What is a polyatomic ion?

Type: MCQ • Marks: 1

A. A radioactive isotope

B. A neutral molecule

C. An ion consisting of a single atom

D. A group of atoms carrying a net electrical charge

Explanation

Polyatomic ions comprise multiple covalently bound atoms acting as a single charged unit (e.g., SO₄²⁻, NH₄⁺).

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Class 9th Science (MCQ)

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