Lewis Structure of BF3 With 5 Simple Steps to DrawElectron pair dot arrangement for ammonia is shown by the outer electrons surrounding the N atom.
The dot dot structure for ammonia reveals that the nitrogen atom connects 1 pair of electrons with each of the three H atoms, resulting in a overall of a trio shared pairs of electrons.
The NH3 molecule takes a three-sided pyramid-like form because of the placement of the valence electrons according to its Lewis dot structure.
In the Lewis symbol depiction of NH3, the N atom is encircled by three spots, each representing a pair of connected electrons with a hydrogen atom.