The number of ionic, convalent and coordinate bonds in `NH_(4)CI` are respectively

Define convalent bond?

Ionic , covalent and coordinate bonds are present in

The compound(s) which contain ionic, covalent and coordinate bonds is (are)

Out of the following, select the compounds containing ionic, covalent and coordinate bonds. CaCl_(2),C_(2)H_(6),MgO,HCI,overset(o+)(NH_(4)),O_(3)

Out of the following, select the compounds containing ionic, covalent and coordinate bonds. CaCl_(2),C_(2)H_(6),MgO,HCl,overset(o+)(NH_(4)),O_(3)

Which one of the following contains ionic, covalent and coordinate bonds?