Electrons in the Atom

Li

B

N

Ne

6

2

3

5

phosphorus

potassium

argon

aluminum

1

2

3

4

an s orbital

an s sublevel

a p orbital

a p sublevel

All have the same shape but a different orientation.

All have the same shape and the same orientation.

All have a different shape and a different orientation.

All have a different shape but the same orientation.

1

3

5

7

have an equal number of charged and noncharged particles.

have neutrons in their nuclei.

have an equal number of electrons and protons.

have an equal number of neutrons and protons.

protons

neutrons

valence electrons

protons and neutrons

The heat split the nucleus and created a new element.

As the copper chloride was heated, electrons were turned into neutrons.

As the electrons moved to a higher energy level, a photon of light is emitted.

When excited electrons return back to the ground state, a photon of light is emitted.