Grade 12th passInorganic Chemistry
The mobilities of the alkali metal ions in aqueous solution are Li+
The mobilities of the alkali metal ions in aqueous solution are Li+
1 Answer
Pawan Prajapati
Answer ::
Smaller the size of the ion, more highly it is hydrated and hence greater is the mass of the hydrated ion and thus the ionic mobility become lesser. The extent of hydration decreases in the order.
Smaller the size of the ion, more highly it is hydrated and hence greater is the mass of the hydrated ion and thus the ionic mobility become lesser. The extent of hydration decreases in the order.
Li+ < Na+ <K+ < Rb+ < Cs+
Thus the mobility of Cs+ will be the highest.
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