Electron Configuration and Quantum Numbers

How many electrons are in the f orbital?

• 2

• 6

• 10

• 14

What does the p mean in 3p²?

• energy level

• period

• shape

• number of electrons

What is the element with only 1 unpaired electron in the 2p orbital?

• F

• Ne

• N

• O

Aufbau's Principle states...

• Can only have one spin state

• e- must occupy orbitals with the highest energy state 1st

• Must enter an S orbital

• e- must occupy orbitals with the lowest energy state 1st

How many orbitals are in the p block.

• 1

• 3

• 6

• 10

What element has the electron configuration 1s²2s¹?

• Li

• Na

• He

• B

Tags

NGSS.HS-PS1-1

What is the electron configuration for Na⁺¹?

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s¹

• 1s²2s²2p⁶3s²

• None of these

Which has the highest energy?

• 3d

• 4s

• 3p

• 3s

Tags

NGSS.HS-PS1-1

Which element has the following quantum numbers: (3, 1, -1, 1/2)

• Si

• S

• Al

• Cl

Which element has the following quantum numbers: (3, 2, 0, -1/2)

• V

• Ni

• Fe

• Cr