Chemisty Atoms Flashcards
1
Q
A tiny region in the center of the atom
A
Nucleus
2
Q
Negatively charged particles
A
Electron
3
Q
The electrons movement
A
Energy Level
4
Q
An electrically neutral particle
A
Neutron
5
Q
The columns of the periodic table
A
Groups
6
Q
Sum of protons and neurons in a nucleus
A
Mass Number
7
Q
Represents each element and their properties in a regular or repeated pattern
A
Periodic Table
8
Q
A table in horizontal rows
A
Period
9
Q
1 or 2 letters that represent a certain element
A
Chemical Symbol
10
Q
Atoms with the same number of protons but different electrons
A
Isotope
11
Q
The number of protons in the nucleus of an atom
A
Atomic Number
12
Q
A state of matter
A
Plasma
13
Q
Nuclear fission
A
When 2 atomic nuclei combine forming a large nucleus
14
Q
Smallest part of an element
A
Atom
