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Question Question 2(2013)
From
A : CO
B : CO2
C : NO2
D : SO3
State which will not produce an acid on reaction with water.
CO
Reason — On reaction with water, CO2 produces carbonic acid, NO2 forms nitric acid and SO3 forms sulphuric acid whereas CO forms carbon dioxide gas.
CO + H2O ⟶ CO2 + H2