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Question: Answered & Verified by Expert
On addition of mineral acid to an aqueous solution of borax, the compound that is formed is:
Chemistryp Block Elements (Group 13 & 14)JEE Main
Options:
  • A Pyroboric acid
  • B Boron hydride
  • C Meta boric acid
  • D Orthoboric acid
Solution:
1979 Upvotes Verified Answer
The correct answer is: Orthoboric acid
Na2B4O7+H2SO4+5H2O→Na2SO4+4H3BO3
Addition of mineral acid to an aqueous solution of borax, orthoboric acid is formed.

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