Molecular/electron Geometry

Question 1

Electron groups, bonding groups, lone pairs

2, 2, 0

Answer 1

Electron geometry: linear
Molecular geometry: linear
Bond angles*: 180

Question 2

Electron groups, bonding groups, lone pairs

3, 2, 1

Answer 2

Electron geometry: trigonal planar
Molecular geometry: bent
Bond angles*: <120

Question 3

Electron groups, bonding groups, lone pairs

3, 3, 0

Answer 3

Electron geometry: trigonal planar
Molecular geometry: trigonal planar
Bond angle*: 120

Question 4

Electron groups, bonding groups, lone pairs

4, 2, 2

Answer 4

Electron geometry: tetrahedral
Molecular geometry: bent
Bond angles: <109.5

Question 5

Electron groups, bonding groups, lone pairs

4, 3, 1

Answer 5

Electron geometry: tetrahedral
Molecular geometry: trigonal pyramidal
Bond angles: <109.5

Question 6

Electron groups, bonding groups, lone pairs

4, 4, 0

Answer 6

Electron geometry: tetrahedral
Molecular geometry: tetrahedral
Bond angles: 109.5

Question 7

Electron groups, bonding groups, lone pairs

5, 2, 3

Answer 7

Electron geometry: trigonal bipyramidal
Molecular geometry: linear
Bond angles: 180

Question 8

Electron groups, bonding groups, lone pairs

5, 3, 2

Answer 8

Electron geometry: trigonal bipyramidal
Molecular geometry: T-shaped
Bond angles: <90

Question 9

Electron groups, bonding groups, lone pairs

5, 4, 1

Answer 9

Electron geometry: trigonal bipyramidal
Molecular geometry: See-Saw
Bond angles: <120 equatorially <90 axially

Question 10

Electron groups, bonding groups, lone pairs

5, 5, 0

Answer 10

Electron geometry: trigonal bipyramidal
Molecular geometry: trigonal bipyramidal
Bond angles: 120 equatorially 90 axially

Question 11

Electron groups, bonding groups, lone pairs

6, 4, 2

Answer 11

Electron geometry: Octahedral
Molecular geometry: square planar
Bond angles: 90

Question 12

Electron groups, bonding groups, lone pairs

6, 5, 1

Answer 12

Electron geometry: octahedral
Molecular geometry: square pyramidal
Bond angles: <90

Question 13

Electron groups, bonding groups, lone pairs

6, 6, 0

Answer 13

Electron geometry: octahedral
Molecular geometry: octahedral
Bond angles: 90