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How many electrons can the d sublevel hold?

• 8
• 10
• 2
• 4

What is the maximum number of electrons that an s orbital can have?

• 1 electron

• 2 electrons

• 3 electrons

• 4 electrons

How many electrons can the p sublevel hold?

• 8
• 6

• 2
• 4

What is the maximum number of electrons that an f orbital can have?

• 11 electrons

• 14 electrons

• 13 electrons

• 12 electrons

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 4p¹

What atom matches this electron configuration?

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc

• Copper

• Nickel

• Germanium

This orbital diagram represents:  

• C
• B
• N
• O

Which orbital is displayed correctly?

• A

• B

• C

• D

Which element has electronic configuration of 1s2 2s2 2p6 3s2 3p2

• C

• Si

• Mg

• Be