NEET Chemistry Hydrogen Questions Solved


The correct increasing order of the acidity of CO2, H2O and H2O2 is -

(A) CO2<H2O2<H2O                         

(B) H2O<H2O2<CO2

(C) H2O<H2O2>CO2                         

(D) H2O2>CO2>H2O

(B).   A stronger acid displaces a weaker acid from its salts.

             BaO2+H2O+CO2          BaCO3+H2O2

Difficulty Level:

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