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Chemistry
Which of the following has largest radius?
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Q. Which of the following has largest radius?
Classification of Elements and Periodicity in Properties
A
$Mg^{2+}$
35%
B
$Na^{+}$
33%
C
$O^{2-}$
22%
D
$F^{-}$
10%
Solution:
In isoelectronic species as effective nuclear charge decrease size increase