Bonding

What happens when the sodium atom loses an electron?

• It become negatively charged 
• It become positively charged
• none

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ionic bond forms when atoms ___________ electrons.

• gain
• share
• increase
• transfer

Which type of bond has an equal sharing of electrons?

• Polar Covalent 
• Non Polar Covalent
• Ionic
• Metallic

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

• Polar Covalent 
• Non Polar Covalent
• Ionic
• Metallic

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

• + 2
•  - 2
• +1
• -1

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When electrons are shared unequally a/an ___________ bond is formed 

• ionic 
• hydrogen
• polar covalent 
• nonpolar covalent

Which of the following is a characteristic property of ionic compounds?

• They form hard, brittle crystals with characteristic shapes
• They have low melting points
• They have low boiling points
• They contain no charged particles

Tags

NGSS.HS-PS1-3

Which of the following is a characteristic property of ionic compounds?

• They form hard, brittle crystals with characteristic shapes
• They have low melting points
• They have low boiling points
• They contain no charged particles

Tags

NGSS.HS-PS1-3

In what form can an ionic compound conduct electricity?

• when dissolved in water
• as a solid
• as a crystal
• when warmed slightly