Which ONE of the following compounds is an aldehyde?
A CH3COCH3
B CH3CH2CHO
C CH3CH2COOH
D CH3CH2CH2OH
- NSC Physical Sciences - Question 1 - 2016 - Paper 2
Question 1
Which ONE of the following compounds is an aldehyde?
A CH3COCH3
B CH3CH2CHO
C CH3CH2COOH
D CH3CH2CH2OH
Worked Solution & Example Answer:Which ONE of the following compounds is an aldehyde?
A CH3COCH3
B CH3CH2CHO
C CH3CH2COOH
D CH3CH2CH2OH
- NSC Physical Sciences - Question 1 - 2016 - Paper 2
Step 1
Identify Aldehyde Compound
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Answer
The compound that is classified as an aldehyde contains a carbonyl group (C=O) at the end of the carbon chain. From the given options, the correct answer is B CH3CH2CHO, which features the –CHO functional group characteristic of aldehydes.
