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Hyperconjugation

The number of...

Question

The number of hydroxy groups present in pyrosulphuric acid is:

A

2

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B

3

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C

4

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D

0

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Solution

The correct option is A 2
$H_{2} S_{2} O_{7}$
O O
|| ||
S S
/ || \ / || \
HO O O O OH
NO. of hydroxy groups $= 2$

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