Semester 2 Final review

Ionic bonding occurs between

• Metals and Nonmetals

• Just Metals

• Just Nonmetals

Metals ______ electrons to become ______

• lose, cations

• lose, anions

• gain, cations

• gain, anions

Boron has __ valence electrons

How many electrons does Sulfur want to gain?

• 1

• 2

• 6

• 7

How many electrons does Aluminum want to lose?

• 1

• 2

• 3

• 5

What is the correct formula for when K and F bond?

• KF

• K₂F

• KF₂

• K₂F₃

What is the correct formula for when K and S bond?

• KS

• K₂S

• KS₂

• K₂S₃

What is the correct formula for when Mg and S bond?

• MgS

• Mg₂S

• MgS₂

• Mg₂S₃

This image shows the bonding between Lithium and Fluorine. What does the red arrow show?

• electrons being shared

• electrons being transferred to Fluorine

• electrons being transferred to Lithium

• electrons being destroyed

Which of the following is NOT a step in forming an ionic bond?

• One atom shares its electrons with another one

• Opposite charged ions form due to the transfer of electrons

• One atom gives electrons to another one

• Oppositely charged ions attract