Quiz 5. Electron Configuration (MENDEL)

What atom matches this electron configuration?
1s² 2s² 2p⁶ 3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Which is the electron configuration for an oxygen atom?

• 1s²2s²2p⁶3s²3p⁶4s²
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶

Which element is pictured?

• neon
• fluorine
• magnesium
• argon

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

• Hund’s Rule
• Aufbau Principle
  
• Pauli Exclusion Principle

How many electrons can a p orbital hold?

• 6

• 10

• 8

• 14

How many orbitals does a d sublevel have?

• 1

• 3

• 5

• 7

How many electrons at most are in the 4f sublevel?

• 10

• 8

• 18

• 14

What is the noble gas notation for a sulfur atom?

• [Ar] 3p⁴

• [He] 3s²3p⁴

• [Ne] 3s²3p⁴

• [Na] 3s²3p⁴

Which orbital shows a violation of the Pauli Exclusion Principle?

• A
• B
• C
• D

Which of the following elements is a transition metal?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶
• 1s² 2s² 2p⁶ 3s² 3p⁶ 
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁴