JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\] on heating with aqueous \[NaOH\] gives [CBSE PMT 1997]

    A) \[CrO_{4}^{2-}\]

    B) \[Cr{{(OH)}_{3}}\]

    C) \[C{{r}_{2}}O_{7}^{2-}\]

    D) \[Cr{{(OH)}_{2}}\]

    Correct Answer: A

    Solution :

    Not Available


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