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Question

The anhydride of carbonic acid is:


A

CO

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B

CO2

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C

C3O2

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D

None of these

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Solution

The correct option is B

CO2


An aqueous solution of carbon dioxide behaves as a weak acid which is due to the formation of carbonic acid.

CO2+H2OH2CO3

This is why CO2 is also known carbonic anhydride.


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