EASY
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The general formula CnH2nO2 could be for open chain-

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Important Questions on Aldehydes, Ketones and Carboxylic Acids

EASY

Name the following organic compound:

The compound with 3 carbon atoms whose functional group is a carboxyl.

EASY

Identify the substance underlined:

The organic compound which when solidified, forms an ice like mass.

MEDIUM
The number of compound/s given below which contain/s -COOH group is ___ . (Integer answer)
(A) Sulphanilic acid
(B) Picric acid
(C) Aspirin
(D) Ascorbic acid
MEDIUM
A compound X (having vinegar like smell) when treated with ethanol in the presence of the acid, Z, gives a compound Y which has a fruity smell.
The reaction is
C2H5OH+XZY+H2O
Write the structural formula of X.