Each of the following compound gives a white ppt. when boiled with alcoholic silver nitrate except

Which of the following compound are having white ppt ?

Which of the followings compounds will gives white ppt. with ammonical silver nitrate solution (Tollen's reagment)?

Which of the following compounds gives a silver mirror with ammonical silver nitrate solution

Chlorobenzene gives a white precipitate with alcoholic silver nitrate solution.

Chlorobenzene gives a white precipitate with alcoholic silver nitrate solution.