BITSAT 2011 Paper

Section: Chemistry

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Question : 45 of 150

Marks: +1, -0

Among Al2O3,SiO2,P2O3 and SO2 the correct order of acid strength is:

Al2O3 < SiO2 < SO2 < P2O3
SiO2 < SO2 < Al2O3 < P2O3
SO2 < P2O3 < SiO2 < Al2O3
Al2O3 < SiO2 < P2O3 < SO2

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