Question
Chemistry Question on trends in periodic table
The correct order of radii is
A
$N
B
$F^{-}
C
$N
D
$Fe^{3+}
Answer
$F^{-}
Explanation
Solution
Among the isoelectronic species, the size increases as the negative charge increases.
The correct order of radii is
$N
$F^{-}
$N
$Fe^{3+}
$F^{-}
Among the isoelectronic species, the size increases as the negative charge increases.