2274733
Description
Quiz by ainearrigan, updated more than 1 year ago
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Created by ainearrigan
about 9 years ago
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Question 1
Question
John Daltons 1808 atomic theories. Tick the correct answers.
Answer
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All matter is made up of small identical particles
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There were only 4 elements
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particles named atoms could be broken into smaller particles
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mass could be created
Question 2
Question
William Cooke's cathode ray tube proved the existence of
Answer
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that charged particles were being emitted by the possitive cathode ray
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that charged particles were being emitted by the negative cathode ray
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that atoms were indivisible
Question 3
Question
J.J. Thomson proved the existence of electrons by
Answer
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placing a negative plate near the cathode ray tube
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seeing the deflection of the rays when a positive plate was placed near the cathode ray tube
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the colour of the ray changed
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he did not prove the existence of electrons
Question 4
Question
Name the scientist that measured the charge of the electron
Answer
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Dalton
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Einstein
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Millikan
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Rutherford
Question 5
Question
Thomson believed that the atom was made up like
Answer
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a cheesecake - a layer of a positive charged and a layer of negatively charged
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a wheel on a car - positive center with a negative spherical rim
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a plum pudding - a mainly positive sphere with negatively charged electrons embedded in it
Question 6
Question
The results of Rutherford's experiment
Answer
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Atoms were indivisible
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Atoms were composed of mainly negative spheres
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Atoms were composed of mainly empty space
Question 7
Question
Chadwick is known for the discovery of
Answer
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the neutron
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the alpha particle
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the proton
Question 8
Question
Errors that occurred when Johann Dobereiner tried to organise the known elements into triads
Answer
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they didnt know there atomic weights
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There wasnt enough known about the properties of the elements
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Only a few elements could be organised in this way
Question 9
Question
The anode is the
Answer
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positively charged electrode
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negatively charged electrode
Question 10
Question
A mass spectrometer can be used to measure
Answer
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measure the wavelength of light
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measure the mass and abundance of isotopes
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measure the size of the magnetic field
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