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प्रश्न
On the addition of mineral acid to an aqueous solution of borax, the compound formed is ______.
विकल्प
Orthoboric acid
Boron hydride
Metaboric acid
Pyroboric acid
MCQ
रिक्त स्थान भरें
उत्तर
On the addition of mineral acid to an aqueous solution of borax, the compound formed is Orthoboric acid.
Explanation:
\[\ce{\underset{Borax}{Na2B4O7} + H2SO4 + 5H2O -> \underset{orthoboric acid}{Na2SO4 + 4H3B}O3}\]
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