Question
Question: 1. A solution which has pH < 7 is of...
- A solution which has pH < 7 is of

A
NaBr
B
NH₄I
C
KCN
D
HCOONa
Answer
NH₄I
Explanation
Solution
NH₄I hydrolyzes to produce NH₄⁺ which is acidic, giving pH <7.
NaBr
NH₄I
KCN
HCOONa
NH₄I
NH₄I hydrolyzes to produce NH₄⁺ which is acidic, giving pH <7.