Classification Of Elements And Periodicity In Properties Ques 10
10. Among the elements $Ca, Mg, P$ and $Cl$, the order of increasing atomic radii is :
[2010]
(a) $Ca<Mg<P<Cl$
(b) $Mg<Ca<Cl<P$
(c) $Cl<P<Mg<Ca$
(d) P $<Cl<Ca<Mg$
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Answer:
Correct Answer: 10.(c)
Solution:
(c)
So, the order will be: $Cl<P<Mg<Ca$
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