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Dehydration of malonic acid with P(2)O(5...

Dehydration of malonic acid with `P_(2)O_(5)` in vacuum at `140-150^(@)C` give an evil-smelling gas which is

A

`CH_(3)CO OH`

B

CO

C

`CO_(2)`

D

`C_(3)O_(2)`

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Verified by Experts

The correct Answer is:
D
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