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Chemistry
Which of the following isoelectronic species has the smallest atomic radius?
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Q. Which of the following isoelectronic species has the smallest atomic radius?
AMU
AMU 1996
A
$ {{N}^{3-}} $
B
$ {{O}^{2-}} $
C
$ {{F}^{-}} $
D
$ Ne $
Solution:
: The size of isoelectronic species depends upon the nuclear charge. Size decreases as nuclear charge increases.