Question

Sodium chloride is called electrovalent compound but ammonia is called covalent compound,why?

Answer 1

sodium chloride has strong force of attraction between its molecules are stable

ammonia has force of attraction between its molecules and are stable

Answer 2

Answer:

It is formed by the transfer of one electron from sodium atom to chlorine atom.In,sodium chloride sodium is metal and chlorine is non metal.And as we know electrovalent compounds contain metal atoms in their molecule but covalent compouds do not contain metals atoms in their their molecule.Ammonia is not a metal