The Atom Flashcards
1
Q
Ate smallest unit of matter, smallest particles that keep the same characteristics.
A
Atom
2
Q
Positively charged +1 subatomic particle found in the nucleus.
A
Proton
3
Q
Neutral subatomic particle found in the nucleus; no charge!!
A
Neutron
4
Q
Negativity charged -1 subatomic particle found in the electron cloud
A
Electron
5
Q
The center of the atom containing protons and neutrons; makes up most of the atom’s mass
A
Nucleus
6
Q
Number of protons that identifies the atom.
A
Atomic number
7
Q
The number of protons and neutrons
A
Mass numbers
