NH3 reacts with BF3 by using its lone pair to form a coordinate bond with the empty orbital on boron. Which statement best describes this situation?

A. BF3 is acting as the Lewis acid by accepting NH3's lone pair.
B. BF3 is acting as a Bronsted-Lowry base by accepting a proton.
C. BF3 is acting as an Arrhenius acid by increasing the concentration of H+.
D. BF3 is acting as an Arrhenius base by increasing the concentration of NH3.

Question

NH3 reacts with BF3 by using its lone pair to form a coordinate bond with the empty orbital on boron. Which statement best describes this situation?

A. BF3 is acting as the Lewis acid by accepting NH3's lone pair.
B. BF3 is acting as a Bronsted-Lowry base by accepting a proton.
C. BF3 is acting as an Arrhenius acid by increasing the concentration of H+.
D. BF3 is acting as an Arrhenius base by increasing the concentration of NH3.

aaronq · Answer

A. BF3 is acting as the Lewis acid by accepting NH3's lone pair.

aaronq · Answer

Lewis acids accept electron pairs while lewis bases donate them.

anonymous · Answer

thank you @aaronq

aaronq · Answer

no problem