Which statement is true about a polyatomic ion?

it forms metallic bonds with other ions.

it forms covalent bonds with other ions.

it is made of atoms that are covalently bonded together.

it has a charge that is distributed over part of the entire unit.

The correct option for above statement is

It is made of atoms that are covalently bonded together.

Explanation:

A substance particle, conjointly referred to as a molecular particle, may be a charged chemical species (ion) composed of 2 or a lot of atoms covalently secured or of a metal complicated that may be thought-about to be acting as one unit. The word poly- suggests that "many," in Greek, however even ions of 2 atoms are ordinarily noted as substance.

introduction of a drug directly into the respiratory tract is a form of inhalation administration.