Lewis Structure and VSEPR Review

Determine the type of bond in an oxygen molecule (O₂).

• Double covalent

• Single covalent

• Ionic

• Triple covalent

Tags

NGSS.HS-PS1-1

Determine the type of bond in a nitrogen molecule (N₂).

• Double covalent

• Single covalent

• Ionic

• Triple covalent

Determine the type of bond in a hydrogen molecule (H₂).

• Double covalent

• Single covalent

• Ionic

• Triple covalent

Tags

NGSS.HS-PS1-1

According to the octet rule most elements need _______ valence electrons.

• 2
• 8
• 6
• 18

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4
• 6
• 8
• 2

If electrons are shared unequally then the bond is....

• Non-polar covalent
• Ionic
• Non-polar ionic
• Polar covalent

If electrons are shared equally then the bond is....

• Non-polar covalent
• Ionic
• Non-polar ionic
• Polar covalent

Metals and nonmetals form which kind of bond?

• Polar covalent
• Ionic
• Non-polar covalent
• Metallic

Tags

NGSS.HS-PS1-1

How strongly an atom attracts electrons is called....................

• Ionization energy
• Electronegativity
• Electricity
• Nuclear force

Three pairs of electrons are shared in a

• Single bond
• Double bond
• Triple bond