Electron Configuration

Electron Configuration

100

Lithium?

1s² 2s¹

200

Sulfur?

1s² 2s² 2p⁶ 3s² 3p⁶

300

Calcium?

1s² 2s² 2p⁶ 3s² 3p⁶ 4s²

400

Iron?

1s² 2s² 2p⁶ 3s² 3p² 4s² 3d⁶

500

Tin?

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d⁶ 5p²

Ion configuration

100

Beryllium? What noble gas? What charge?

1s² (Helium) (+2)

200

Nitrogen? What noble gas? What charge?

1s² 2s² 2p⁶ (Neon) (-3)

300

Aluminum? What noble gas? What charge?

1s² 2s² 2p⁶ (Neon) (+3)

400

Zinc? What noble gas? What charge?

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 3p⁶ (Krypton) (-6)

500

Strontium? What noble gas? What charge? 

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 3p⁶ (Krypton) (+2)

Abbreviated configuration

100

Fluorine? 

[He]2s² 2p⁵

200

Phosphorus? 

[Ne]3s² 3p³

300

Germanium?

[Ar]4s² 3d¹⁰ 4p²

400

Lead? 

[Xe]6s² 5d¹⁰ 6p²

500

Francium?

[Rn]7s¹