C1.1 Atoms Flashcards
1
Q
atoms made out of what
A
protons neutrons electrons
2
Q
mass of a proton
A
1
3
Q
mass of an electron
A
0
4
Q
mass of a neutron
A
1
5
Q
relative charge of a proton
A
+1
6
Q
relative charge of an electron
A
-1
7
Q
relative charge of a neutron
A
0
8
Q
approximate radius of an atom
A
1 x 10^-10
