Equilibrium Question 368
Question: When solid potassium cyanide is added in water then [CPMT 2002; BHU 2002]
Options:
A) pH will increase
B) pH will decrease
C) pH will remain the same
D) Electrical conductivity will not change
Show Answer
Answer:
Correct Answer: A
Solution:
$ KCN+H_2O $ ⇌ $ KOH+HCN $ . $ KOH $ is a strong base and $ HCN $ is a weak acid.
