Electron configurations review

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

There are 4 different types of subshells (orbitals) s,p,d,f.

• true
• false

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NGSS.HS-PS1-2

What is this element?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

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NGSS.HS-PS1-1

What is this element?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

What is this element? 
[Ne] 3s²3p⁶4s²

• Calcium
• Sodium
• Scandium
• Titanium

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NGSS.HS-PS1-1

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

Tags

NGSS.HS-PS1-1

What is the noble gas configuration for Sulfur?

• [Ar] 3p⁴
• [He] 3s² 3p⁴
• [Ne] 3s² 3p⁴
• [Na] 3s² 3p⁴
  

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

Each row of the periodic table represents a(n)

• Energy level

• Sublevel

• Electron

• Orbital

How many valence electrons are in an atom of sulfur?

• 2
• 4
• 6
• 8

Tags

NGSS.HS-PS1-1