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  5. Structure of the Atom

9th Class Science Structure of the Atom

  • question_answer 16)
    Compare the properties of electrons, protons and neutrons.

    Answer:

    Property Electron Proton Neutron
    1. Symbol  or  or  or
    2. Charge  -1 unit or + 1 unit or Zero
    3. Mass
    4. Location Present around  the nucleus Present in nucleus Present in nucleus
    5. Discovery J.J. Thomson E. Goldstein Chadwick
     


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