Electron Configuration

What does the electron configuration of an atom represent?

• The arrangement of protons and neutrons

• The distribution of electrons in energy levels and sublevels

• The atomic number of the element

• The number of valence electrons

How many electrons can the "d" sublevel hold?

• 2

• 6

• 10

• 14

How many electrons can the "p" sublevel hold?

• 2

• 6

• 10

• 14

How many electrons can the "s" sublevel hold?

• 2

• 6

• 10

• 14

How many electrons can the "f" sublevel hold?

• 2

• 6

• 10

• 14

What is the electron configuration of carbon?

• 1s² 2s² 2p³

• 1s² 2s² 2p²

• 1s² 2s² 2p⁴

• 1s² 2s² 2p⁶

What is the electron configuration of nitrogen?

• 1s² 2s² 2p³

• 1s² 2s² 2p⁶

• 1s² 2s² 2p²

• 1s² 2s² 2p⁴

Which of the following elements has the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹?

• Sodium (Na)

• Fluorine (F)

• Neon (Ne)

• Potassium (K)

What is the electron configuration of oxygen?

• 1s² 2s²

• 1s² 2s² 2p⁴

• 1s² 2s² 2p²

• 1s² 2s² 2p⁶

What is the orbital diagram for nitrogen?

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