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Which order is correct for increasing basic nature of oxides ? (a) Al2O3 < MgO < Na2O < K2O  (b) MgO < K2O < Al2O3 < Na2O 

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Which order is correct for increasing basic nature of oxides ?

(a) Al2O3 < MgO < Na2O < K2O 

(b) MgO < K2O < Al2O3 < Na2O 

(c) Na2O < K2O < MgO < Al2O3 

(d) K2O < Na2O < Al2O3 < MgO

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1 Answer

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by (69.3k points)

Correct option is : (a) Al2O3 < MgO < Na2O < K2O 

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