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The pH of 0.1M solution of the following...

The `pH` of `0.1M` solution of the following salts decreases in the order

A

NaCN lt `NH_4Cl` lt NaCN lt HCl

B

HCl lt `NH_4Cl` lt NCl lt NaCN

C

NaCN lt `NH_4Cl` lt NaCl lt HCl

D

HCl lt NaCl lt NaCN lt `NH_4Cl`

Text Solution

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The correct Answer is:
b
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