[" Q16.Explein why the addition of tial to carbonye compounds "],[" is accelerated by taces & xefardod by acids? "]

Explain why the addition of hydrogen cyanided to carbonyl compounds is accelerated by bases and retarded by

Assertion : The addition of ammonia derivatives to carbonyl compounds is carried in weakly acidic medium. Reason : In weakly acidic medium attacking nucleophile is also protonated.

Assertion: The addition of ammonia derivative to a carbonyl compound is carried out in weakly acids medium. Reason : In weakly acidic medium attacking nucleophile is also protonated.

Explain why BF_3 forms addition compound with NH_3 .

On the addition of mineral acid to an aqueous solution of borax, the compound formed is

On the addition of mineral acid to an aqueous solution of borax, the compound formed is :

Explain why carbonyl compounds always show nucleophilic addition reaction?