Ionic Bonds

An ionic bond will happen between

• metal and nonmetal

• nonmetal and nonmetal

• metal and metal

Metals make _____ ions.

• positive

• negative

• neutral

Nonmetals will make _____ions.

• positive

• negative

• neutral

What part of the atom does bonding involve?

• protons

• neutrons

• all electrons

• valence electrons

How many valence electrons do MOST atoms need to be stable?

• 123

• 8

• as many as there are protons

The positive ions tend to _____________ electrons.

• lose

• gain

The negative ions tend to _____________ electrons.

• lose

• gain

Why do all bonds form?

• so the number of protons equals the number of electrons

• so an atom can become unstable

• to fill the outermost energy level

Ionic bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons