JEE Main & Advanced Sample Paper JEE Main - Mock Test - 7

  • question_answer
    INCORRECT statement about boron nitride \[{{(BN)}_{x}}\] is

    A)  Bond order = 2 and is diamagnetic.

    B)  \[{{(BN)}_{x}}\] occurs in two forms, a layer like structure (like graphite) and other form consists of a giant 3-dimensional lattice (like diamond)

    C)  It is prepared by heating borazine at\[200{}^\circ C\].                                                                         

    D)  Boron on reaction with \[{{N}_{2}}O\] gives BN and \[{{B}_{2}}{{O}_{3}}\]                                                                

    Correct Answer: D

    Solution :

    [d] Statement (4) is INCORRECT CORRECT statement:- \[5B+3NO\xrightarrow{{}}3BN+{{B}_{2}}{{O}_{3}}\]


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