KEAM 2012 Physics and Chemistry Paper

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Question : 101 of 120

Marks: +1, -0

Which one of the following is the correct statement?

HCO3− is the conjugate base of CO32−
NH2− is the conjugate acid of NH3
H2SO4 is the conjugate acid of HSO4−
NH3 is the cojugate base of NH2−
H2CO3 is the conjugate base of HCO3−

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