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Why does the polyatomic anion OH need to gain an electron? why does the polyatomic anion OH need to gain an electron?
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Why does the polyatomic anion OH need to gain

an electron?
why does the polyatomic anion OH need to gain an electron?

User Austin R
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Answer:Well-known examples are sodium hydroxide (NaOH) with OH- as the polyatomic anion, calcium carbonate (CaCO3), and ammonium nitrate (NH4NO3), which contains two polyatomic ions: NH+ and NO3-. ... The properties of compounds containing polyatomic ions are very similar to those of binary ionic compounds.

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User Mikah
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