Energy Levels, Energy Sublevels, Orbitals, & Pauli Exclusion Pri

In the Bohr model of the atom, electrons orbit the nucleus in circles called __________.

• Energy sublevels

• Subatomic particles

• Energy levels

• Orbitals

According to the Pauli exclusion principle, if two electrons occupy an orbital, they must spin in __________ directions.

• Same

• Random

• Circular

• Opposite

How many sublevels are inside the third energy level?

• 2

• 1

• 3

• 4

What is the maximum number of electrons that can fit into the fourth energy level?

• 8

• 16

• 24

• 32

Which sublevel has 5 orbitals?

• S

• P

• D

• F

What is the maximum number of electrons that can fit into the second energy level?

• 12

• 8

• 2

• 6

How many orbitals are there in the sublevel P?

• 7

• 3

• 1

• 5

If an electron is spinning in one direction, how is it represented?

• Line

• Dot

• Arrow pointing up

• Arrow pointing down