What are polyatomic ions give examples class 9

Asked by admin @ 25/08/2021 in Chemistry viewed by 358 People

What are polyatomic ions? Give examples.

NCERT Class IX
Sciences - Main Course Book
Chapter 3. Atoms and Molecules

Answered by admin @ 25/08/2021

Polyatomic ions:

Those ions which are formed from groups of joined atoms are called polyatomic ions.
Compound ions are also called polyatomic ions.

For e.g

Ammonium ion NH4+, is a compound ion which is made up of two types of atoms joined together nitrogen and hydrogen.

Carbonate ion CO3²- , is a compound ions which is made up of two types of atoms joined together carbon and oxygen.

Similarly , sulphate ion SO4²-, Nitrate ion NO3^- , hydroxide ion OH^- e.t.c

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What are polyatomic ions give examples class 9

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