Atomic radius

2010 AIPMT-MAINS 1 question

1. 1 Classification of Elements and Periodicity in Properties
   Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is
   A Mg < Ca < Cl < P B Cl < P < Mg < Ca C P < Cl < Ca < Mg D Ca < Mg < P < Cl
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