Exam 2: Molecular Geometry

Question 1

trigonal pyramidal

Answer 1

3 bonds forming 3D triange (1 line, 1 dash, 1 wedge), 1 lp above

Question 2

bent

Answer 2

2 bonds at bottom, 2 lp at top (only lines, no wedge or dash)
2 bonds, 1 lp

Question 3

linear

Answer 3

1 bond, 3 lone pairs (4 EPG) or
2 bonds, 3 lone pairs (5 EPG)
2 bonds, 4 lp (6 EPG)

Question 4

see-saw

Answer 4

4 bonds, 1 lone pair

line straight up and down, dash and wedge on one side, lp on other

Question 5

t-shaped

Answer 5

3 bonds (lines), 2 lone pairs

Question 6

square pyramidal

Answer 6

5 bonds, 1 lp
(2 dash, 2 wedge in 3D square with line bond on top and lp on bottom)

Question 7

square planar

Answer 7

2 lp, 4 bonds
2 dash, 2 wedge in 3D square