Electron Configuration Review

Identify the element [Ar]4s² 

• germanium
• titanium
• potassium
• calcium

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NGSS.HS-PS1-1

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What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

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NGSS.HS-PS1-1

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What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

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NGSS.HS-PS1-1

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

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NGSS.HS-PS1-1

How many electrons does Si contain? (click to see image)

• 14
• 28
• 2
• 4

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NGSS.HS-PS1-1

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

The electron configuration of an atom is 1s²2s²2p⁶.  The number of electrons in the atom is 

• 3
• 6
• 8
• 10

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NGSS.MS-PS1-1

What do you start electron configuration with?

• 1s²
• 1d¹⁰
• 1f¹⁴
• 1p⁶

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NGSS.HS-PS1-1

How many valence Electrons does Copper have?
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁹

• 29
• 9
• 17 
• 2

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NGSS.HS-PS1-1

What is the shorthand electron configuration for Sulfur atom?

• [Ar] 3p⁴
• [He] 3s²3p⁴
• [Ne] 3s²3p⁴
• [Na] 3s²3p³
  

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