Isotopes ,ions , polyatomic ions ,valency

What is a polyatomic ion?

Write the difference between monoatomic ions and polyatomic ions with the help of examples.

A hydroxide ion is a polyatomic ion.

What are polyatomic ions? Give examples.

Fluoride ion

Hydride ion is a

Chloride ion and potassium ion are isoelectronic. Then

In the process of transformation, divalent ions are used to make the host component. The function of such ions is to

Name the polyatomic ion that carries a positive charge.

In the presence of hydrogen ions , a zinc ion ________ reduced .