vsepr

Question 1

What is the shape of a molecule with 2 bonded atoms and 0 lone pairs?

Answer 1

Linear

Example: CO₂, BeCl₂

Question 2

What is the bond angle for a linear molecular shape?

Answer 2

180°

This is characteristic of molecules like CO₂ and BeCl₂

Question 3

Is a linear molecule with 2 bonded atoms and 0 lone pairs polar or nonpolar?

Answer 3

Nonpolar

Question 4

What is the shape of a molecule with 3 bonded atoms and 0 lone pairs?

Answer 4

Trigonal Planar

Example: BF₃, SO₃

Question 5

What is the bond angle for a trigonal planar molecular shape?

Answer 5

120°

This is typical for molecules like BF₃

Question 6

Is a trigonal planar molecule with 3 bonded atoms and 0 lone pairs polar or nonpolar?

Answer 6

Nonpolar

Question 7

What is the shape of a molecule with 2 bonded atoms and 1 lone pair?

Answer 7

Bent

Example: SO₂, O₃

Question 8

What is the approximate bond angle for a bent molecular shape with 2 bonded atoms and 1 lone pair?

Answer 8

≈120°

Question 9

Is a bent molecule with 2 bonded atoms and 1 lone pair polar or nonpolar?

Answer 9

Polar

Question 10

What is the shape of a molecule with 4 bonded atoms and 0 lone pairs?

Answer 10

Tetrahedral

Example: CH₄, CCl₄

Question 11

What is the bond angle for a tetrahedral molecular shape?

Answer 11

109.5°

Question 12

Is a tetrahedral molecule with 4 bonded atoms and 0 lone pairs polar or nonpolar?

Answer 12

Nonpolar

Question 13

What is the shape of a molecule with 3 bonded atoms and 1 lone pair?

Answer 13

Trigonal Pyramidal

Example: NH₃, NF₃

Question 14

What is the approximate bond angle for a trigonal pyramidal molecular shape?

Answer 14

≈107°

Question 15

Is a trigonal pyramidal molecule with 3 bonded atoms and 1 lone pair polar or nonpolar?

Answer 15

Polar

Question 16

What is the shape of a molecule with 2 bonded atoms and 2 lone pairs?

Answer 16

Bent

Example: H₂O, H₂S

Question 17

What is the approximate bond angle for a bent molecular shape with 2 bonded atoms and 2 lone pairs?

Answer 17

≈104.5°

Question 18

Is a bent molecule with 2 bonded atoms and 2 lone pairs polar or nonpolar?

Answer 18

Polar

Question 19

What is the shape of a molecule with 5 bonded atoms and 0 lone pairs?

Answer 19

Trigonal Bipyramidal

Example: PCl₅

Question 20

What are the bond angles for a trigonal bipyramidal molecular shape?

Answer 20

90°, 120°

Question 21

Is a trigonal bipyramidal molecule with 5 bonded atoms and 0 lone pairs polar or nonpolar?

Answer 21

Nonpolar

Question 22

What is the shape of a molecule with 4 bonded atoms and 1 lone pair?

Answer 22

See-Saw

Example: SF₄

Question 23

What is the bond angle for a see-saw molecular shape?

Answer 23

<90°, <120°

Question 24

Is a see-saw molecule with 4 bonded atoms and 1 lone pair polar or nonpolar?

Answer 24

Polar

Question 25

What is the shape of a molecule with 3 bonded atoms and 2 lone pairs?

Answer 25

T-Shaped ## Footnote Example: ClF₃

Question 26

What is the bond angle for a T-shaped molecular shape?

Answer 26

<90°

Question 27

Is a T-shaped molecule with 3 bonded atoms and 2 lone pairs polar or nonpolar?

Answer 27

Polar

Question 28

What is the shape of a molecule with 2 bonded atoms and 3 lone pairs?

Answer 28

Linear ## Footnote Example: XeF₂

Question 29

What is the bond angle for a linear molecular shape with 2 bonded atoms and 3 lone pairs?

Answer 29

180°

Question 30

Is a linear molecule with 2 bonded atoms and 3 lone pairs polar or nonpolar?

Answer 30

Nonpolar

Question 31

What is the shape of a molecule with 6 bonded atoms and 0 lone pairs?

Answer 31

Octahedral ## Footnote Example: SF₆

Question 32

What is the bond angle for an octahedral molecular shape?

Answer 32

90°

Question 33

Is an octahedral molecule with 6 bonded atoms and 0 lone pairs polar or nonpolar?

Answer 33

Nonpolar

Question 34

What is the shape of a molecule with 5 bonded atoms and 1 lone pair?

Answer 34

Square Pyramidal ## Footnote Example: BrF₅

Question 35

What is the bond angle for a square pyramidal molecular shape?

Answer 35

<90°

Question 36

Is a square pyramidal molecule with 5 bonded atoms and 1 lone pair polar or nonpolar?

Answer 36

Polar

Question 37

What is the shape of a molecule with 4 bonded atoms and 2 lone pairs?

Answer 37

Square Planar ## Footnote Example: XeF₄

Question 38

What is the bond angle for a square planar molecular shape?

Answer 38

90°

Question 39

Is a square planar molecule with 4 bonded atoms and 2 lone pairs polar or nonpolar?

Answer 39

Nonpolar