Unit 7: Chemical Bonding Part 2

How many electrons should Oxygen have around its Lewis dot model?

• 5
• 6
• 7
• 8

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Atoms that share three pairs of electrons form a ______ covalent bond.

• single
• double
• triple

Which of the following is the correct Lewis dot structure for the molecule fluorine (F₂)?

• A
• B
• C
• D

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Which molecule would have this shape?

• BF₃
• CH₄
• PCl₅
• CO₂

In covalent bonds, electrons are ___________.

• transferred
• gained
• lost
• shared

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NGSS.HS-PS1-2

How many valence electrons are in Phosphorus?

• 15
• 4
• 5
• 31

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NGSS.HS-PS1-1

bonding between 2 nonmetals

• ionic
• covalent

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Metal + Nonmetal

• Ionic 
• Covalent

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When writing Lewis Structures, only __________ electrons are used.

• Inner shell
• Core 
• Valence
• Stable

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NGSS.HS-PS1-1

How many valence electrons does chlorine have?

• 1

• 4

• 7

• 8

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NGSS.HS-PS1-1