Electron configuration

What electron configuration matches an oxygen (O) atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon (Ne)

• Magnesium (Mg)

• Aluminum (Al)

• Potassium (K)

Choose the correct configuration for Neon (Ne).

• 1s2 2s2 2p6 3s2 3p6

• 1s2 2s2 2p6 3s2

• 1s2 2s2 2p6

• 1s2 2s1 2p6

What is the configuration for Carbon?

• 1s2 2p2

• 1s2 2s2 2p2

• 1s1 1s2 2s2 2p2

1s2 2s2 is which element?

• Lithium

• Beryllium

• Helium

• Boron

Write the configuration for Phosphorus

• 2s2 2p6 3s2 3p3

• 1s2 2s3 2p6 3p3

• 1s2 2s2 2p6 3s2 3p3

• 1s2 2s2 2p5 3s2 3p3

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

The electron configuration of an atom is 1s²2s²2p⁶.  The number of electrons in the atom is 

• 3
• 6
• 8
• 10

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹
• 1s² 2s² 2p⁶ 3s² 3p³
• 1s² 2s² 2p⁶ 3s² 4p¹