The bonds in crystalline ammonium chloride are?

A. covalent and dative
B. ionic and covalent
C. ionic covalent and dative
D. ionic covalent and hydrogen bond

Correct Answer: Option B

B. ionic and covalent

Explanation

The formula for ammonium chloride is NH4Cl. The bond between the ammonium ion (NH4Cl+) and the chloride ion(Cl-) is IONIC and ammonium chloride is an ionic compound. However, the bonds between the nitrogen and hydrogen atoms in the polyatomic ion NH4+ are COVALENT.