Question

1.examples for polyotomic ions
2.what is matter
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Answer 1

Answer:

An example is the hydrogen ion, H+. By contrast, polyatomic ions, also called molecular ions, consist of two or more atoms. An example of a polyatomic ion is the dichromate anion: Cr2O72-

Answer 2

Explanation:

simple example of polyatomic ion is sulphur

matter is made by tiny particles