Electron Configuration test

What is the electron configuration for He

• 1s^1

• 1s^22

• 1s^2

• 2s^2

• None of the above

What is the electron configuration for chlorine

• 1s² 2s² 2p⁶ 3s² 3p⁵

• 1s² 2s² 2p⁶ 3s²

• 1s² 2p² 2p⁶ 3s² 3p⁵

• 2s² 2p⁶ 3s² 3p⁵

What is the electron configuration for Ca

Use ^ for exponents

Electron Configuration for Ga

• 
  1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

• 
  1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p¹

• 
  1s² 2s² 3p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p¹

• 
  1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 7p¹

Abbreviated electron configuration for magnesium

Write the abbreviated electron configurations of Indium

• 
  [He] 2s² 4p¹

• 
  [He] 2s 2p¹

• 
  [He] 2s²

• 
  [He] 2s² 2p¹

Write the abbreviated electron configurations of Molybdenum

• 
  [Kr] 5s¹ 4d⁵

• 
  [Ar] 5s¹ 4d⁵

• 
  [Xe] 4s¹ 4d⁵

• 
  [Kr] 5p¹ 4d⁵

Electron Config of Neon

• 
  
  2s² 4s² 2p⁶

• 
  
  1s² 4s² 4p⁶

• 
  3s² 3s² 1p⁶

• 
  1s² 2s² 2p⁶