Q. What is the IUPAC name for CH3-CH2-COOH?
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A.
Propanoic acid
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B.
Butanoic acid
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C.
Acetic acid
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D.
Methanoic acid
Solution
The IUPAC name for CH3-CH2-COOH is propanoic acid, as it has three carbon atoms in the longest chain.
Correct Answer: A — Propanoic acid
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Q. What is the main product when an alcohol is oxidized?
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A.
Alkane
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B.
Aldehyde
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C.
Ketone
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D.
Carboxylic acid
Solution
The oxidation of a primary alcohol typically produces a carboxylic acid.
Correct Answer: D — Carboxylic acid
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Q. Which of the following compounds is an example of an alcohol?
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A.
C2H5OH
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B.
C2H4
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C.
C3H6
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D.
C4H10
Solution
C2H5OH is ethanol, which is an alcohol.
Correct Answer: A — C2H5OH
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