JEE Main & Advanced Sample Paper JEE Main Sample Paper-5

  • question_answer
    Which of the following have X-O-X linkage? (where, X is central atom) (i) Pyro silicate                (ii) \[C{{r}_{2}}O_{7}^{2-}\] (iii) \[{{S}_{2}}O_{3}^{2-}\]                       (iv) Hyponitrous acid

    A)  (II), (III)                    

    B)  (II), (I)

    C)  (I), (III), (IV)     

    D)  All have X-O-X linkage

    Correct Answer: B

    Solution :

    (I) have Si-O-Si linkage (II) have Cr-O-Cr linkage

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