Name: Carbon And Its Compounds CLASS 10 CBSE -
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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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A. How does chlorine react with hydrocarbon in sunlight?

A. It adds hydrogen to the compound

B. It substitutes hydrogen atom from the compound

C. It adds an oxygen atom to the compound

D. It breaks double and triple bonds into single bonds

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B. Which type of compound shows catenation property?

A. None of these

B. Metal compounds

C. Ionic compounds

D. Carbon compounds

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

A. CH3Cl + H2SO4

B. CH4 + H2SO4

C. CH3Cl + HCl

D. CHCl3 + HCl

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

A. Alcohol

B. Carboxylic acid

C. Aldehyde

D. Ketone

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

A. Aldehyde group (-CHO)

B. Carboxyl group (-COOH)

C. Hydroxyl group (-OH)

D. Ketone group (C=O)

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F. What happens when ethanol is oxidized?

A. Ethanoic acid

B. Ethanol

C. Methanol

D. Acetaldehyde

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G. Name the hydrocarbon compound containing two carbon atoms.

A. Propane

B. Ethane

C. Butane

D. Methane

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

A. It melts quickly

B. It does not freeze

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

D. It evaporates quickly

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I. Which of the following undergoes addition reactions?

A. CH4

B. C2H6

C. C2H4 (ethene)

D. C3H8

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J. What is the general formula of alkynes?

A. CnH2n+2

B. C2nH2n-2

C. CnH2n

D. CnH2n-2

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K. 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

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L. Why are mineral acids stronger than carboxylic acids?

A. Carboxylic acids are completely ionised

B. Carboxylic acids are partially ionised

C. Mineral acids are partially ionised

D. Mineral acids are completely ionised

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

A. Single covalent bonds

B. Double bonds

C. Ionic bonds

D. Triple bonds

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N. What is the major constituent of LPG?

A. Butane

B. Pentane

C. Ethene

D. Propane

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

A. 4

B. 2

C. 1

D. 6

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Carbon And Its Compounds CLASS 10 CBSE