Quantum Mechanical Model

Which element has the electron configuration 1s²2s²2p⁵?

• Oxygen

• Fluorine

• Neon

• Nitrogen

Which orbital diagram violates of Hund's Rule?

• A

• B

• C

• D

What is the electronic configuration of iron?

• 1s²2s²2p⁶3s²3p⁶4s²3d⁶
• 1s²2s²2p⁶3s²3p⁶3d⁸
• 1s²2p⁶3s²3p⁶4s²3d⁶
• 1s²2s²2p⁶3s²3p⁶4s¹3d⁶

How many electrons can be found in a s orbital?

• 2
• 3
• 4
• 1

Which element is pictured?

• neon
• fluorine
• magnesium
• argon

Which sublevel is associated with more energy? 

• 2p
• 2s
• 3p
• 1s

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Which element is depicted in this orbital diagram?

• Fluorine
• Neon
• Chlorine
• Argon

How many total electrons can fit in the d-sublevel?

• 2

• 18

• 10

• 14

How many orbitals are there in a d-sublevel?

• 10

• 6

• 3

• 5