In the reaction NH3 + H+ → NH4+, the bond formed results from?
- an electron transferred from NH3 + H+
-
an electron pair donated by NH3
- an electron pair equally shared
- an electron pair donated by H+
- an electron tarnsferred from H+ to NH3
The correct answer is: B
Explanation
The nitrogen atom has a lone pair of electrons that coordinates to the hydrogen cation, which has zero electrons, forming a covalent bond.