Geometry

Question 1

SN = 2

Answer 1

E- geometry: linear
Molecular geometry: linear
Bond angle: 180°

Question 2

SN = 3
Nonbonding pairs = 0

Answer 2

E- geometry: Trigonal planar
Molecular geometry: trigonal planar
Bond angle: 120°

Question 3

SN =3
Nonbonding pairs = 1

Answer 3

E- geometry: trigonal planar
Molecular geometry = bent
Bond angle < 120° (~117°)

Question 4

SN = 4
Nonbonding pairs = 0

Answer 4

E- geometry = tetrahedral
Molecular geometry = tetrahedral
Bond angle = 109.5°

Question 5

SN = 4
Nonbonding pairs = 1

Answer 5

E- geometry = tetrahedral
Molecular geometry = trigonal pyramidal
Bond angle <109.5° (~107°)

Question 6

SN = 4
Nonbonding pairs = 2

Answer 6

E- geometry = tetrahedral
Molecular geometry = bent (narrow)
Bond angle = <109.5° (~104.5°)