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![Viraf J. Dalal solutions for Simplified ICSE Chemistry [English] Class 9 chapter 9 - Practical Chemistry - Shaalaa.com](/images/simplified-icse-chemistry-english-class-9_6:15cbe1f7c39e424a9ab3e108260ad612.jpg "Viraf J. Dalal solutions for Simplified ICSE Chemistry [English] Class 9 chapter 9 - Practical Chemistry")
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Solutions for Chapter 9: Practical Chemistry
Below listed, you can find solutions for Chapter 9 of CISCE Viraf J. Dalal for Simplified ICSE Chemistry [English] Class 9.
Viraf J. Dalal solutions for Simplified ICSE Chemistry [English] Class 9 9 Practical Chemistry Additional Questions
Give a chemical test to distinguish between the following gases:
Hydrogen and oxygen
Give a chemical test to distinguish between the following gases:
Carbon dioxide and sulphur dioxide
Give a chemical test to distinguish between the following gases:
Hydrogen chloride and hydrogen sulphide
Give a chemical test to distinguish between the following gases:
Chlorine and nitrogen dioxide
Give a chemical test to distinguish between the following gases:
Ammonia and hydrogen chloride
Give a chemical test to distinguish between the following gases:
Sulphur dioxide and chlorine.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A white substance which leaves an amphoteric oxide as a residue [whose colour varies in the heated and in the cold state] and evolves a gas which turns lime water milky.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
An efflorescent substance which leaves a residue having the same colour as the substance and evolves a gas which changes the colour of cobalt chloride paper.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A white solid which evolves two colourless gases which on cooling combine and condense on the cooler parts of the test tube.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which decomposes violently leaving a coloured residue and evolving two neutral gases one of which is unreactive or inert in nature.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which leaves a black residue and evolves two gases one of which is acidic and coloured and the other neutral and colourless.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which leaves on strong heating a black residue and evolves two colourless gases one of which is acidic and the other neutral.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A white crystalline solid which decrepitates on heating leaving a residue which fuses with the glass and evolves two gases one of which is coloured and acidic.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
An amorphous substance which turns from pale green to black on strong heating evolving a colourless, acidic gas as the only gaseous product.
Give balanced equation for the following conversion affected by heat alone on the substance:
Copper carbonate to copper oxide
Give balanced equation for the following conversion affected by heat alone on the substance:
Hydrated copper sulphate to sulphur dioxide
Give balanced equation for the following conversion affected by heat alone on the substance:
Copper nitrate to nitrogen dioxide
Give balanced equation for the following conversion affected by heat alone on the substance:
Ammonium dichromate to nitrogen
Give balanced equation for the following conversion affected by heat alone on the substance:
Zinc carbonate to zinc oxide
Give balanced equation for the following conversion affected by heat alone on the substance:
Zinc nitrate to nitrogen dioxide
Using dilute sulphuric acid how would you differentiate between:
Copper and magnesium
How would you identify the gaseous products evolved.
Using dilute sulphuric acid how would you differentiate between:
Sodium sulphide and sodium carbonate.
How would you identify the gaseous products evolved.
Using a platinum wire, cone, hydrochloric acid and a Bunsen burner how would you distinguish between the three salts e. sodium chloride, potassium chloride and calcium chloride. Explain in brief the method used for the same.
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you distinguish between hard and soft water?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you distinguish between temporary hard water and permanent hard water?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you remove temporary hardness from water without using a chemical compound?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you remove temporary hardness and permanent hardness from water using a chemical compound?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you prove the advantage of detergent over soap.
State the meaning of the term ‘water pollution’. State how you would find out, the different sources of pollution of water bodies in the locality.
State in brief, the preventive steps to control the pollution of water bodies in the locality.
Viraf J. Dalal solutions for Simplified ICSE Chemistry [English] Class 9 9 Practical Chemistry Practical chemistry
Select the correct gas from given options which match with the following description:
Turns moist blue litmus red and then bleaches it.
CO2
O2
NH3
Water vapour
CI2
H2S
Select the correct gas from given options which match with the following description:
Turns moist red litmus paper blue.
CO2
O2
NH3
Water vapour
CI2
H2S
Select the correct gas from given options which match with the following description:
Turns lime water milky and blue litmus paper slightly pink.
CO2
O2
NH3
Water vapour
CI2
H2S
Select the correct gas from given options which match with the following description:
Turns cobalt chloride paper from blue to pink.
CO2
O2
NH3
Water vapour
CI2
H2S
Select the correct gas from given options which match with the following description:
Turns lead acetate paper from white to silvery black.
CO2
O2
NH3
Water vapour
CI2
H2S
Select the correct salt from list II which on thermal decomposition exhibits the change in colour from list I.
| List I | List II |
| 1. Light green to black | A: Copper carbonate |
| 2. White to yellow [heated state] | B: Hydrated Copper sulphate |
| 3. Blue to black | C: Copper nitrate |
| 4. Orange to green | D: Ammonium dichromate |
| 5. Blue to white | E: Zinc nitrate |
State which of the substance given below evolve oxygen gas on thermal decomposition.
Zinc carbonate
State which of the substance given below evolve oxygen gas on thermal decomposition.
Washing soda
State which of the substance given below evolve oxygen gas on thermal decomposition.
Lead nitrate
State which of the substance given below evolve oxygen gas on thermal decomposition.
Ammonium dichromate
State which of the substance given below evolve oxygen gas on thermal decomposition.
Trilead tetroxide
State which of the substance given below evolve oxygen gas on thermal decomposition.
Zinc nitrate
State which of the substance given below evolve oxygen gas on thermal decomposition.
Mercury [II] oxide
State which of the substance given below evolve oxygen gas on thermal decomposition.
Anhydrous copper sulphate
Complete the table given below.
| Heat on Copper Nitrate | Colour of acidic gas evolved |
Complete the table given below.
| Heat on iodine crystals | Colour of vapours evolved |
Complete the table given below.
| Heat on ammonium dichromate | Name of neutral gas evolved |
Complete the table given below.
| Heat on copper carbonate | Test for gas evolved |
Complete the table given below.
| Heat on Zinc nitrate | Colour of residue |
Complete the table given below.
| Addition of dil. H2SO4 to FeS | Odour of gas evolved |
Complete the table given below.
| Addition of dil. H2SO4 to KHCO3 | Name of residue obtained |
Complete the table given below.
| Addition of dil. H2SO4 to zinc | Test for gas evolved |
Complete the table given below.
| Heat on sodium chloride | Colour imparted to flame during flame test |
Complete the table given below.
| Flame test for calcium chloride | Acid used for flame test |
Fill in the blank:
Hard and soft water can be distinguished using _____.
Fill in the blank:
Household detergents contain mainly _____ and pollute water bodies.
Fill in the blank:
The type of water softened by addition of washing soda is ______.
Fill in the blank:
Unpolluted water has _____ amount of dissolved oxygen.
Fill in the blank:
The sample of hard water which lathers with soap after boiling and filtration contains _____.
Solutions for 9: Practical Chemistry
Viraf J. Dalal solutions for Simplified ICSE Chemistry [English] Class 9 chapter 9 - Practical Chemistry
Shaalaa.com has the CISCE Mathematics Simplified ICSE Chemistry [English] Class 9 CISCE solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Viraf J. Dalal solutions for Mathematics Simplified ICSE Chemistry [English] Class 9 CISCE 9 (Practical Chemistry) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. Viraf J. Dalal textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.
Concepts covered in Simplified ICSE Chemistry [English] Class 9 chapter 9 Practical Chemistry are Matter (Substance), Molecules, Pure Substances, Elements, Symbols Used to Represent Atoms of Different Elements, Valency, Variable Valency, Chemical Formula or Molecular Formula, Naming Chemical Compounds, To Calculate the Valency from the Formula, Chemical Equation, Balancing Chemical Equation, Atomic Mass, Molecular Mass, Percentage Composition, Empirical and Molecular Formula, Empirical Formula of a Compound, Hydrogen, Ions (Radicals) and Its Types, Chemical Formula or Molecular Formula, Classification of Molecules, Chemical Reaction, Conditions Necessary for Chemical Reactions, Types of Chemical Change or Chemical Reaction, Direct Combination (or Synthesis) Reaction, Decomposition Reactions, Single Displacement Reactions, Double Displacement Reaction, Energy Change in Chemical Reactions, Chemical Reaction, Water: Our Lifeline, Water - a Universal Solvent, Salts, Removal of Hardness of Water, Efflorescence, Hygroscopic, and Deliquescence Substances, Drying and Dehydrous Substances, Classification of water: Soft and Hard Water, Causes of Hardness, Advantage and Disadvantage of Hard Water, Physical Properties of Water, Chemical Properties of Water, Solutions as 'Mixtures' of Solids in Water, Components of Solutions, Different Types of Solutions, Saturated Solutions, Concentration of a Solution, Solubility, Crystals and Crystallisation, Hydrated and Anhydrous Substances, Prevention of Water Pollution, Chemical Bond, History of Atom, Elements, Atoms: Building Blocks of Matter, Discovery of Charged Particles in Matter, Electrons (e), Protons (p), Nucleus, Neutrons (n), J. J. Thomson’s Atomic Model, Lord Rutherford’s Atomic model, Neils Bohr’s Model of an Atom, Structure of an Atom, Atomic Number (Z), Mass Number (A), and Number of Neutrons (n), Atomic Mass, Electronic Configuration of Atom, Reason for Chemical Activity of an Atom, Isotopes, Isobars, Types of Covalent Bond, Formation of Covalent Bond, The Covalent Bond, Ionic or Electrovalent Bond, Ionic or Electrovalent Bond, Valency, Dalton’s Atomic Theory, Types of Element: Metals, History of Periodic Table: Early Attempts at the Classification of Elements, Dobereiner’s Triads, Newland's Law of Octaves, Mendeleev’s Periodic Table, Merits and Demerits of Mendeleev’s Periodic Table, Modern Periodic Law, The Modern Periodic Table, Structure of the Modern Periodic Table, Advantage and Disadvantage of Modern Periodic Table, Periodic Properties, Shells (Orbits), Valency, Properties of Elements, Atomic Radius Or Atomic Size, Metallic and Non-metallic Characters, Study of Specific Groups in Periodic Table, Group II (Alkaline Earth Metals), Group I (Alkali Metals), Group VIIA Or Group 17 (The Halogens), Group Zero or 18 Group (Noble Gases), Uses of Periodic Table, Position of Hydrogen in Periodic Table, Similarities Between Hydrogen and Alkali Metals, Application of Activity Series in the Preparation of Hydrogen, Laboratory Preparation of Hydrogen, Similarities Between Hydrogen and Halogens, Hydrogen, Preparation of Hydrogen, Manufacture of Hydrogen, Chemical Properties of Hydrogen, Oxidation, Reduction and Redox Reactions, Uses of Hydrogen, Physical Properties of Hydrogen, Molecular Motion : Relationship of Temperature, Pressure and Volume, The Temperature and a Thermometer, The Gas Laws, Scales of Thermometers, Gas Equation, Standard Temperature Pressure (S.T.P.), The Effect of Moisture and Pressure, Gases and Its Characteristics, Pressure and Volume Relationship or Bolye's Law, Temperature - Volume Relationship or Charles's Law, Absolute Zero, Causes of Acid Rain, Global Warming, Ozone Layer Depletion, Air Pollution and Its Causes, Atmospheric Pollution, Effects of Air Pollution, Prevention of Air Pollution, Gaseous Pollutants and Their Effects, Acid Rain, Green House Effect, Advantage of Green House Effect, Preventive Measures of Global Warming, Ozone.
Using Viraf J. Dalal Simplified ICSE Chemistry [English] Class 9 solutions Practical Chemistry exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Viraf J. Dalal Solutions are essential questions that can be asked in the final exam. Maximum CISCE Simplified ICSE Chemistry [English] Class 9 students prefer Viraf J. Dalal Textbook Solutions to score more in exams.
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