IIT JEE Advanced 2010 Paper 2
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Question : 29 of 57
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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 C r O 4 H 2 S O 3
[JEE Adv 2010 P2]
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