- Structure Overview
- N2H4 contains two nitrogen atoms and four hydrogen atoms
- Each nitrogen atom forms a single bond with two hydrogen atoms
- Each nitrogen atom has one lone pair
- Drawing Process
- Determine total valence electrons: 10 (N) + 4 (H) = 14
- Calculate total electron pairs: 14/2 = 7
- Place right nitrogen as central atom, hydrogens on sides
- Mark lone pairs starting from outside atoms
- Final structure satisfies octet and duet rules
- Formal Charges
- Calculate formal charge: valence - nonbonding - ½ bonding = 0
- No formal charges needed for nitrogen and hydrogen atoms