Product when an alkylbenzene (ethylbenzene or cumene) is oxidised with alkaline KMnO4 and acidified

1. A.
   $\text{C}_6\text{H}_5\text{OH}$
2. B.
   $\text{C}_6\text{H}_5\text{COOH}$
3. C.
   $\text{C}_6\text{H}_5\text{CH}_2\text{COOH}$
4. D.
   $\text{C}_6\text{H}_5\text{CH}_2\text{CH}_2\text{COOH}$

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1. A.
   Phenol
2. B.
   Benzaldehyde
3. C.
   Benzophenone
4. D.
   Benzoic acid

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1. A.
   $\text{C}_6\text{H}_5\text{-CH}_2\text{COOH}$
2. B.
   $\text{C}_6\text{H}_5\text{-CH}_2\text{-CH}_2\text{-CH}_2\text{-COOH}$
3. C.
   $\text{C}_6\text{H}_5\text{-OH}$
4. D.
   $\text{C}_6\text{H}_5\text{-COOH}$

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1. A.
   ${\ C}_{6}H_{5} - {CH}_{2} - COOH$
2. B.
   $C_{6}H_{5}{CH}_{2} - {CH}_{2} - COOH$
3. C.
   $\ C_{6}H_{5} - OH$
4. D.
   $C_{6}H_{5} - COOH$

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