what is the formal charge of the nitrogen atom in the following ammonium cation nh4+

what is the formal charge of the nitrogen atom in the following ammonium cation nh4+

what is the formal charge of the nitrogen atom in the following ammonium cation nh4+. There are any references about what is the formal charge of the nitrogen atom in the following ammonium cation nh4+ in here. you can look below.