Chemical Bonding

1. A covalent bond forms when atoms ___________ electrons.

• gain

• share

• increase

• transfer

Tags

NGSS.HS-PS1-1

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

• Polar Covalent

• Non Polar Covalent

• ionic

• metallic

3. Covalent compounds

• Share electrons

• transfer electrons

• contain a sea of electrons

• conduct electricity

Tags

NGSS.HS-PS1-1

4. What is the number of valence electrons for Oxygen?

• 8

• 6

• 2

• 1

Tags

NGSS.HS-PS1-1

5. Why do atoms bond?

• They typically don't bond

• To add or take away energy levels

• To satisfy the octet rule

• To have a full inner shell

Tags

NGSS.HS-PS1-1

6. Ionic bonding is between a

• nonmetal and nonmetal

• metal and nonmetal

• metal and metal

• Depends on the situation

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

7. CaCl₂ is an example of what type of bond?

• Covalent

• Metallic

• Ionic

• Polar Covalent

8. Predict what type of bond would form between Mg and Cl.

• Ionic

• Covalent

• Metallic

• Polar Covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

9. Which of the following has a full valence electron shell?

• Hydrogen

• Carbon

• Oxygen

• Xenon

Tags

NGSS.HS-PS1-1

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

• +2

• -2

• +1

• -1