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Rutherford's Scattering Experiment
Rutherford's Scattering Experiment
Theory
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1)
What is one question that Rutherford's theory and Bohr's theory answer differently
Atoms have mostly empty space.
Electrons in atoms move around the nucleus.
Atoms contain protons,neutrons and electrons.
Electrons in atoms exist only with certain amount of energy
2)
Rutherford assumed that helium atoms contained two protons and two electrons. What evidence led him to propose that they also contained neutrons?
Helium atoms have more mass than two protons.
Experiments showed that helium atoms did not contain two protons.
Experiments showed that helium atoms did not contain two electrons
Helium atoms are less massive than two protons and two electrons.
3)
The first model of an atom was given by :
Niels Bohr
Ernest Rutherford
J.J Thomson
Eugen Goldstein
4)
Rutherford's alpha particle scattering experiment led to the discovery of:
Nucleus
Electrons
Protons
Neutrons
5)
Which of the following scientists developed the nuclear model of the atom?
John Dalton
J. J. Thomson
Henry Moseley
Ernest Rutherford