Which of the following is correct?
CO is Lewis acid
Aqueous solution of CO is acidic
CO is Lewis base
None of these
As we learn
Metal Carbonyls -
Compounds formed when CO reacts with metals when heated
- wherein
Due to the presence of lone pair, it acts as donor
CO has lone pair due to which it can donate it to metal and act as Lewis base to form metal carbonyls .
Therefore, option (3) is correct.