Thomson's Model of an Atom - Class 9 Tutorial
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In 1897, J.J. Thomson discovered
In 1897, J.J. Thomson discovered the electron, the first subatomic particle.
In 1904, Thomson proposed atomic model where electrons are embedded within spherically distributed, positive charge (so-called "plum pudding" model).Both the positive charge and the mass of the atom would be more or less uniformly distributed over its size.
In 1904, Thomson proposed atomic model where electrons are embedded within spherically distributed, positive charge (so-called "plum pudding" model).Both the positive charge and the mass of the atom would be more or less uniformly distributed over its size.
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