CHEM1007 Molecular Geometry and Shape

What is molecular geometry?

• Refers to the total no. of electron domains

• Refers to the total no. of bonding and non-bonding electron domains

• Refers to the total no. of only bonding electron domains

• Refers to the total no. of only non-bonding electron domains

What does VSEPR stand for?

What is molecular shape?

• Refers to the total no. of bonding and non-bonding electron domains

• Refers to the total no. of bonding electron domains

• Refers to the total no. of non-bonding electron domains

• Refers to the total no. of electron domains

What does VSEPR theory help us predict?

• True bond angles of molecules

• Molecular shape

• Molecular geometry

• None of the above

What is the range of a bond angle?

• 0-90

• 0-180

• 90-180

• 45-90

What is the molecular geometry of a molecule with four electron domains around the central atom, where one is a lone pair?

• Linear

• Trigonal planar

• Tetrahedral

• Trigonal pyramidal

How many bond domains does the central atom have?

• 1

• 2

• 3

• 4

Bond angles exist because protons repel each other

• True

• False

What is the molecular geometry and shape?

• Linear geometry and bent shape

• Linear geometry and linear shape

• Tetrahedral geometry and linear shape

• Carbon dioxide

What is the bond angle of this molecule?

• 109.5

• 107

• 104.5

• 117.5