Periodic Table Review

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

Tags

NGSS.MS-PS1-1

How many dots would a Lewis Dot structure of Helium have?

• 1
• 2
• 8
• 0

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NGSS.HS-PS1-1

How many valence electrons are in Phosphorus?

• 15
• 4
• 5
• 31

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NGSS.HS-PS1-1

How many electrons are in the outer shell of Sodium (Na)?

• 3
• 1
• 2
• 4

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

• 1
• 2
• 3
• 4

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NGSS.MS-PS1-1

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

• 1
• 2
• 3
• 4

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NGSS.HS-PS1-1

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

• 5
• 6
• 7
• 8

Tags

NGSS.MS-PS1-1

What element is represented in this Bohr Model? 

• Carbon
• Hydrogen
• Aluminum
• Lithium

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NGSS.MS-PS1-1

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

Tags

NGSS.MS-PS1-1

The majority of an atom's mass exists where?

• In the nucleus
• In the electron cloud
• In the space between the nucleus and the electrons
• In the neutrons

Tags

NGSS.MS-PS1-1