Electron Orbits and Electron Configuration Review

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

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NGSS.HS-PS1-1

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 4p¹

Tags

NGSS.HS-PS1-1

Valence electrons are located...

• inside the nucleus

• in outer space

• on the outermost orbit of an atom

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

• 10

• 2

• 8

• 18

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NGSS.HS-PS1-1

• 14

• 4

• 3

• 28

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NGSS.HS-PS1-1

The elements in this group all have 5 valance electrons.

• Group 5

• Group 15

• Group 3

• Group 18

Tags

NGSS.HS-PS1-1

Which electron configuration belongs to Chlorine (Cl)?

• 1s² 2s² 2p⁶ 3s² 3p⁵
• 1s² 2s² 2p⁶ 3s² 3p⁶
• 1s² 2s² 2p⁶ 3s² 3p⁷

Tags

NGSS.HS-PS1-1

How many electrons can a p subshell hold?

• 6

• 10

• 2

• 14

Tags

NGSS.HS-PS1-1

How many electrons can a s subshell hold?

• 6

• 10

• 2

• 14

How many electrons can a d subshell hold?

• 6

• 10

• 2

• 14