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John Dalton
John Dalton was an English chemist who created the idea of The Theory of Matter. He explained that all atoms cannot be divided or broken down. He also explained that the atoms cannot be destroyed. John Dalton said that different atoms combine to form compounds. -
J.J. Thompson
J.J. Thompson was a English chemist. He discovered the electron when he was conducting an experimenting with gas discharge tubes. He realized that there was a movement in the
