Topic: Chapter 11: Carbon and its Compounds (Test 1)



Topic: Chapter 11: Carbon and its Compounds
Q.1
The molecular formula of an open chain organic compound is C3H6. The class of the compound is
A. alkane
B. alkene
C. alkyne
D. alcohol
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.2
The IUPAC name of an organic compound is 3-Methyl butan-1-ol. What type compound it is?
A. Aldehyde
B. Carboxylic acid
C. Ketone
D. Alcohol
Answer : Option D
Explaination / Solution:
No Explaination.


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Q.3
The secondary suffix used in IUPAC nomenclature of an aldehyde is ____
A. - ol
B. – oic acid
C. - al
D. - one
Answer : Option C
Explaination / Solution:
No Explaination.


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Q.4
Which of the following pairs can be the successive members of a homologous series?
A. C3H8 and C4H10
B. C2H2 and C2H4
C. CH4 and C3H6
D. C2H5OH and C4H8OH
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.5
C2H5OH + 3O2 → 2CO2 + 3H2O is a
A. Reduction of ethanol
B. Combustion of ethanol
C. Oxidation of ethanoic acid
D. Oxidation of ethanol
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.6
Rectified spirit is an aqueous solution which contains about _______ of ethanol
A. 95.5 %
B. 75.5 %
C. 55.5 %
D. 45.5 %
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.7
Which of the following are used as anaesthetics?
A. Carboxylic acids
B. Ethers
C. Esters
D. Aldehydes
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.8
TFM in soaps represents ___________ content in soap
A. mineral
B. vitamin
C. fatty acid
D. carbohydrate
Answer : Option C
Explaination / Solution:
No Explaination.


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Q.9
Which of the following statements is wrong about detergents?
A. It is a sodium salt of long chain fatty acids
B. It is sodium salts of sulphonic acids
C. The ionic part in a detergent is –SO3–Na+
D. It is effective even in hard water.
Answer : Option A
Explaination / Solution:
No Explaination.


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