Question

State your observation when excess of ammonia is passed through an aqueous solution of lead nitrate

Answer 1

Hey bro ur answer is;

When excess of ammonia is passed through an aqueous solution of lead nitrate then a white ppt which remains insoluble in excess of ammonia.

Pb(NO3)2 + 2NH4OH → 2NH4NO3 + Pb(OH)2 ↓