Electron Configuration

What atom matches this electron configuration?
1s² 2s² 2p⁶ 3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Which is the electron configuration for an oxygen atom?

• 1s²2s²2p⁶3s²3p⁶4s²
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶

What atom matches this electron configuration?

[Kr] 5s² 4d⁹

• Palladium

• Silver

• Gold

• Thallium

What is the shorthand electron configuration for Sulfur atom?

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

What noble gas should be used to write the shorthand configuration for Te?

• Ar
• Kr
• Xe
• Sb

Which electron configuration belongs to Cobalt?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s⁹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4d⁷

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁷

What atom matches this electron configuration?

1s²2s²2p⁶3s²3p⁶4s²3d⁹

• Zinc

• Copper

• Nickel

• Germanium

What is the electronic configuration of iron?

• 1s²2s²2p⁶3s²3p⁶4s²3d⁶
• 1s²2s²2p⁶3s²3p⁶3d⁸
• 1s²2p⁶3s²3p⁶4s²3d⁶
• 1s²2s²2p⁶3s²3p⁶4s¹3d⁶

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Write the configuration for Phosphorus (P)

• 2s2 2p6 3s2 3p3

• 1s2 2s3 2p6 3p3

• 1s2 2s2 2p6 3s2 3p3

• 1s2 2s2 2p5 3s2 3p3