The Atom Flashcards
1
Q
Atom
A
The smallest unit of matter, smallest particles that keep the same characteristic
2
Q
Proton
A
Positively charged +1 subatomic particle found in the nucleus
3
Q
Neutron
A
Neutral substance particle found in the nucleus, NO CHARGE!!
4
Q
Electron
A
Negatively charged -1 subatomic particle found in the electron cloud
5
Q
Nucleus
A
The center of the atom containing protons and neutrons, makes up most of the atom’s mass
6
Q
Atomic Number
A
Number of protons that identifies the atom
7
Q
Atomic Mass
A
Number of protons and neutrons
