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.



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