Which of the following is tetraboric acid?

1. \(\mathrm{HBO}_{2}\)
2. \(\mathrm{H}_{3} \mathrm{BO}_{3}\)
3. \(\mathrm{H}_{2} \mathrm{~B}_{4} \mathrm{O}_{7}\)
4. \(\mathrm{B}_{2} \mathrm{O}_{3}\)

Solution

\(\mathrm{H}_{2} \mathrm{~B}_{4} \mathrm{O}_{7}\) *

Asked in: JEE-TOPICTESTS-CHEMISTRY

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