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What are polyatomic ions? Give examples.

 
Atoms and Molecules
Last Post by Arsh01 5 years ago
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28/12/2020 12:27 pm
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Trisha Dave 
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What are polyatomic ions? Give examples.

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28/12/2020 12:35 pm
Arsh01 
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A polyatomic ion is a group of atoms carrying positive or negative charge.

e.g., Polyatomic ions  - Symbol

Ammonium - NH4+

Hydroxide - OH-

Nitrate - NO-3

Hydrogen carbonate - HCO-3

Sulphate - SO42-

Sulphite - SO32-

Phosphate - PO3-4

Carbonate - CO32-

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