Date: April 2022
Duration: 1h30m
Note :
- Answers to this Paper must be written on the paper provided separately.
- You will not be allowed to write during the first 10 minutes.
- This time is to be spent in reading the question paper.
- The time given at the head of this Paper is the time allowed for writing the answers.
- Attempt all questions from Section A and any three questions from Section B.
- The intended marks for questions or parts of questions are given in brackets [ ].
The IUPAC name of Ethylene is ______.
Propane
Propyne
Ethene
Ethyne
Chapter: [0.09] Organic Chemistry
Carbon to carbon double bond is found in ______.
2-butylene
Acetaldehyde
Acetic acid
Ethyl alcohol
Chapter: [0.09] Organic Chemistry
Fused alumina is reduced to aluminium by electrolytic reduction, since ______.
Alumina is highly stable
Alumina is least stable
Alumina is not reduced by drying agents.
Alumina is not reduced by reducing agents.
Chapter: [0.07] Metallurgy
The catalyst preferred in the conversion of Sulphur dioxide to Sulphur trioxide is ______.
Finely divided iron
Graphite
Vanadium pentoxide
platinum
Chapter: [0.084] Sulphuric Acid
Substitution reaction is a characteristic property of ______.
Alcohols
Alkanes
Alkenes
Alkynes
Chapter: [0.09] Organic Chemistry
The gas evolved when dilute sulphuric acid reacts with iron sulphide:
Sulphur dioxide
Carbon dioxide
Hydrogen sulphide
Nitrogen dioxide
Chapter: [0.084] Sulphuric Acid
An acid obtained from concentrated nitric acid on reaction with Sulphur ______.
Carbonic acid
Sulphuric acid
Nitric acid
Hydrochloric acid
Chapter: [0.084] Sulphuric Acid
The hydroxide soluble in excess of ammonium hydroxide is ______.
Zinc hydroxide
Lead hydroxide
Magnesium hydroxide
Ferrous hydroxide
Chapter: [0.04] Analytical Chemistry
The chemical name of the principal ore of aluminium ______.
Sodium aluminium fluoride
Aluminium oxide
Hydrated Aluminium fluoride
Hydrated aluminium oxide
Chapter: [0.07] Metallurgy
Choose the correct answer from the options given below:
A hydrocarbon which is a greenhouse gas is ______.
Acetylene
Ethylene
Ethane
Methane
Chapter: [0.09] Organic Chemistry
Define catenation.
Chapter: [0.09] Organic Chemistry
Name the compound formed when: Ethene reacts with hydrogen in the presence of a catalyst.
Chapter: [0.09] Organic Chemistry
Name the compound formed when: Bauxite reacts with sodium hydroxide.
Chapter: [0.07] Metallurgy
Draw the structural diagram of:
Propanal
Chapter: [0.09] Organic Chemistry
Draw the structural diagram of:
Ethanoic acid
Chapter: [0.09] Organic Chemistry
Draw the structural diagram of:
1,2 dichloroethane
Chapter: [0.09] Organic Chemistry
Complete and balance the following chemical equation:
C2H6 + O2 →
Chapter: [0.09] Organic Chemistry
Complete and balance the following chemical equation:
C2H2 + I2 →
Chapter: [0.09] Organic Chemistry
Complete and balance the following chemical equation:
NH3 + HCl →
Chapter: [0.1] Practical Work
Identify the anion present in the following compounds.
Compound Z which on reacting with dilute sulphuric acid liberates a gas that has no effect on acidified potassium dichromate but turns lime water milky.
Chapter: [0.1] Practical Work
Identify the anion present in the following compounds.
The solution of Compound L on reacting with freshly prepared ferrous sulphate solution followed by the addition of a few drops of concentrated sulphuric acid to the reactants along the sides of a test tube forms a brown ring at the junction of the two liquids.
Chapter: [0.084] Sulphuric Acid
State the following:
The drying agent used in the laboratory preparation of HCl gas.
Chapter: [0.081] Hydrogen Chloride
State the following:
Products are formed when ammonia is burnt in excess of oxygen.
Chapter: [0.08199999999999999] Ammonia
State the observation for the following, when:
Manganese dioxide reacts with concentrated HCl.
Chapter: [0.1] Practical Work
State the observation for the following, when:
A glass rod dipped in concentrated HCl acid is brought near ammonia gas.
Chapter: [0.08199999999999999] Ammonia [0.1] Practical Work
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.
Chapter: [0.084] Sulphuric Acid
Write a balanced equation for the following conversion:
Lead sulphate from lead nitrate and sulphuric acid.
Chapter: [0.084] Sulphuric Acid
Write a balanced equation for the following conversion:
Nitrogen trichloride from ammonia.
Chapter: [0.08199999999999999] Ammonia
Write a balanced equation for the following conversion:
Sodium chloride from sodium sulphite and dilute hydrochloric acid.
Chapter: [0.081] Hydrogen Chloride
State the relevant reason for the following:
A layer of powered coke is used over the electrolytic mixture in Hall Heroult’s process.
Chapter: [0.07] Metallurgy
State the relevant reason for the following:
Graphite anodes are continuously replaced during the electrolysis of alumina.
Chapter: [0.07] Metallurgy
Name the alloys for the given composition:
Magnesium and aluminium
Chapter: [0.07] Metallurgy
Name the alloys for the given composition:
Magnesium + Manganese + Aluminium + Copper
Chapter: [0.07] Metallurgy
Identify the terms for the following:
The experiment which demonstrates high solubility of ammonia gas.
Chapter: [0.08199999999999999] Ammonia
Identify the terms for the following:
A method used to collect HCl gas.
Chapter: [0.081] Hydrogen Chloride
Identify the terms for the following:
The electrode where reduction takes place.
Chapter: [0.07] Metallurgy
Complete the table given below:
| Name of the process | Reactants | Acid product formed |
| (a) ______ | Nitrogen dioxide + water + oxygen | (b) ______ |
| (c) ______ | Oleum + water | Sulphuric acid |
Chapter: [0.084] Sulphuric Acid
Write the balanced chemical equation to show the concentration of ore in Baeyer’s process.
Sodium aluminate to aluminium hydroxide
Chapter: [0.07] Metallurgy
Write the balanced chemical equation to show the concentration of ore in Baeyer’s process.
Aluminium hydroxide to alumina
Chapter: [0.07] Metallurgy
The catalyst used in the oxidation of ammonia is ______.
zinc
platinum
Chapter: [0.08199999999999999] Ammonia
The product formed when ammonia reacts with oxygen is ______.
nitric oxide
nitrous oxide
Chapter: [0.08199999999999999] Ammonia
Name the following organic compound:
The compound with 3 carbon atoms whose functional group is a carboxylic acid.
Chapter: [0.09] Organic Chemistry
Name the following organic compound:
The first homologue whose general formula is CnH2n.
Chapter: [0.09] Organic Chemistry
Name the following organic compound:
The compound formed by complete chlorination of ethyne.
Chapter: [0.09] Organic Chemistry
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
Why is sodium chloride preferred to other metallic chlorides?
Chapter: [0.081] Hydrogen Chloride [0.1] Practical Work
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
State the temperature required in the preparation.
Chapter: [0.081] Hydrogen Chloride [0.1] Practical Work
Answer the following question related to the laboratory preparation of the hydrogen chloride gas:
Write the chemical equation.
Chapter: [0.081] Hydrogen Chloride [0.1] Practical Work
Distinguish between the following:
Dilute HCl and dilute HNO3 [using silver nitrate solution]
Chapter: [0.081] Hydrogen Chloride
How will you distinguished between dilute HCl and dilute H2SO4 using lead nitrate solution?
Chapter: [0.081] Hydrogen Chloride
Give one word for the following statement:
Naturally occurring minerals from which metals are extracted.
Chapter: [0.07] Metallurgy
Give one word for the following statement:
Organic compounds having the same molecular formula but different Structural formula.
Chapter: [0.09] Organic Chemistry
A, B and C are the chemical properties of sulphuric acid:
A. Oxidizing agent
B. Dehydrating agent
C. Non-volatile acid
Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.
1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
2. \[\ce{C12H22O11 -> 12C + 11H2O}\]
3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
Chapter: [0.084] Sulphuric Acid
Study and complete the following table:
| Homologous series | Alkane | Alkyne |
| General formula | CnH2n+2 | 1. ______ |
| IUPAC name | 2. ______ | Ethyne |
| Common name | Marsh gas | 3. ______ |
Chapter: [0.09] Organic Chemistry
Other Solutions
Submit Question Paper
Help us maintain new question papers on Shaalaa.com, so we can continue to help studentsonly jpg, png and pdf files
CISCE previous year question papers Class 10 Chemistry with solutions 2021 - 2022
Previous year Question paper for CISCE Class 10 Chemistry-2022 is solved by experts. Solved question papers gives you the chance to check yourself after your mock test.
By referring the question paper Solutions for Chemistry, you can scale your preparation level and work on your weak areas. It will also help the candidates in developing the time-management skills. Practice makes perfect, and there is no better way to practice than to attempt previous year question paper solutions of CISCE Class 10.
How CISCE Class 10 Question Paper solutions Help Students ?
• Question paper solutions for Chemistry will helps students to prepare for exam.
• Question paper with answer will boost students confidence in exam time and also give you an idea About the important questions and topics to be prepared for the board exam.
• For finding solution of question papers no need to refer so multiple sources like textbook or guides.
