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Periodic Classification of Elements — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10SciencePeriodic Classification of Elements1 Mark
Question
In the classification of the then known elements, Mendeleev was guided by two factors. What are those two factors?
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Answer

Mendeleev was guided by two factors:
  1. Increasing atomic masses.
  2. Grouping together of elements having similar properties.

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