QUICK: Shapes of molecules + ions

Question 1

What is the shape name of a molecule that has 2 electron pairs and an 180 degree bond angle?

Answer 1

The molecule has a linear shape

Question 2

What are the properties of a linear shape?
bond angle
number of electron pairs
number of electrons

Answer 2

A linear shape 2 electrons pairs, meaning 4 electrons and has a bond angle of 180 degrees

Question 3

What are the properties of a trigonal planar shape?
bond angle
number of electron pairs
number of electrons

Answer 3

A trigonal planar shape has 3 electron pairs, meaning 6 electrons and has a bond angle of 120 degrees

Question 3

What is the shape name of a molecule that 3 electron pairs and an 120 degree angle?

Answer 3

The molecule has a trigonal planar shape

Question 4

What is the shape name of a molecule that has 4 electron pairs and an 109.5 degree bond angle?

Answer 4

The molecule has a tetrahedral shape

Question 5

What are the properties of a trigonal bipyramidal shape?
bond angle
number of electron pairs
number of electrons

Answer 5

A trigonal bipyramid shape has 5 electron pairs, meaning 10 electrons and a bond angle of 120 degrees

Question 5

What is the shape name of a molecule that has 5 electron pair and a bond angle of 120 degrees

Answer 5

The molecule has a trigonal bipyramid shape

Question 6

What are the properties of a tetrahedral shape?
bond angle
number of electron pairs
number of electrons

Answer 6

A tetrahedral shape has 4 electron pairs, meaning 8 electrons abd a bond angle of 109.5 degrees

Question 7

What is the shape name of a molecule that has 6 electron pairs and a bond angle of 90 degrees

Answer 7

The molecule has an octahedral shape

Question 8

What are the properties of a octahedral shape?
bond angle
number of electron pairs
number of electrons

Answer 8

A octahedral shape has 6 electron pairs, meaning 12 electrons and a bond angle of 90 degrees

Question 9

What is the shape name of a molecule that has 3 electron pairs and 1 lone pair, with a bond angle of 107 degrees?

Answer 9

The molecule has an trigonal pyramidal shape

Question 10

What are the properties of a trigonal pyramidal shape?
bond angle
number of electron pairs
number of electrons

Answer 10

A trigonal pyramidal shape has a bond angle of 107 degrees with 3 electron pairs and 1 lone pair of electrons

Question 11

What is the shape name of the molecule that has 2 electron pairs and 2 lone pairs, with a bond angle of 104.5 degrees?

Answer 11

The molecule has a shape name of bent

Question 12

What are the properties of a bent molecule shape?
bond angle
number of electron pairs
number of electrons

Answer 12

A bent molecule shape has a bond angle of 104.5 and has 2 electron pairs and 2 lone pairs of electrons