What is the Lewis dot structure of C2H2Br2?
C2H2Br2: Single bond between the Hydrogen and Carbon, Double bond between the two Carbons, Single bond between the Hydrogen and Carbon, Single bond from both carbons to each Bromine. Don't forget the lone pairs around Bromine (six among each).
H-C=C-H
l l
Br Br
Calculations:
Valence electrons: 2(4) + 2(1) + 2(7) =24 Octet Electrons: 2(2) + 8(4) =36
Shared electrons: 36-24 =12 Unshared Electrons: 24-12 =12