Shapes of Molecules

Question 1

What shape does a molecule with 4 bonded pairs and 0 lone pairs make?

Answer 1

Tetrahedral

Question 2

What are the lone pairs on a Tetrahedral molecule?

Answer 2

0

Question 3

What are the bonded pairs on a Tetrahedral shape?

Answer 3

4

Question 4

What is the bond angle on a Tetrahedral shape?

Answer 4

109.5

Question 5

Give an example of a Tetrahedral molecule.

Answer 5

Methane.

Question 6

What shape does a molecule with 3 bonded pairs and 0 lone pairs make?

Answer 6

Trigonal Planar

Question 7

What are the lone pairs on a Trigonal Planar molecule?

Answer 7

0

Question 8

What are the bonded pairs on a Trigonal Planar molecule?

Answer 8

3

Question 9

What is the bond angle on a Trigonal Planar molecule?

Answer 9

120

Question 10

What shape does a molecule with 2 Bonded pairs and no lone pairs have?

Answer 10

Linear

Question 11

What are the lone pairs on a Linear molecule?

Answer 11

0

Question 12

What are the bonded pairs on a Linear molecule?

Answer 12

2

Question 13

What is the bond angle for a Linear molecule?

Answer 13

180

Question 14

What shape does a molecule with 6 bonded pairs and no lone pairs take?

Answer 14

Octahedral

Question 15

How many lone pairs are on a Octahedral shape?

Answer 15

0

Question 16

How many bonded pairs are on a Octahedral molecule?

Answer 16

6

Question 17

What is the bond angle for Octahedral molecules?

Answer 17

90

Question 18

What shape does a molecule with 3 bonded pairs and a lone pair take?

Answer 18

Pyramidal

Question 19

How many lone pairs on a Pyramidal shape?

Answer 19

1

Question 20

How many bonded pairs on a Pyramidal shape?

Answer 20

3

Question 21

What shape would a molecule with 2 bonded and 2 lone pairs take?

Answer 21

Non linear

Question 22

How many lone pairs are on a Non linear molecule?

Answer 22

2

Question 23

How many bonded pairs are on a Non linear molecule?

Answer 23

2

Question 24

Give an example of a Non linear molecule

Answer 24

Water

Question 25

What does VSEPR stand for?

Answer 25

Valence Shell Electron Pair Repulsion Theory

Question 26

What is the VSEPR theory?

Answer 26

That electron pairs all have negative charges and therefore repel. All bonding pairs repel equally, but lone pairs repel more.

Question 27

How much does each bond pair reduce the bond angle?

Answer 27

2.5