Chemical Bonding

An ionic bond forms when atoms ___________ electrons.

• gain
• share
• increase
• transfer

All chemical bonds involve two atoms sharing electrons.

• True
• False

Bonds that form between two metals are called ______________ bonds.

• ionic 
• covalent
• metallic
• pervasive

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

• + 2
•  - 2
• +1
• -1

If an atom gains one electron what charge will it have?

• -2
• -1
• +1

What is the number of valence electrons for Oxygen?

• 8
• 6
• 2
• 1

How are covalent bonds explained?

• When one atom takes the other atom's electron
• When the atom shares an electron with an another atom
• When the two nucleus merge
• When the neutrons leave the nucleus

Which type of bond creates a "sea" of electrons between atoms?

• Ionic Bonds

• Covalent Bonds

• Metallic Bonds

• Saving Bonds

Why do atoms bond?

• They typically don't bond

• To add or take away energy levels

• To have a full valance shell.

• To have a full inner shell

Covalent bonding is between a

• nonmetal and nonmetal

• metal and nonmetal

• metal and metal

• It depends on the situation