1.

Which of the following statements are incorrect?(a) Li+ has minimum degree of hydration among alkali metal cations. (b) The oxidation state of K in KO2 is +1. (c) Sodium is used to make Na/Pb alloy. (d) MgSO4 is readily soluble in water.

Answer»

(a) Li+ has minimum degree of hydration among alkali metal cations. 

Li+ has maximum degree of hydration among alkali metal cations. 

Li+ > Na+ > K+ > Rb+ > Cs+



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