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9th Class Science Structure of the Atom Question Bank 9th CBSE Science Structure of the Atom

  • question_answer
             For the symbols He4 and He5 tabulate the two sub-atomic particles, present in the nucleus of each of them.

    Answer:

              
    Elements Protons Neutrons
    2 4-2 = 2
    2 5-2 = 3
    [ Only neutrons and protons are present in the nucleus]   


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