Atomic Theory Flashcards
1
Q
Who was the first person to come up with the Idea of atom
A
Democritus
2
Q
What is the Model of John Dalton
A
solid sphere
3
Q
Who is the father of the atomic theory
A
John Dalton
4
Q
Who discovered Electrons
A
JJ Tompson
5
Q
What is the model of JJ Tompson?
A
Plum Pudding
6
Q
What device did JJ Tompson use to discover electrons?
A
Cathode Ray Tube
7
Q
What is the experiment that discovered the nucleus and proton?
A
Gold Foil
8
Q
Who used the Gold Foil Experiment?
A
Rutherford
9
Q
What did James Chadwick discover
A
Neutron
10
Q
Who experimented with light?
A
Bohr
11
Q
Why can’t an Electron attract to the nucleus?
A
Because its too fast
12
Q
Who improvised on the Planetary Model?
A
Sommerfeld
13
Q
What is the latest model?
A
Electron Cloud Model
