atoms Flashcards
1
Q
what is an atom
A
fundamental unit of an element that can affect a chemical reaction
2
Q
atomic mas
A
A= P + N
3
Q
charge of an atom
A
C= P - E
4
Q
atomic number
A
Z = P
5
Q
neutrons
A
N= A - Z
6
Q
protons
A
P = Z
7
Q
electrons
A
E = P
