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What is polyatomic |
| Answer» A polyatomic ion, also known as a molecular ion, is a charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit, ions of two atoms are commonly referred to as polyatomic.An example of a polyatomic ion is the hydroxide ion; consisting of one oxygen atom and one hydrogen atom, hydroxide has a charge of −1. Its chemical formula is OH−. Polyatomic ions are often useful in the context of acid-base chemistry or in the formation of salts. | |