🐥 Summary of Terminology 🐥 Flashcards
1
Q
mixtures
A
two or more substances which physically combine and can be separated into their original forms
2
Q
elements
A
matter that is made up of one type of atom and they are found on the periodic table
3
Q
group
A
vertical columns in the periodic table
4
Q
period
A
horizontal rows in the periodic table
5
Q
atomic number
A
number of protons in atom of an element
6
Q
atomic mass
A
number of protons plus neutrons in the nucleus of an atom
7
Q
atoms
A
the smallest particles which make up an element
8
Q
proton
A
a positively charged subatomic particle
9
Q
electron
A
a negatively charged subatomic particle
10
Q
neutron
A
a subatomic particle with no charge
11
Q
subatomic particles
A
protons, electrons, neutrons
12
Q
energy level
A
a region in which electrons are found orbiting around the nucleus of an atom
