Equilibrium Question 386
Question: On adding solid potassium cyanide to water [MP PMT 1989]
Options:
A) pH will increase
B) pH will decrease
C) pH will not change
D) Electrical conductance will not change
Show Answer
Answer:
Correct Answer: A
Solution:
$ C{N^{-}}+H_2O\to HCN+O{H^{-}} $ Because $ O{H^{-}} $ concentration is increased.