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WorksheetsAtomic Theory History Review (MASTERY-MAX 70%)
Total questions: 10
Worksheet time: 4mins
Name
Class
Date
1.
Who believed that electrons were scattered amongst positively charged material.
a)
JJ Thomson
b)
Ernest Rutherford
c)
John Dalton
d)
Niels Bohr
2.
Believed that atoms are small, hard particles that were "indivisible"
a)
Democritus
b)
Aristotle
c)
Schrodinger
d)
Greek Philosophers
3.
Discovered that the atom has a small, dense, positively charged nucleus.
a)
Ernest Rutherford
b)
Heisenberg
c)
Democritus
d)
JJ Thomson
4.
Believed that electrons traveled around the nucleus in definite paths.
a)
Niels Bohr
b)
John Dalton
c)
Modern Atomic Theory
d)
Ernest Rutherford
5.
Determined that electron paths cannot be predicted and exist inside the Electron Cloud.
a)
Schrodinger & Heisenberg
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
6.
Believed that all atoms of the same element would be the same.
a)
John Dalton
b)
JJ Thomson
c)
Niels Bohr
d)
Modern Atomic Theory
7.
The following picture represents which atomic model?
a)
JJ Thomson
b)
John Dalton
c)
Ernest Rutherford
d)
Schrodinger & Heisenberg
8.
The following picture represents which atomic model?
a)
Ernest Rutherford
b)
John Dalton
c)
Democritus
d)
Aristotle
9.
The following picture represents which atomic model?
a)
Niels Bohr
b)
Democritus
c)
Schrodinger & Heisenberg
d)
JJ Thomson
10.
The following picture represents which atomic model?
a)
Schrodinger & Heisenberg
b)
John Dalton
c)
Niels Bohr
d)
Ernest Rutherford
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