Atomic Structure Flashcards
1
Q
Who discovered the electron?
A
Thomson
2
Q
Thomson discovered what atom?
A
Electron
3
Q
What is the actual mass of the electron?
A
9.11x10^-31 kg
4
Q
What is the relative mass of the electron
A
0
5
Q
Who discovered the Proton?
A
Rutherford
6
Q
Rutherford discovered what atom?
A
Proton
7
Q
What is the mass of the proton?
A
1.67x10^-27 kg
8
Q
Who discovered the neutron?
A
Chadwick
9
Q
Chadwick discovered what atom?
A
Neutron
10
Q
What is the mass of the neutron?
A
1.67 x10^-27 kg
11
Q
What is the relative mass of a neutron?
A
1
12
Q
Who created the plum pudding model and cathode ray tube?
A
Thomson
13
Q
Who created the gold foil expirement?
A
Rutherford
14
Q
Who was weighing stuff?
A
Chadwick
15
Q
Who added orbitals?
A
Bohr
