Question

Valency of polyatomic ion HCO3 is _________?​

Answer 1

Hydrogen gas valency +1 and CO3 has valency -2. Now when u combine them together 1–2=-1 . Hence the valency of HCO3 is -1.

Answer 2

Answer:

Hey, Buddy it's your answer

Valency of polyatomic ion HCO3 is -1

#Indian's answer

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