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MHT CET202411 May 2024Evening ShiftChemistryClassification of Elements and Periodicity in PropertiesActual

Which element from following has largest atomic size as compared to other three?

Options

  1. AS
  2. BSe
  3. CCl
  4. DBr

Correct answer

B. Se

Step-by-step solution

The atomic size increases down the group, as a result of increase in the number of quantum shells and decreases along the period from left to right. Therefore, the increasing order of atomic size is Cl S Br Se .

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