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Classification of Elements and Periodicity in Properties
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23/08/2021 2:10 pm
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The correct order of acidic strength :
(a) Cl2O7 > SO2 > P4O10
(b) K2O > CaO > MgO
(c) CO2 > N2O5 > SO3
(d) Na2O > MgO > Al2O3
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23/08/2021 2:11 pm
Correct answer: (a) Cl2O7 > SO2 > P4O10
Explanation:
Acidic character of oxide Non-metallic nature of element.
Non-metallic character increases along the period. Hence order of acidic character is
Cl2O7 > SO2 > P4O10