Bonding Review

How are covalent bonds formed?

• Sharing of electrons
• Transfer of electrons

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons

Is this ionic bond drawn correctly?

• Yes
• No

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Is this a covalent bond or an ionic bond? 

• Ionic
• Covalent

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NGSS.HS-PS1-2

High melting point

• Ionic Bonds
• Covalent Bonds
• Both bonds
• Neither bond

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NGSS.HS-PS1-3

Low melting point

• Ionic Bonds
• Covalent Bonds
• Both bonds
• Neither bond

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NGSS.HS-PS1-3

This picture shows a...

• Ionic Bond
• Covalent Bond
• Both bonds
• Neither bond

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What usually forms the positive ion?

• Metal
• Non Metals
• None

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What do atoms that form positive ions tend to do?

• Tend to lose electrons 
• Tend to lose protons
• Tend to gain electrons
• Tend to gain protons

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

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