Question

Carbon monoxide neutral and carbon dioxide is acidic why

Answer 1

Carbon monoxide is usually treated as if it was a neutral oxide,but in fact it is very slightly acidic.It does not react with water,but it will react with the basic hydroxide ion shows that it must be acidic.

Answer 2

Carbon monoxide (CO) is considered to be a neutral oxide, not acidic or basic. But why? It reacts with hot concentrated sodium hydroxide solution to give a solution of sodium methanoate:

NaOH+CO⟶HCOONa