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The number of hydroxyl groups in pyropho...

The number of hydroxyl groups in pyrophosphoric

A

3

B

4

C

5

D

7

Text Solution

Verified by Experts

The correct Answer is:
B
Pyrophosphoric acid is `H_(4)P_(2)O_(7)`
`HO-overset(O)overset(||)underset(OH)underset(|)(P)-O-overset(O)overset(||)underset(OH)underset(|)(P)-OH`
It has four -OH groups.
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