Electrons In Atoms Review

What is this element?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

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Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?

• Hund’s Rule
• Aufbau Principle
  
• Pauli Exclusion Principle

What is this element?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

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NGSS.HS-PS1-1

What is the noble gas configuration for Oxygen?

• [Ar] 3p⁴
• [He] 2s² 2p⁴
• [He] 3s² 3p⁴
• [Li] 2s² 2p⁴
  

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What is the electron configuration for Bromine (Br)

• 1s², 2s², 2p⁶, 3s², 3p⁶, 4s², 3d¹
• 1s², 2s², 2p⁴
• 1s², 2s², 2p⁶, 3s², 3p⁶, 4s², 3d¹⁰, 4p⁵
• 1s², 2s², 2p⁶

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How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

What do you start electron configuration with?

• 1s²
• 1d¹⁰
• 1f¹⁴
• 1p⁶

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How many electrons can the d sublevel hold?

• 8
• 10
• 2
• 4

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How many total electrons can the f orbitals in a f sublevel hold?

• 2
• 14
• 6
• 10

What is the noble gas shorthand electron for Sulfur atom?

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

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