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Duplicate of Development of Atomic Theory Flashcards | StudBud
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Duplicate of Development of Atomic Theory
Duplicate of Development of Atomic Theory
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Development of atomic theory and revision of atomic number #atomictheory #atomicnumber
Flashcards
10 cards
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Practice quiz
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Host live
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Questions
10
Answers
1
Which answer represents the atomic number?
4
6
2
He
2
How many protons does Iron consist of?
26
55.85
29.85
81.85
3
Dalton proposed that atoms can be created or destroyed during chemical changes....
True
False
4
Who proposed the 'plum pudding' model of an atom?
Rutherford
Democritus
Dalton
JJ Thomson
5
Which of these did E.Rutherford NOT discover?
Nucleus is positive
Nucleus is small
Electrons are separate from the nucleus
Neutrons are in the nucleus
6
Who stated that "
atoms of a given element are identical"
?
J. Dalton
E. Rutherford
Heisenberg
JJ Thomson
7
Who discovered neutrons?
J.Chadwick
JJ Thomson
N.Bohr
E Rutherford
8
Thomson discovered the electron using a....
Cathode ray
Light microscope
Binoculars
Electron Microscope
9
The atomic number represents the number of what?
Protons
Neutrons
Electrons
Atoms
10
Who proposed the existence of atoms?
Democritus
Dalton
MacMunnicus
Aristotle
