Question 17 • 2003350 Chemistry HONORS Sem 1 - Marez
Nitrate is the polyatomic ion made of one nitrogen atom and three oxygen atoms, with an overall charge of −1. Its formula is NO₃⁻, so the correct choice is NO₃⁻. NO₂⁻ has only two oxygen atoms, while NO₃⁺ has the wrong charge.
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