Chem 1 H Atomic Theory & Atomic Structure

Front

Subatomic particles with a negative charge

Back

Electrons

Front

Subatomic particles on the outer shell that determine atom reactivity.

Back

Valence electrons

Front

Subatomic particles with a positive charge

Back

protons

Front

Protons + Neutrons =

Back

Atomic Mass

Front

Atomic Number =

Back

the number of protons in an atom (it also equals the number of electrons in a neutral atom)

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

Atoms of the same element with different neutrons

Back

Isotope

Front

Charged atom

Back

Ion

Front

Tiny, dense, positively charged part of an atom holding most mass

Back

Nucleus

Front

Calculation for neutrons in an atom

Back

Atomic Mass - Atomic Number