Parts of an Atom- Review

What is the charge of a neutron?

(0) Neutral

What is the charge of a proton?

(1+) Positive

What is the charge of an electron?

(1-) Negative

Do you gain or lose energy the farther you are from the nucleus?

Gain

What are the electrons in the outermost energy level called?

Valence electrons

What is the mass number (atomic mass)?

The sum of protons and neutrons in an atom.

Which energy level affects the chemical protons of an atom?

The outer energy level

Define isotope

Atom of the same element that has the same number of protons but different number of neutrons.

In what type of atom does the number of protons equal the number of electrons?

Neutral

What is the atomic number?

The amount of protons in an atom