Prep Chemistry Electron Configuration

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Tags

NGSS.HS-PS1-1

Which electron configuration belongs to Chlorine (Cl)?

• 1s² 2s² 2p⁶ 3s² 3p⁵

• 1s² 2s² 2p⁶ 3s² 3p⁶

• 1s² 2s² 2p⁶ 3s² 3p⁷

Tags

NGSS.HS-PS1-1

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 4p¹

Tags

NGSS.HS-PS1-1

Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?

• Hund’s Rule

• Aufbau Principle

• Pauli Exclusion Principle

Match the parts of the electron configuration to what it represents.

• block

• 2

• period

• s

• element

• 1

Tags

NGSS.HS-PS1-1

Match the following

(a)   states that electrons fill the lowest energy orbitals first

• Heisenberg Uncertainty Principle

• Aufbau Principle

• Hund's Rule

• Mrs. Vollers

Match the element to it's noble gas notation:

• [Kr]

• strontium

• [Kr] 5s²

• krypton

• [Ar] 4s² 3d⁹

• copper

• [Ne] 3s² 3p²

• silicon

Tags

NGSS.HS-PS1-1

Which electron configuration belongs to Copper (Cu)?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁸

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

Tags

NGSS.HS-PS1-1

What is the electronic configuration of iron?

• 1s²2s²2p⁶3s²3p⁶4s²3d⁶

• 1s²2s²2p⁶3s²3p⁶3d⁸

• 1s²2p⁶3s²3p⁶4s²3d⁶

• 1s²2s²2p⁶3s²3p⁶4s¹3d⁶

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc

• Copper

• Nickel

• Germanium

Tags

NGSS.HS-PS1-1