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NEETChemistryClassification of Elements and Periodicity in Properties

What is the Periodic Law based on?

Options

  1. AAlphabetical order of elements
  2. BIncreasing order of atomic weights
  3. CDiscovery dates of elements
  4. DMelting points of elements

Correct answer

B. Increasing order of atomic weights

Step-by-step solution

The Periodic Law is based on arranging elements in increasing order of their atomic weights.

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