J.R. S. answered 02/27/19
Ph.D. University Professor with 10+ years Tutoring Experience
F2 fluorine gas:
total valence electrons = 7 each = 14 total
polar bonds = zero
polar molecule = NO
BI3
total valence electrons = 3 for B and 7 each for I = 24
polar bond = each B-I bond is polar
hst does that even meAn?
polar molecule = yes