Science, asked by amanpreetkaur5868389, 5 months ago

Which of the following is an example of polyatomic ion?
1. Cl-
2. SO 2/4-
3.O2-
4.Ca2+

Answers

Answered by susantadogra1974

0

Answer:

DON'T KNOW

Explanation:

Answered by bs026860

0

Answer:

your answer is option b SO 2/4-

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