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प्रश्न
What were the two criteria used by Mendeleev to classify the elements in his periodic table?
उत्तर
The two criteria used by Mendeleev to classify the elements in his periodic table are:
(i) Increasing atomic masses
(ii) Grouping of elements which exhibited similar properties, placed under the same vertical column (group).
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संबंधित प्रश्न
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