Question

what is polyatomic and polyvalent ion​

Answer 1

Polyvalent ion refers to when, the atom in an ion have a valency of more than one. ... A polyatomic ion is the one which is formed of two or more atoms, bonded to each other by a covalent bond.

Answer 2

Answer:

ANSWER

Polyvalent ion refers to when, the atom in an ion have a valency of more than one. i.e when the valency of the ion is greater than one. For example: O²− ion is a polyvalent ion as it has a valency of more than one, but it is a monoatomic ion

. A polyatomic ion is the one which is formed of two or more atoms, bonded to each other by a covalent bond. For example; NH4 this is ammonium ion, it is a polyatomic ion as has more than one atom i.e, of nitrogen and hydrogen , but it is not polyvalent as its charge is only one.