Chemical Bonding Review Assignment

A covalent bond forms when atoms ___________ electrons.

• gain

• share

• increase

• transfer

Which type of bond has a transfer of an electron from on atom to another?

• Polar Covalent 

• Non Polar Covalent

• Ionic

• Metallic

What is the number of valence electrons for Oxygen?

• 8

• 6

• 2

• 1

Why do atoms bond?

• They typically don't bond

• To add or take away energy levels

• To have a full valence shell.

• To have a full inner shell

Ionic bonding is between a

• nonmetal and nonmetal

• metal and nonmetal

• metal and metal

• Depends on the situation

CaCl₂ is an example of what type of bond?

• Covalent

• Metallic

• Ionic

Which category of elements usually form negative ions?

• metals

• nonmetals

• metalloids

• noble gases

Predict the bond between Mg and Cl

• covalent

• ionic

• metallic

• none of the above

What type of bond forms when atoms share electrons?

• Ionic Bond

• Covalent Bond

• Metallic Bond

• Gold Bond Medicated Powder

If an atom loses two electrons what charge will it have?

• + 2

•  - 2

• +1

• -1