Which of the following compound is tribasic acid?

H_{3} P O_{2}

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H_{3} P O_{3}

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H_{3} P O_{4}

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H_{4} P_{2} O_{7}

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Solution

The correct option is A $H_{3} P O_{4}$
$H_{3} P O_{4}$ is a tribasic acid as it can donate all the three protons attached to it.

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Similar questions

The true statement for the acids of phosphorus: $H_{3} P O_{2}, H_{3} P O_{3}$ and $H_{3} P O_{4}$ is

H_{3} P O_{4}

x

y

\frac{x}{y}

H_{2} C O_{3}, H_{3} P O_{3}, C H_{3} C O O H, H_{2} S O_{4}, H_{3} P O_{2}, H_{4} P_{2} O_{7}, H C l O_{4}, H_{3} B O_{3}, H N O_{3} .

H_{3} P O_{2}, H_{3} P O_{4}, H_{3} P O_{3}

H_{4} P_{2} O_{6}

Why $H_{3} P O_{4}$ is a tribasic and $H_{3} P O_{3}$ is a dibasic acid?

H_{3} P O_{3} a n d H_{3} P O_{4}

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