Alkylamine dissolve in hydrochloric acid to form alkylammonium chloride. The nitrogen in the latter salt is :

Magnesium metal reacts with hydrochloric acid to form magnesium chloride and hydrogen.

A sample of pure lead weighing 2.07 g is dissolved in nitric acid to give a solution of lead nitrate. This solution is treated with hydrochloric acid, chlorine gas and ammonium chloride. The result is a precipitate of (NH_(4))_(2) PbCl_(6) . What is the maximum weight of this product that could be obtained form the lead sample?

One which is not dissolved by dilute hydrochloric acid is

Tertiary amines dissolve in nitrous acid to form corresponding salts.

Lithium silicide reacts concentrated hydrochloric acid to give lithium chloride along with