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18 March, 11:21

Mendeleev devised his periodic table by ordering the elements according to their atomic number.

TRUE OR FALSE

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Answers (1)
  1. 18 March, 11:28
    0
    False

    Explanation:

    The given statement is false.

    Mendeleev devised periodic table by arranging elements in increasing order of their atomic masses.

    According Mendeleev, physical and chemical properties of the elements are function of their atomic masses.

    Henry Moseley arranged elements in increasing order of atomic number. Periodic table based on increasing order of atomic number is called modern periodic table.
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