Question

Write three examples of polyatomic negative ions

Answer 1

Cl-, Br-, (NO3)-, (CO3)2-

Answer 2

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◾◾here is your answer.

⭐ POLYATOMIC ION --»» A polyatomic ion is a group of atoms carrying a positive or negative charge .

⭐ EXAMPLES OF POLYATOMIC ION--✒

1) ammonium ion (NH4^+)

2)sulphateion (SO4 ^2−)

3)hydroxide ion (OH−)

4)carbonate ion (CO3^2−),

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