The sBlock Elements - Result Question 35
####41. Which one of the following has minimum value of cation/anion ratio.
[1993]
(a) $NaCl$
(b) $KCl$
(c) $MgCl_2$
(d) $CaF_2$
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Solution:
- (c) Atomic size of $K^{+}>Ca^{2+}>Mg^{2+}$ and that of $Cl^{-}>F^{-}$. Therefore, $Mg^{2+} / Cl^{-}$ratio has the minimum value.
