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Atomic Model Development Quiz
By Dawn Jacobs
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Last updated over 6 years ago
20 questions
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Early Philosphers believed all matter to be made of what four basic elements?
A Empty Space, Earth, Wind, Fire
B Earth, Wind, Fire, Water
C Earth, Air, Rock, Water
D Fire, Air, Rock, Water
Choose the 4 parts that apply to Democratis' idea of matter. (all correct answers must be marked for credit)
A No empty space
B 'atomos'
C solid
D indivisible, indestructible
E heterogeneous
F homogeneous
Aristotle believed, and taught,
A what Democratis thought.
B matter was from 4 basic elements and moved through empty space.
C matter was from 4 basic elements and there was no empty space.
D matter was made up of 'atomos', small indivisible, indestructible particles.
Choose the parts of Dalton's Atomic Theory (all correct answers must be chosen for credit)
A Atoms are solid and indestructible.
B Atoms are homogeneous and heterogeneous.
C Atoms of the same element are the same; those of different elements are different.
D All atoms are the same.
E Atoms combine in simple, whole number ratios to form compounds.
F Atoms combine to form new atoms.
G Chemical reactions combine, separate or rearrange atoms.
H Atoms cannot combine, separate or rearrange.
Who conducted the oil-drop experiment?
A J. J. Thomson
B Robert Millikan
C Ernest Rutherford
D James Chadwick
What was important about the oil-drop experiment?
A It identified the mass of the sub-atomic particle the proton.
B It identified the mass of the sub-atomic particle the neutron.
C It identified the mass of the sub-atomic particle the electron.
D It identified the mass of the sub-atomic particle the positron.
How long was it between Democratis' ideas about the atom and Dalton's Atomic Theory?
A about 20 years
B about 200 years
C about 2000 years
D none of the above
How long was it between Dalton's Atomic Theory, and the experiments that began to modify it by finding sub-atomic particles?
A about 10 years
B about 100 years
C about 1000 years
D none of the above
What was concluded by the gold-foil experiment?
A atoms are made up of mostly empty space.
B The nucleus is the dense part of the atom.
C The nucleus is positively charged.
D all of these
Which scientist discovered the neutron?
A Ernest Rutherford
B J. J. Thomson
C Robert Millikan
D James Chadwick
Choose the scientists whose work identified sub-atomic particles. (all, but only the correct answers must be chosen for credit)
A Louis deBroglie
B Robert Millikan
C Werner Heisenberg
D James Chadwick
E Neils Bohr
F Erwin Schrödinger
G J. J. Thomson
H Ernest Rutherford
What experiment identified the electron?
A gold foil experiment
B cathode ray tube experiment
C oil drop experiment
D wave/particle duality
Which scientist first suggested electrons in 'planetary orbits', and which other scientist confirmed these levels spectroscopically?
A Thomson, Millikan
B Millikan, Rutherford
C Rutherford, Chadwick
D Chadwick, Bohr
E Rutherford, Bohr
Whose theory indicated a wave nature not only for electrons, but for all matter?
A Heisenberg
B deBroglie
C Chadwick
D Schrödinger
The theory that an electron wave equation predicted the probability of the location of an electron was presented by whom?
A Schrödinger
B deBroglie
C Heisenberg
D Bohr
The idea that one cannot measure exactly both the location and velocity of an electron is called the
A Heisenberg Certainty Principle
B Wave/Particle Duality
C Heisenberg Uncertainty Principle
D Pauli Exclusion Principle
In the Plum-Pudding Model,
A atoms are made of oatmeal and raisins.
B positive electrons are distributed in negative 'pudding' background.
C negative electrons are distributed in positive 'pudding' background.
D negative electrons circulate around a positive nucleus.
Gas discharge tubes and a spectroscope were used by whom to identify elements?
A James Chadwick
B Robert Millikan
C Ernest Rutherford
D Neils Bohr
Spectroscopy led to the identification of distinct _____.
A energy levels of electrons.
B energy levels of protons.
C wave equations for electrons.
D wave equations for protons.
The Atomic Model has remained essentially the same for the last 150 years.
True
False