Silberberg7e solution manual ch 11

... part 11- 21 b) The electron-group arrangement around each nitrogen changes from tetrahedral to trigonal planar The molecular shape changes from trigonal pyramidal to bent and the hybridization changes... posted on a website, in whole or part 11- 13 s p sp3 s p sp2 b) p c) +e s d p sp3d2 d3 11. 19 H C H H 11. 20 sp3 N C sp2 sp O Plan: A single bond is a sigma bond which is the result of two orbitals overlapping... and two pi bonds comprising each C–N triple bond Each carbon participates in a total of two  and two  bonds N 11. 24 C C N a) sp3d three  bonds F F Br F b) sp (CH3 ) sp (other two C atoms) H