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Questions and Answers
J.J. Thomson discovered the electron in 1897.
J.J. Thomson discovered the electron in 1897.
True
Thomson's plum pudding model described atoms as having electrons embedded in a ball of negative charge.
Thomson's plum pudding model described atoms as having electrons embedded in a ball of negative charge.
False
The Gold Foil Experiment was used to discover the electron.
The Gold Foil Experiment was used to discover the electron.
False
J.J. Thomson's hypothesis stated that cathode rays are made up of positively charged particles called corpuscles.
J.J. Thomson's hypothesis stated that cathode rays are made up of positively charged particles called corpuscles.
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The atom according to Thomson consists of a nucleus containing protons, neutrons, and electrons in shells.
The atom according to Thomson consists of a nucleus containing protons, neutrons, and electrons in shells.
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Thomson's ideas about the atom were solely based on imagination without any evidence or technological advances.
Thomson's ideas about the atom were solely based on imagination without any evidence or technological advances.
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Thomson's experiments led him to conclude that cathode rays are negatively charged particles.
Thomson's experiments led him to conclude that cathode rays are negatively charged particles.
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The number of subatomic particles in an atom can be calculated from the atom's atomic number and neutron number.
The number of subatomic particles in an atom can be calculated from the atom's atomic number and neutron number.
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Thomson's plum pudding model compared the electrons in an atom to fruit embedded in a ball of positive charge.
Thomson's plum pudding model compared the electrons in an atom to fruit embedded in a ball of positive charge.
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Thomson's hypotheses included the idea that the nucleus of an atom contains protons and neutrons.
Thomson's hypotheses included the idea that the nucleus of an atom contains protons and neutrons.
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