Equilibrium Question 479
Question: Pure water is kept in a vessel and it remains exposed to atmospheric $ CO_2 $ which is absorbed, then its pH will be [MADT Bihar 1984; DPMT 2002]
Options:
A) Greater than 7
B) Less than 7
C) 7
D) Depends on ionic product of water
Show Answer
Answer:
Correct Answer: B
Solution:
$ CO_2 $ is acidic oxide which on dissolution in water develops acidic nature.
