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SCIENCE

Carbon And Its Compounds CLASS 10 CBSE

Carbon And Its Compounds CLASS 10 CBSE WORKSHEET Carbon, a ubiquitous element in nature, plays a crucial role in organic chemistry and is fundamental to the existence of life as we know it. With the atomic number six, carbon is uniquely versatile, allowing it to bond with a variety of elements, leading to an extensive array of compounds.

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1 / 15

A. What type of bonds does a carbon atom form in methane?

A. Ionic bonds

B. Single covalent bonds

C. Double bonds

D. Triple bonds

2 / 15

B. Name the hydrocarbon compound containing two carbon atoms.

A. Propane

B. Ethane

C. Methane

D. Butane

3 / 15

C. What happens when ethanol is oxidized?

A. Ethanoic acid

B. Methanol

C. Ethanol

D. Acetaldehyde

4 / 15

D. Which of the following undergoes addition reactions?

A. C2H4 (ethene)

B. C2H6

C. CH4

D. C3H8

5 / 15

E. What is the major constituent of LPG?

A. Pentane

B. Ethene

C. Butane

D. Propane

6 / 15

F. The electronic configuration of an element is found to be 2, 4. How many bonds can one carbon atom form in a compound?

A. 1

B. 4

C. 6

D. 2

7 / 15

G. What is the general formula of alkynes?

A. C2nH2n-2

B. CnH2n-2

C. CnH2n

D. CnH2n+2

8 / 15

H. What is the product of the reaction: CH4 + Cl2 (in sunlight)?

A. CHCl3 + HCl

B. CH3Cl + H2SO4

C. CH4 + H2SO4

D. CH3Cl + HCl

9 / 15

I. Which type of compound shows catenation property?

A. Ionic compounds

B. Metal compounds

C. None of these

D. Carbon compounds

10 / 15

J. What is the freezing behaviour of diluted ethanoic acid (vinegar) during winter?

A. It does not freeze

B. It evaporates quickly

C. It freezes due to its higher freezing point than water

D. It melts quickly

11 / 15

K. Which functional group combines with carbon to produce alcohol?

A. Hydroxyl group (-OH)

B. Ketone group (C=O)

C. Aldehyde group (-CHO)

D. Carboxyl group (-COOH)

12 / 15

L. What is the isomeric pair among the following?

A. Propane and butane

B. Ethane and propane

C. Ethane and ethane

D. Butane and 2-methylpropane

13 / 15

M. How does chlorine react with hydrocarbon in sunlight?

A. It substitutes hydrogen atom from the compound

B. It adds hydrogen to the compound

C. It breaks double and triple bonds into single bonds

D. It adds an oxygen atom to the compound

14 / 15

N. Which of these functional groups is present in the compound with a carbon double bonded to oxygen?

A. Ketone

B. Aldehyde

C. Carboxylic acid

D. Alcohol

15 / 15

O. Why are mineral acids stronger than carboxylic acids?

A. Mineral acids are partially ionised

B. Carboxylic acids are completely ionised

C. Mineral acids are completely ionised

D. Carboxylic acids are partially ionised

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Carbon And Its Compounds CLASS 10 CBSE

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Carbon And Its Compounds CLASS 10 CBSE