Question

Assign the point groups of the following molecules (you may have to look up their structures). List all symmetry elements and draw a sketch of each symmetry operation, you may omit repetitive drawings per structure. [10 pts] trans-N2F2 SCIF H30 HCI SOCl2

Answer 1

NEN F i Oh

Trans N₂F_{2 C2h}

_{symmetry elements : E, C2,$\sigma$h,i}

D3h

_{symmetry elements : E, C3, C3²,$\sigma$h,3C2, S3,S3⁵}

_^CS

H3O+ is havin a Cs point group with symmetry E and _{$\sigma$ plane.}

_{HCl is having a Civ symmetry with symmetry elements n-fold rotation axis.}

C2V

Symmetry elements E, 3C2s,_$\sigma$v