Q. Amongst the following compounds, the one which would not form a white precipitate with ammonical silver nitrate solution is

 2576  196 WBJEEWBJEE 2016Aldehydes Ketones and Carboxylic Acids Report Error

Solution:

The structure of but-2-yne shows that there is no acidic hydrogen attached to the sp hybrid carbon atom. Hence no reaction with ammonical is expected