what are polyatomic mass ?? for class 9 cbse
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A molecular ion is a covalently bonded set of two or more atoms, or of a metal complex, that can be considered to behave as a single unit and that has a net charge that is not zero. ... (The prefix poly- carries the meaning "many" in Greek, but even ions of two atoms are commonly described as polyatomic.)
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The ions which contain more than one atoms (same kind or may be of different kind) and behave as a single unit are called polyatomic ions e.g., OH–, SO2–4, CO32–. (e) Calcium carbonate. (c) Baking powder (d) Potassium sulphate. 6.
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