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प्रश्न
How can we prove that the electrons carry a negative charge?
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उत्तर
J.J. Thomson found that cathode rays were attracted by the positively charged plate and repelled by the negatively charged plate. This led him to the conclusion that the cathode rays (electrons) were made of negatively charged particles.
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संबंधित प्रश्न
On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole.
J.J. Thomson proposed that the nucleus of an atom contains only nucleons.
(a) Describe Thomson's model of the atom. Which subatomic particle was not present in Thomson's model of the atom?
The first model of an atom was given by :
What is the difference in the atomic models of Thomson and Rutherford?
Draw a neat labelled diagram.
Thomson's atomic model
On the basis of Thomson's model of an atom explain how an atom as a whole is neutral.
Which sub-atomic particle was discovered by Thomson?
______ compared an atom to a watermelon.
J.J. Thomson proposed that an atom consists of positively charged sphere in which the electrons are embedded.
