Question

What is the formal charge on various atoms in nitrate ion?

Answer 1

valency of nitrate is 1

Answer 2

hi mate here is your answer

the formal charge on the nitrate ion is -1 as it is assigned with 7 electrons

it is having charge of -1 because as it loses its 5 electrons to the oxygen and there is a need for one last electron .

thus it is having is formal charge as -1

hope it helps!!!