminum cylinders), a moderator (such as water or graphite), and a coolant (usually water). The moderator helps slow neutrons to sustain the nuclear chain reaction, while the coolant absorbs heat from the reactor and transfers it to turbines to produce electricity. The document also briefly discusses semi-conductor junctions and non-conventional energy sources like solar, wind, and hydropower.
msfm unit 4.pdfffhhfhdddddddddddddfffffffRudhaliPrasad
This document provides information about various gases found in coal mines, including their properties and physiological effects. It discusses gases such as methane, carbon monoxide, carbon dioxide, hydrogen, and nitrogen and summarizes their solubility, combustibility, toxicity, detection methods, and more. The document aims to inform about the gases that miners may encounter and safety protocols around their detection and handling.
This document contains information about network analysis techniques including:
- PERT is used to analyze the expected time to complete tasks and find the critical path. The critical path has the longest duration and any delay will impact the total project completion time.
- Crash cost analysis examines the costs of reducing task durations to reduce the total project time by changing resources allocated. There is an optimal balance between crashing costs and project completion time.
- Slack is the amount of time a task can be delayed without delaying subsequent tasks or the total project completion time. Tasks on the critical path have zero slack.
Geography of continents and oceans studies the natural features of Earth, including its landmasses and bodies of water. When studying individual continents and oceans, students learn about their unique natural characteristics like terrain, climate, water systems, plant and animal life. They also learn about the human geography of each region, including the people, countries, economies and ways of life. Understanding geography helps explain environmental and social issues around the world.
The document provides results from testing of two paint products - an acrylic water-dispersible paint and a universal lacquer - produced by TOO "Mustang-Dekor" for toxicity, emissions of hazardous chemicals, and compliance with standards. Testing found that the paint has low toxicity (class T1) and does not emit regulated substances above limits. The lacquer also met all standards for toxicity, emissions and other indicators. Both products were determined to be in compliance with technical requirements for fire safety based on the test results.
The document discusses the need for fire protection systems for wood and timber structures used in external applications. It notes that wood has normal flammability and its use is restricted or requires additional fire protection in areas with higher fire safety requirements. Regulations in most countries require a minimum distance of 5 meters between wood structures to prevent fire spread. For larger buildings, a fire safety assessment is typically needed. External walls and surfaces of wood structures must meet fire resistance standards. Common challenges with external fire protection systems include their short-lived effectiveness and inability to fully mask the wood substrate. The document recommends several fire protection coating systems by Remmers suitable for wood structures and their fire resistance classifications.
This document discusses various topics related to housekeeping, including:
- Types of cleaning equipment and how they have evolved over time.
- Various record keeping and maintenance systems used in housekeeping departments.
- Special cleaning equipment such as wet/dry vacuums and steam cleaners.
- The advantages and disadvantages of contact cleaning methods.
- Common cleaning agents used in housekeeping departments like detergents, disinfectants, and solvents.
Numericals on Moisture Content, Density, Energy content, Methane gas generation, Estimation of amount of oxygen required and Energy content by Modified Dulong Formula
1. A member attached to a plate is designed to withstand a load of 230 kN. The connection of the member to the plate uses bolts and is also designed to be safe.
2. Given a load of 200 kN, the design of a 300 mm by 300 mm steel plate with two holes is summarized. The plate connection is found to be safe.
3. The calculation of load capacity for a connection with bolts through two holes spaced at 137 mm is described.
The document summarizes salt analysis experiments and observations to determine the constituents of an unknown salt sample. Preliminary tests showed the salt was soluble in water and produced a yellow flame. Systematic analysis of anions found the presence of nitrate (NO3-) through tests producing brown fumes. Analysis of cations found the presence of lead (Pb2+) through a yellow precipitate formed with potassium chromate. The salt was determined to be lead nitrate (Pb(NO3)2).
Oleg, a young boy, is spending his summer evening helping his mother in the library near their home. While reshelving books, Oleg hears a strange noise coming from a narrow passageway between the shelves. Curious, he investigates and discovers something unexpected.
Oleg, a young boy, is spending his summer evening helping his mother in the library near their home. While reshelving books, Oleg hears a strange noise coming from a narrow passageway between the shelves. Curious, he investigates and discovers something unexpected.
1) The document reports on an experiment to study the microclimate and temperature variations between indoor and outdoor locations. Temperature and humidity readings were taken at various locations, including inside and outside classrooms, laboratories, and other campus buildings.
2) Comparisons of the data show that indoor locations generally had higher and more stable temperatures and humidity levels than outdoor locations, which fluctuated more due to factors like sunlight and wind.
3) The enclosed and shaded indoor locations helped regulate microclimate conditions and reduce the effects of external weather factors like sunlight, wind, and rainfall.
Insulating materials are used to prevent the flow of electric current and protect electrical components. Their main characteristics include high insulating resistance, high dielectric strength, uniform conductivity, and resistance to heat, moisture, chemicals, and breakdown under high voltages. Common insulating materials are mica, glass, ceramics, rubber, plastics, and composites. They are classified according to their composition, operating temperature range, and other properties to determine appropriate applications like wire and cable insulation.
1) The document describes an experiment to determine the percentage purity of potassium permanganate and ferrous ammonium sulfate solutions.
2) Calculations are shown to find the molarity of the solutions and percentage purity based on titration results using potassium permanganate and an acid.
3) The results include the molarity, concentration, and percentage purity values calculated from the experimental data.
Soil Mechanics: Origin of soils, soil structure and fabric; Three-phase system and phase relationships, index properties;
Unified and Indian standard soil classification system; Permeability—one dimensional flow, Darcy’s law; Seepage through
soils—two-dimensional flow, flow nets, uplift pressure, piping; Principle of effective stress, capillarity, seepage force
and quicksand condition; Compaction in laboratory and field conditions; One-dimensional consolidation, time rate of
consolidation; Mohr’s circle, stress paths, effective and total shear strength parameters, characteristics of clays and sand.
This document provides the procedure and calculations for determining the percentage purity of an unknown sample of potassium permanganate (KHnO4) through acid-base titration. Key steps include:
1. Preparing a 0.05 M solution of oxalic acid and titrating it against the KMnO4 solution.
2. Using the titration data and balanced chemical equation to calculate the molarity and strength of the unknown KMnO4 solution.
3. Plugging the calculated values into the percentage purity formula to determine the purity of the given KMnO4 sample.
Redox titrations involve the titration of an oxidizing agent against a reducing agent. Common redox titrations include titrating potassium permanganate (KMnO4) against ascorbic acid, ceric ammonium sulfate against potassium iodide, and iodine against sodium thiosulfate. The endpoint of the titration is detected using an appropriate redox indicator that changes color upon reaching the equivalence point of the reaction.
1. This document discusses the anatomy of the lower abdomen and pelvis. It describes muscles like the rectus abdominis and various blood vessels and nerves in the region.
2. The pelvis contains important structures like the urinary bladder, reproductive organs, and portions of the intestines. Landmarks include the pubic symphysis and sacrum.
3. The inguinal canal transmits the spermatic cord or round ligament. It is bounded by muscles and ligaments and contains connective tissue. Hernias occur when abdominal contents protrude into the canal.
This document discusses different parts of a nuclear reactor and their functions. It explains that a nuclear reactor generally consists of nuclear fuel (typically enriched uranium sealed in aluminum cylinders), a moderator (such as water or graphite), and a coolant (usually water). The moderator helps slow neutrons to sustain the nuclear chain reaction, while the coolant absorbs heat from the reactor and transfers it to turbines to produce electricity. The document also briefly discusses semi-conductor junctions and non-conventional energy sources like solar, wind, and hydropower.
msfm unit 4.pdfffhhfhdddddddddddddfffffffRudhaliPrasad
This document provides information about various gases found in coal mines, including their properties and physiological effects. It discusses gases such as methane, carbon monoxide, carbon dioxide, hydrogen, and nitrogen and summarizes their solubility, combustibility, toxicity, detection methods, and more. The document aims to inform about the gases that miners may encounter and safety protocols around their detection and handling.
This document contains information about network analysis techniques including:
- PERT is used to analyze the expected time to complete tasks and find the critical path. The critical path has the longest duration and any delay will impact the total project completion time.
- Crash cost analysis examines the costs of reducing task durations to reduce the total project time by changing resources allocated. There is an optimal balance between crashing costs and project completion time.
- Slack is the amount of time a task can be delayed without delaying subsequent tasks or the total project completion time. Tasks on the critical path have zero slack.
Geography of continents and oceans studies the natural features of Earth, including its landmasses and bodies of water. When studying individual continents and oceans, students learn about their unique natural characteristics like terrain, climate, water systems, plant and animal life. They also learn about the human geography of each region, including the people, countries, economies and ways of life. Understanding geography helps explain environmental and social issues around the world.
The document provides results from testing of two paint products - an acrylic water-dispersible paint and a universal lacquer - produced by TOO "Mustang-Dekor" for toxicity, emissions of hazardous chemicals, and compliance with standards. Testing found that the paint has low toxicity (class T1) and does not emit regulated substances above limits. The lacquer also met all standards for toxicity, emissions and other indicators. Both products were determined to be in compliance with technical requirements for fire safety based on the test results.
The document discusses the need for fire protection systems for wood and timber structures used in external applications. It notes that wood has normal flammability and its use is restricted or requires additional fire protection in areas with higher fire safety requirements. Regulations in most countries require a minimum distance of 5 meters between wood structures to prevent fire spread. For larger buildings, a fire safety assessment is typically needed. External walls and surfaces of wood structures must meet fire resistance standards. Common challenges with external fire protection systems include their short-lived effectiveness and inability to fully mask the wood substrate. The document recommends several fire protection coating systems by Remmers suitable for wood structures and their fire resistance classifications.
This document discusses various topics related to housekeeping, including:
- Types of cleaning equipment and how they have evolved over time.
- Various record keeping and maintenance systems used in housekeeping departments.
- Special cleaning equipment such as wet/dry vacuums and steam cleaners.
- The advantages and disadvantages of contact cleaning methods.
- Common cleaning agents used in housekeeping departments like detergents, disinfectants, and solvents.
Numericals on Moisture Content, Density, Energy content, Methane gas generation, Estimation of amount of oxygen required and Energy content by Modified Dulong Formula
1. A member attached to a plate is designed to withstand a load of 230 kN. The connection of the member to the plate uses bolts and is also designed to be safe.
2. Given a load of 200 kN, the design of a 300 mm by 300 mm steel plate with two holes is summarized. The plate connection is found to be safe.
3. The calculation of load capacity for a connection with bolts through two holes spaced at 137 mm is described.
The document summarizes salt analysis experiments and observations to determine the constituents of an unknown salt sample. Preliminary tests showed the salt was soluble in water and produced a yellow flame. Systematic analysis of anions found the presence of nitrate (NO3-) through tests producing brown fumes. Analysis of cations found the presence of lead (Pb2+) through a yellow precipitate formed with potassium chromate. The salt was determined to be lead nitrate (Pb(NO3)2).
Oleg, a young boy, is spending his summer evening helping his mother in the library near their home. While reshelving books, Oleg hears a strange noise coming from a narrow passageway between the shelves. Curious, he investigates and discovers something unexpected.
Oleg, a young boy, is spending his summer evening helping his mother in the library near their home. While reshelving books, Oleg hears a strange noise coming from a narrow passageway between the shelves. Curious, he investigates and discovers something unexpected.
1) The document reports on an experiment to study the microclimate and temperature variations between indoor and outdoor locations. Temperature and humidity readings were taken at various locations, including inside and outside classrooms, laboratories, and other campus buildings.
2) Comparisons of the data show that indoor locations generally had higher and more stable temperatures and humidity levels than outdoor locations, which fluctuated more due to factors like sunlight and wind.
3) The enclosed and shaded indoor locations helped regulate microclimate conditions and reduce the effects of external weather factors like sunlight, wind, and rainfall.
Insulating materials are used to prevent the flow of electric current and protect electrical components. Their main characteristics include high insulating resistance, high dielectric strength, uniform conductivity, and resistance to heat, moisture, chemicals, and breakdown under high voltages. Common insulating materials are mica, glass, ceramics, rubber, plastics, and composites. They are classified according to their composition, operating temperature range, and other properties to determine appropriate applications like wire and cable insulation.
Cross-Cultural Leadership and CommunicationMattVassar1
Business is done in many different ways across the world. How you connect with colleagues and communicate feedback constructively differs tremendously depending on where a person comes from. Drawing on the culture map from the cultural anthropologist, Erin Meyer, this class discusses how best to manage effectively across the invisible lines of culture.
CapTechTalks Webinar Slides June 2024 Donovan Wright.pptxCapitolTechU
Slides from a Capitol Technology University webinar held June 20, 2024. The webinar featured Dr. Donovan Wright, presenting on the Department of Defense Digital Transformation.
8+8+8 Rule Of Time Management For Better ProductivityRuchiRathor2
This is a great way to be more productive but a few things to
Keep in mind:
- The 8+8+8 rule offers a general guideline. You may need to adjust the schedule depending on your individual needs and commitments.
- Some days may require more work or less sleep, demanding flexibility in your approach.
- The key is to be mindful of your time allocation and strive for a healthy balance across the three categories.
How to Create User Notification in Odoo 17Celine George
This slide will represent how to create user notification in Odoo 17. Odoo allows us to create and send custom notifications on some events or actions. We have different types of notification such as sticky notification, rainbow man effect, alert and raise exception warning or validation.
Creativity for Innovation and SpeechmakingMattVassar1
Tapping into the creative side of your brain to come up with truly innovative approaches. These strategies are based on original research from Stanford University lecturer Matt Vassar, where he discusses how you can use them to come up with truly innovative solutions, regardless of whether you're using to come up with a creative and memorable angle for a business pitch--or if you're coming up with business or technical innovations.
How to Download & Install Module From the Odoo App Store in Odoo 17Celine George
Custom modules offer the flexibility to extend Odoo's capabilities, address unique requirements, and optimize workflows to align seamlessly with your organization's processes. By leveraging custom modules, businesses can unlock greater efficiency, productivity, and innovation, empowering them to stay competitive in today's dynamic market landscape. In this tutorial, we'll guide you step by step on how to easily download and install modules from the Odoo App Store.
bryophytes.pptx bsc botany honours second semester
12 chem practical part 2.pdf
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obsent
2. Dyheattug deatS
+ata thch of soalt îndrynospeif
tut ub change
3 SO ut
Take abinch of saltand Mochango
add dli1H,so4.
kHodet
Take a binchofsalt adcddilMochanga
HsOy LOan and thenadd
KNn0y Sotucton.
0 absent
heabSEnt.
SoncHso uti
Take a lsinch o saltaoladd ochange
Conc ttsO4 dapuoise
STdependent dest torSo
Ba,tut-Take uter
extadka Salt then add
dil H ond Bacl Sotuton.
Analyets of eaal Jiadical
tHeooanch ot salt inlont.
Chcmabsent
ulkik phst Sa cAent
No ammmicalZeHa gmub
Maon Solufiom Smell
/AnaAaent.
Teacher'sSignature
8. Date
Expt. No. .
Page No.
S.otepaHation of Orgnalolufo
ShoK 0
þinch ofSattthSolutionubtainnd Lahel itos
Wate
To the ant of o:Sadd 2 ohk pptpoup I
of dl H
Through the partoabave
SofuonpassRsQas
absent
Gou I absent
lo umaining Solution add
blnch_Sof¥d
th Solutiom Conland cdd în]
Aamupm
aybprtSent.
enceM nyon Solution
2onnaty tistfa At
Lake tet rissalve lalhite
ot indilHuAdd toitBlu htlondg A Cmimed
hoo dropsoblu tmud inCmourless
Satutton then Nh,oh solutton Solukiom.
dropise tu blue Ctour
develos
,t
KESULI
he quen Salt il aluminium Sulphate Al,(SOy}
2
Acidic Jtadical Sa
BaAl c taditals A1S
Teacher's Signature :
9. Date lo/s6.
Expt. No.. PageNo.1.
ExPERINÉNJ NO 20
Themy
AIM T6 huepohe a puse sample_of twous Ommanium Sulpha|
(Hohr's sat ) [EesDylwHy,So,h0
eSo, (DM), SOy 611,0 + Ho
fe Sa, HH,o +(H So,
feou
Sulphe
Ammonium
Sutphat
(Mohr'ssaul! KEQUIREMENTS:-
Tuo beakvu Chhno diihfunnel,funnl-sBind qlah-0od
Lloshhatletuibod3tand ond ire gau
feuous sulphale ystalsammmiu 3ulbhake Cysali,diluke
Sulphui ocid ond ethyl aluho
YKOCEDUKE
Take a 2bmlhoakey ond ulosh ut with udoer Tansr teO
teHOuL_sullphate and 3.ammoniu sulphale cHustal h
Aeld about `-3ml dildteSulbhuie add nbvent he.
hydmlyis enroudSulbhate
2. aottexaeakerboilobetaao ater arabeut Sminta
enpe dissoledor Add-a halghot uDatex tothi canbesh inhe
irst h.coke inSmall inttalmedtsatotins
z.letht soliekon toemoe undissatedimpusihic andthanunth
ilhrate toa china dish.
Heotthe Soludiminthe china-dish jarSOme m to.
CancontaBe itto the tnyatalisatin prink
s.late ta china-dishcontainin Saturated sotutonovera
baake ullatLatdbate Ontcalteg Cuytalh a Hrhr's
Salt seleorat ot
6Decarto the mother=ligur qulckly ulash hi(uystel
inthechina-dish itha sollguantk o alcrhal ee
any Sulphuricadld 9HCklg to hu Cnytals
0BsERVA710NS
eiyt psinls otiaind >:37
Crlour ofthe outtalss al gon
Shape of he yphals> onolini
Teacher's Signature :
10. Date
Expt. No. Page No..(1D
Dy th ttydlals hy_þlaLungthen beklcenlm pober
paL
PRECAUTIONS=
l lool the salutin Slouly tngut gmd tHstal.
2. Do not_distuuh hessalSLlon hPe heihg Conled
3. Donot Aeat e Soluken oralong ims i t Hhay onidze
im
Teacher's Signature: -
11. Date /7/s/s
Expt. No.
CxCKINENI NO P)
PageNo.(I3
Theauy-
AiNToprtpare o.hue samble of hotosh alunlLPLkardJ
K,
SO +A, (Sa, )a. 18,04 6M,o
fote csfum
Sulphae
Alumiiun
Sulbha
KEOUIKEMENT
Too heoke L2rom, duna-dih funnelfunnnl-Stanolaloss
lo cl uwash bottfe ibod stond and Dl gauy
Polaslurn sulphade,oluminiuim Sulbhatend dilSaulphurctcid
(Potash alum)
POCEDDE
L.Takea 2om haake.ulash it it uooterord then tantier2
bota.ssiunsulpkaBe Cryttal to it Aedorout 20mlot iate SHr
dissalue HheCrytali uhmilequirtd.
2.Taneteothe 2rbmlboacen,0okh itord then tranijer lo
aluminunSulphateCuatals o it Addl baut on o ate addli
oil suphui acdtobevet kiarolynic aluninunSulphale
teat farSminTmilkines silstslertheSoludBon
3.MixtAetlosolusdons inathhadish oncdlate a china dish ona
OirL qauze placed overabumet Stiz thesolustan Wit a 9lass-xed
oncen-ate the.soldtandIlthe ystallisation poiutiscockeo Plae
the dish avenabeaken Contdining Codd uate
Scon the Cualsoloogtesh alum separate twt Decant the
motke quor Cnd osh thedtaluoit teCoBd waken
by the Cxyztalikyelating thèm betlenlter þaber pad
OoSpatddig oven porous alate
08sERYATIODS-
weight of cnysali oitained A2a
Croo he uystal! hite--
Srope the Crytals Dohecdsal.
ERECAUTIDAS
Conl Hhesolution sloud
2.Danatdlsturbthe soluutonulhilectishd Conled.
ngit g0d CHystali_ s t h
Teacher's Signature
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