Determining Electronic and Molecular Geometry

Question 1

2 electronic groups (2 bonding, 0 lone pairs)

Answer 1

Linear, 180

Question 2

3 electronic groups, (3 bonding groups, 0 lone pairs)

Answer 2

Trigonal Planar, 120

Question 3

3 electronic groups, (2 bonding groups, 1 lone pair)

Answer 3

Trigonal Planar, Bent, <120

Question 4

4 electronic groups, (4 bonding groups, 0 lone pairs)

Answer 4

Tetrahedral, 109.5

Question 5

4 electronic groups, (3 bonding groups, 1 lone pair)

Answer 5

Tetrahedral, Trigonal pyramidal, <109.5

Question 6

4 electronic groups, (2 bonding groups, 2 lone pairs)

Answer 6

Tetrahedral, Bent, «109.5

Question 7

5 electronic groups, (5 bonding groups, 0 lone pairs)

Answer 7

Trigonal bipyramidal, 120 equitoral, 90 axial

Question 8

5 electronic groups, (4 bonding groups, 1 lone pairs)

Answer 8

Trigonal bipyramidal, seesaw, <120 equitorial, <90 axial

Question 9

5 electronic groups, (3 bonding groups, 2 lone pairs)

Answer 9

Trigonal bipyramidal, T-shaped, <90

Question 10

5 electronic groups, (2 bonding groups, 3 lone pair)

Answer 10

Trigonal bipyramidal, linear, 180

Question 11

6 electronic groups, (6 bonding groups, 0 lone pair)

Answer 11

Octahedral, 90

Question 12

6 electronic groups, (5 bonding groups, 1 lone pair)

Answer 12

Octahedral, Square Pyramidal, <90

Question 13

6 electronic groups, (4 bonding groups, 2 lone pairs)

Answer 13

Octahedral, Square Planar, 90