1.

Why is an aqueous solution of ammonium chloride acidic in nature?

Answer»

Basic component is the one that produces hydroxide (OH-) ions when dissolved in water. In aqueous solution of ammonium chloride, ammonium ions (NH4+) first associate with H2O and form ammonia and hydroxide ions.

NH4Cl + H2O = NH4+ + HCl ( equation 1) 

NH4+ + H2O = NH3 + OH- (equation 3)

Since ammonium ions produce hydroxide ions, NH4+ are considered to be the basic components.



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