Equilibrium Question 916

Question: The correct order of acidic strength is:

Options:

A) $ Cl_2O_7>SO_2>P_4O_{10} $

B) $ CO_2>N_2O_5>SO_3 $

C) $ Na_2O>MgO>Al_2O_3 $

D) $ K_2O>CaO>MgO $

Show Answer

Answer:

Correct Answer: A

Solution:

As non-metallic character of element attached to oxygen atom increases, the difference between the electronegativity values of element and oxygen decreases and the acid character of oxides increases and vice-versa.



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