Atoms Flashcards
1
Q
The smallest unit of an element
A
Atom
2
Q
A subtopic particle that has a negative charge
A
Electron
3
Q
Center of an atom, holds the protons + neutrons
A
Nucleus
4
Q
A subtonic particle that has a positive charge
A
Proton
5
Q
A subtopic particle that has no charge
A
Neutron
6
Q
Area outside of the nucleus, contains electrons
A
Electron cloud
7
Q
A number of protons in the nucleus of an atom
A
Atomic number
8
Q
numbers of protons + neutrons
A
Mass number
9
Q
Atoms with the same number of protons but different electrons
A
Ion
10
Q
Positivity charged ion
A
Cation
11
Q
Negativity charged ion
A
Anion
