Fundamental particles Flashcards
1
Q
mass and charge of a proton
A
+1, 1amu
2
Q
mass and charge of a neutron
A
0, 1amu
3
Q
mass and charge of a electron
A
-1, 1/1836
4
Q
atomic number symbol
A
z
5
Q
mass number symbol
A
a
6
Q
atomic number definition
A
number of protons in the nucleus of an atom