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  3. 9th Class
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  5. Structure of the Atom

9th Class Science Structure of the Atom Question Bank Atomic Structure Conceptive Subjective Problems

  • question_answer
    Write charge and mass of electron, proton and neutron.

    Answer:

                   
    Electron Proton Neutron
    Charge \[-1.602\times {{10}^{-19}}C\] \[+1.602\times {{10}^{-19}}C\] 0
    Mass 0.0005486 amu 1.00727 amu 1.00866 amu


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