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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Is this a covalent bond or an ionic bond? 

• Ionic

• Covalent

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High melting point

• Ionic Bonds

• Covalent Bonds

• Both bonds

• Neither bond

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Low melting point

• Ionic Bonds

• Covalent Bonds

• Both bonds

• Neither bond

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This picture shows a...

• Ionic Bond

• Covalent Bond

• Both bonds

• Neither bond

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NGSS.HS-PS1-2

What usually forms the positive ion?

• Metal

• Non Metals

• None

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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-PS1-2

What happens when the sodium atom loses an electron?

• It become negatively charged 

• It become positively charged

• none

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NGSS.HS-PS1-2