State two main postulates of Thomson's model of an atom.
(N/A) Thomson's model of an atom is based on the following two postulates:
$(i)$ An atom consists of a positively charged sphere in which the electrons are embedded,similar to seeds in a watermelon or plums in a pudding.
$(ii)$ The negative and positive charges are equal in magnitude. Therefore,the atom as a whole is electrically neutral.
$(i)$ An atom consists of a positively charged sphere in which the electrons are embedded,similar to seeds in a watermelon or plums in a pudding.
$(ii)$ The negative and positive charges are equal in magnitude. Therefore,the atom as a whole is electrically neutral.
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