How many of the following are diprotic acids? | vedclass

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(C) diprotic acid is an acid that can donate two protons ($H^+$ ions) per molecule.$1$. Citric acid $(C_6H_8O_7)$ is a triprotic acid.$2$. Chromic aci

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$4$

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(C) diprotic acid is an acid that can donate two protons ($H^+$ ions) per molecule.$1$. Citric acid $(C_6H_8O_7)$ is a triprotic acid.$2$. Chromic acid $(H_2CrO_4)$ is a diprotic acid.$3$. Oxalic acid $(H_2C_2O_4)$ is a diprotic acid.$4$. Pyrosulfuric acid $(H_2S_2O_7)$ is a diprotic acid.$5$. Sulfurous acid $(H_2SO_3)$ is a diprotic acid.Thus, there are $4$ diprotic acids in the given list.

How many of the following are diprotic acids? Citric acid, Chromic acid, Oxalic acid, Pyrosulfuric acid, Sulfurous acid

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