Carbon and its Compounds Quiz - CBSE Class 10 Science

Free practice quiz: Carbon and its Compounds (CBSE Class 10 Science). 19 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

This CBSE Class 10 Science practice quiz has 19 multiple-choice questions on Carbon and its Compounds, and 19 of them come with an explanation. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz online. No sign-up needed.

Sample questions

1. What is the valency of carbon?

   1. 1
   2. 2
   3. 3
   4. 4
   Show answer

   Answer: D. 4

   Carbon has a valency of four because it can form four covalent bonds with other atoms.

2. Which compound has a triple bond?

   1. Methane
   2. Ethylene
   3. Ethyne
   4. Propane
   Show answer

   Answer: C. Ethyne

   Ethyne, also known as acetylene, has a triple bond between the carbon atoms.

3. Which compound is represented by the structural formula C2H4?

   1. Methane
   2. Ethylene
   3. Acetylene
   4. Propane
   Show answer

   Answer: B. Ethylene

   C2H4 represents ethylene, an alkene with a double bond between the two carbon atoms.

4. How many structural isomers can butane form?

   1. 1
   2. 2
   3. 3
   4. 4
   Show answer

   Answer: B. 2

   Butane can form 2 structural isomers: n-butane and isobutane.

5. What is the primary use of phenol in industry?

   1. Antibiotics
   2. Plastics
   3. Perfumes
   4. Fossil fuels
   Show answer

   Answer: B. Plastics

   Phenol is primarily used in the production of plastics, such as phenolic resins.

More questions in this quiz

Answers and explanations are in the full quiz.

1. Which type of bonding is most common in carbon compounds?
2. Which of the following is a saturated hydrocarbon?
3. What is the general formula for alkanes?
4. Which of the following is an isomer of butane?
5. What is the molecular formula of benzene?
6. What kind of hydrocarbons are alkenes?
7. Which process is used for the conversion of alcohols to alkenes?
8. What is the IUPAC name for acetone?
9. In which type of reaction is a hydrogen atom replaced by a halogen in an organic compound?
10. Which of these is a characteristic reaction of alkanes?
11. What type of hybridization is exhibited by carbon atoms in ethene?
12. Which reagent is used in the Baeyer's test for unsaturation?
13. What is the product of the chlorination of methane?
14. Which catalyst is used in the hydrogenation of alkenes?

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