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JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Mock Test - The p-Block Elements (Groups 13, 14)

  • question_answer
    In borax (\[N{{a}_{2}}{{B}_{4}}{{O}_{7}}.\,10{{H}_{2}}O\]) the number\[B-O-B\]bonds is?

    Answer:

    5


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