contestada

True or False:

The periodic table that is used today is the same as the periodic table that was first developed by the scientist Dmitri Mendeleev

Respuesta :

Answer:

False

Explanation:

  • Mendeleev was the first scientist to arrange the element in such a periodic order but there was a mistake that he arranged in increasing order of mass.
  • Today we use the periodic table given by Henry Mosley where atomic no is first priority

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