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Quiz

Atomic history

ainearrigan 10 perguntas

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Perguntas do quiz (10)

  1. 1John Daltons 1808 atomic theories. Tick the correct answers.
    1. AAll matter is made up of small identical particles
    2. BThere were only 4 elements
    3. Cparticles named atoms could be broken into smaller particles
    4. Dmass could be created
  2. 2William Cooke's cathode ray tube proved the existence of
    1. Athat charged particles were being emitted by the possitive cathode ray
    2. Bthat charged particles were being emitted by the negative cathode ray
    3. Cthat atoms were indivisible
  3. 3J.J. Thomson proved the existence of electrons by
    1. Aplacing a negative plate near the cathode ray tube
    2. Bseeing the deflection of the rays when a positive plate was placed near the cathode ray tube
    3. Cthe colour of the ray changed
    4. Dhe did not prove the existence of electrons
  4. 4Name the scientist that measured the charge of the electron
    1. ADalton
    2. BEinstein
    3. CMillikan
    4. DRutherford
  5. 5Thomson believed that the atom was made up like
    1. Aa cheesecake - a layer of a positive charged and a layer of negatively charged
    2. Ba wheel on a car - positive center with a negative spherical rim
    3. Ca plum pudding - a mainly positive sphere with negatively charged electrons embedded in it
  6. 6The results of Rutherford's experiment Imagem da pergunta 6
    1. AAtoms were indivisible
    2. BAtoms were composed of mainly negative spheres
    3. CAtoms were composed of mainly empty space
  7. 7Chadwick is known for the discovery of
    1. Athe neutron
    2. Bthe alpha particle
    3. Cthe proton
  8. 8Errors that occurred when Johann Dobereiner tried to organise the known elements into triads
    1. Athey didnt know there atomic weights
    2. BThere wasnt enough known about the properties of the elements
    3. COnly a few elements could be organised in this way
  9. 9The anode is the
    1. Apositively charged electrode
    2. Bnegatively charged electrode
  10. 10A mass spectrometer can be used to measure
    1. Ameasure the wavelength of light
    2. Bmeasure the mass and abundance of isotopes
    3. Cmeasure the size of the magnetic field

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Quiz sobre Atomic history , criado por ainearrigan em 14-03-2015.
Idioma
English
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