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Q: Modern periodic table is based on atomic number of the elements. The significance of atomic number was proved by the experiment of ________

  • 1
    Moseley's work on X-ray spectra
  • 2
    Bragg's work on X-ray diffraction
  • 3
    Mulliken's oil drop experiment
  • 4
    Discovery of X-ray by Roentgen
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Answer : 1. "Moseley's work on X-ray spectra"
Explanation :

Answer: A) Moseley's work on X-ray spectra Explanation:

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