Class 10 Carbon and Its Compounds: 15 MCQs You Can't Afford to Miss

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Question 1: Which of the following is an example of an alkane?

A) Methane

B) Ethene

C) Ethyne

D) Butene

Question 2:Which of the following functional groups is present in alcohol?

A) -OH

B) -COOH

C) -NH2

D) -CHO

Question 3:What is the common name of ethanoic acid?

A) Acetone

B) Vinegar

C) Acetic acid

D) Formic acid

Question 4: Which of the following compounds is formed when methane burns in the presence of oxygen?

A) Carbon dioxide

B) Carbon monoxide

C) Water

D) Both A and B

Question 5: Which of the following is the molecular formula of ethane?

A) C2H6

B) C2H4

C) C2H2

D) C3H8

Question 6: What is the general formula of alkanes?

A) CnH2n+2

B) CnH2n

C) CnH2n-2

D) CnH2n+1

Question 7:Which of the following is a characteristic property of carbon compounds?

A) They do not burn in air

B) They are non-reactive

C) They usually form covalent bonds

D) They are all soluble in water

Question 8:What is the name of the compound with the formula C2H5OH?

A) Methane

B) Ethanol

C) Ethene

D) Ethyne

Question 9: Which of the following is used as a fuel in vehicles?

A) Methane

B) Ethene

C) Ethanol

D) Propane

Question 10:Which of the following is the fundamental group present in aldehydes?

A) -OH

B) -COOH

C) -CHO

D) -C=O

Question 11: Which of the following is the simplest alkene?

A) Methane

B) Ethene

C) Propane

D) Butane

Question 12:Which of the following compounds is a saturated hydrocarbon?

A) Ethene

B) Propene

C) Methane

D) Ethyne

Question 13:Which of the following is an example of a polymer?

A) Methane

B) Polythene

C) Acetone

D) Glucose

Question 14:What is the main constituent of natural gas?

A) Ethene

B) Methane

C) Propane

D) Butane

Question 15:What is the name of the reaction in which two molecules of the same compound combine to form a larger molecule?

A) Addition reaction

B) Substitution reaction

C) Condensation reaction

D) Polymerization reaction

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