NCERT Question 3 - Chapter 3 Class 9 - Atoms And Molecules

Last updated at August 12, 2026 by

What are polyatomic ions? Give examples.

 

Answer

The words,

'Poly’ means many

‘Atomic’ means atoms 

‘Ion’ means atom carrying charge

 

Therefore,

A group of atoms containing charge is called polyatomic ion

Example :  NH 4 + ,OH - ,NO 3 -

Examples of Polyatomic Ions-Teachoo-01.jpg

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