Stability and Bonding

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Elements on the LEFT side of the periodic table will most likely form:

• Positive ions
• Negative ions
• Neutral Ions
• None of these

An ionic bond forms when atoms ___________ electrons.

• gain
• share
• increase
• transfer

All chemical bonds involve two atoms sharing electrons.

• True
• False

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

Covalent compounds

• Share electrons
• transfer electrons
• contain a sea of electrons
• conduct electricity

What is the number of valence electrons for Oxygen?

• 8
• 6
• 2
• 1

How many valence electrons in this structure?

• 6
• 5
• 4
• 7

Atoms joined together by SHARING electrons are?

• Ionic bonds
• Covalent bonds
• Metallic Bonds
• James Bonds