Q3.what property of electronic charges helped the J.J. Thomson to his discovery of electron? (a) Like charges repel, opposite charges attract (b) Like charges repel, opposite charges repel (c) Like charges attract, opposite charges repel (d) Like charge attract, opposite charges attract
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Like charges repel, opposite charges attract
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In Thomson's model, the atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges, like negatively charged “plums” surrounded by positively charged “pudding”.
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