Protons, Neutrons, Electrons Flashcards
1
Q
Proton charge?
A
+1
2
Q
Neutron charge?
A
0
3
Q
Electron charge?
A
-1
4
Q
Proton mass
A
1
5
Q
Neutron mass?
A
1
6
Q
Electron mass?
A
0.005
7
Q
Number of protons?
A
Atomic number
8
Q
Number of neutrons?
A
Mass number - Proton number
9
Q
Number of electrons?
A
Atomic number
10
Q
What must an atom be (unless you’re told otherwise)?
A
Neutral
11
Q
How many protons does zinc have?
A
30
12
Q
How many neutrons does zinc have?
A
35
13
Q
How many electrons does zinc have?
A
30
14
Q
How many protons in Iridium?
A
77
15
Q
How many neutrons in Iridium?
A
115
