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Pls.... Tell me about important topics of chapter 12 atom and chapter 13 nuclei

    • Posted by Dolly Singh 6 years, 9 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Your Principal 6 years, 9 months ago

    "ATOM "-Alpha particle scattering experiment;Rutherford 's model of atom;Bohr model ;energy level's;hydrogen spectrum. "NUCLEI"-Composition and size of nucleus; Radioactivity;alpha beta and gamma particles/rays and their properties;Radioactive decay law. Mass-energy relation;mass defact;binding energy per nucleons and it's variation with mass number ;nuclear fission and fusion.

    1Thank You

    ANSWER
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