A) pH will increase
B) pH will decrease
C) pH will remain the same
D) electrical conductivity will not change
Correct Answer: A
Solution :
Potassium cyanide is the salt of strong base and weak acid, hence when it is added in water then pH will increase. \[KCN+{{H}_{2}}O\underset{\begin{smallmatrix} strong \\ base \end{smallmatrix}}{\mathop{KOH}}\,+\underset{\begin{smallmatrix} weak \\ acid \end{smallmatrix}}{\mathop{HCN}}\,\]You need to login to perform this action.
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