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Pyrosulphurous acid is...

Pyrosulphurous acid is 

A

`H_(2)S_(2)O_(5)`

B

`H_(2)S_(2)O_(2)`

C

`H_(2)S_(2)O_(3)`

D

`H_(2)S_(2)O_(4)`

Text Solution

Verified by Experts

The correct Answer is:
A
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