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QAIPMT-2010-Ch-1947: NEET 2010 Chemistry - Class 11 AIPMT-2010-Ch-1947 Solution: Among the elements Ca, Mg, P and Cl, the order of increasing…

Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is

Multiple Choice Options

A $Mg<Ca<Cl<P$
B $Cl<P<Mg<Ca$
C $P<Cl<Ca<Mg$
D $Ca<Mg<P<Cl$

Step-by-Step Verified Solution

Atomic radius decreases on moving from left to right in a period. so order of sizes for Cl, P and Mg is Cl < P < Mg. Down the group size increases. So overall order is : Cl < P < Mg < Ca.

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