ELECTRON CONFIGURATIONS

How many electrons can the d sublevel hold?

Which electron configuration belongs to Chlorine (Cl)? Options:

1s² 2s² 2p⁶ 3s² 3p⁵

1s² 2s² 2p⁶ 3s² 3p⁶

1s² 2s² 2p⁶ 3s² 3p⁷

What atom matches this electron configuration? 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰ 4p²

How many electrons can the s sublevel hold?

How many electrons can the p sublevel hold?

What atom matches this electron configuration? 1s²2s²2p⁶3s²3p⁶4s²3d⁵

Electron Configuration for Aluminum (Al)

What is the number of valence electrons for Carbon?

How many valence electrons are represented here? 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p²

Electron configuration for a ground-state atom with 7 electrons:

 a. 1s² 2s² 2p³

 b. 1s² 2s² 2p² 3s¹

c. 1s² 2s³ 2p²

 d. 1s² 2s⁵