Electron pair dot arrangement in the case of ammonia is depicted by the outer electrons surrounding the nitrogen atom.
The dot dot structure for ammonia displays that the nitrogen atom unites 1 pair of electrons with each of the three hydrogen atoms, resulting in a complete of a trio shared pairs of electrons.
The NH3 molecule adopts a trigonal pyramidal shape because of the distribution of the valence electrons according to its Electron pair dot structure.
In the dot symbol representation of ammonia, the nitrogen atom is enclosed by three spots, each representing a pair of shared electrons with a H atom.