Hybridization and Lone Pair Calculation Quiz

What is the valency of a Group 5 non-metal element?

• 4

• 2

• 5

• 3

How many lone pairs are present on the central atom in H2O?

• Two

• Three

• None

• One

In the case of sulfur dioxide (SO2), how many lone pairs are present on the sulfur atom?

• None

• Three

• Two

• One

How does a negative charge on an ion affect the calculation of lone pairs?

• It has no effect

• It doubles the valency of the central atom

• It adds electrons to the central atom

• It removes electrons from the central atom

What is the hybridization of a molecule with two orbitals?

• sp

• sp2

• sp3d

• sp3

What is the geometry of a molecule with sp3 hybridization?

• Linear

• Trigonal

• Tetrahedral

• Octahedral

How many hybrid orbitals are formed in a molecule with sp3d2 hybridization?

• Seven

• Four

• Six

• Five

What is the hybridization of carbon in CH4?

• sp3

• sp2

• sp

• sp3d

In the case of NH3, what is the hybridization of nitrogen?

• sp

• sp3

• sp2

• sp3d

What is the geometry of a molecule with sp hybridization?

• Linear

• Trigonal

• Tetrahedral

• Octahedral