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C 2 H 5 Br alc. KOH ⎯ ⎯⎯⎯ → A 2 4 Br CCl ⎯ ⎯→ B KCN Excess ⎯ ⎯⎯ → C 3 H O Excess + ⎯⎯⎯ → D Acid D formed in above reaction is:

1. Malonic acid
2. Oxalic acid
3. Gluconic acid
4. Succinic acid

Correct answer: Succinic acid

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