Final exam review Chemistry CP4

This could be the dot diagram of which element?

• O

• V

• C

• Cl

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NGSS.HS-PS1-1

Oxygen is a gas important for life and it represents about 21% of the Earth’s atmosphere. Which of the illustrations below best represents a Bohr diagram of an oxygen atom?

• 
• 
• 
• 

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many electrons does Bismuth have?

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NGSS.HS-PS1-1

How many Neutrons does Bismuth have?

How many energy levels does Bismuth have?

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NGSS.HS-PS1-1

How many valence electrons does Bismuth have?

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NGSS.HS-PS1-1

Which Alkaline Earth Metal has atoms with 4 energy levels?

• Sr

• Ca

• K

• I

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NGSS.HS-PS1-1

How many neutrons will an atom of Krypton have?

• 36

• 48

• 84

• 47.8

Tags

NGSS.HS-PS1-1

What is the volume of spongebob?

• 52 mL

• 33 mL

• 2 mL

• 36 mL

​ An object is most likely to sink in water if its density is ______________ the density of water.​

• greater than

• less than

• equal to