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In the following electron dot structure ...

In the following electron dot structure , calculate the formal charge from left to right nitrogen atom.
` underset(* *) overset(* *) N = N= underset(* *) overset(* *)N`

A

` -1 , 1, +1`

B

` -1, +1,-1`

C

` +1, -1,-1`

D

` +1,-1,+1`

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