Paper 1 CHEMISTRY Flashcards
1
Q
Who discovered the proton?
A
Rutherford discovered the proton in 1917
2
Q
Who discovered the neutron?
A
Chadwick discovered the proton in 1932
3
Q
Who created the Plum Pudding Model?
A
J.J Thomson created the Plum Pudding Model
4
Q
Who created the Nuclear Model?
A
Rutherford created the Nuclear Model
5
Q
What scientist discovered Energy Shells?
A
Bohr discovered Energy Shells/energy Levels
6
Q
What two sub-atomic particles particles are present at the centre of a atom?
A
Neutrons & Protons
7
Q
How many electrons can the first shell of an atom hold?
A
2
8
Q
How many neutrons does a Hydrogen atom have?
A
0
