Electron Configuration and Periodic Trends Lesson

6A - Electron Organization

Multiple Choice

Valence electrons are located...

• inside the nucleus

• in outer space

• on the outermost orbit of an atom

Multiple Choice

What are the shapes of p orbitals ?

• cloverleaf

• spherical

• dumbbell

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Multiple Select

Which orbitals will fill BEFORE the 3d orbital?

• 4s

• 3p

• 4p

• 4d

Multiple Choice

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 4p¹

Multiple Choice

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

Multiple Choice

Which electron configuration belongs to Chlorine (Cl)?

• 1s² 2s² 2p⁶ 3s² 3p⁵
• 1s² 2s² 2p⁶ 3s² 3p⁶
• 1s² 2s² 2p⁶ 3s² 3p⁷

Multiple Choice

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Multiple Choice

What atom matches this electron configuration?

1s²2s²2p⁶3s²

• Neon

• Magnesium

• Aluminum

• Potassium

Multiple Choice

What atom matches this electron configuration?

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc

• Copper

• Nickel

• Germanium

Complete these problems for HOMEWORK TONIGHT!!!!!