JEE Main & Advanced
Chemistry
Equilibrium / साम्यावस्था
Question Bank
Numerical Value Type Questions - Ionic Equilibrium
question_answer
The total number of diprotic acids among the following is - \[{{H}_{3}}P{{O}_{4}},{{H}_{2}}S{{O}_{4}},{{H}_{3}}P{{O}_{3}},{{H}_{2}}C{{O}_{3}},{{H}_{2}}{{S}_{2}}{{O}_{7}},{{H}_{3}}B{{O}_{3}},\]\[{{H}_{3}}P{{O}_{2}},{{H}_{2}}Cr{{O}_{4}},{{H}_{2}}S{{O}_{3}}\]