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JEE Main & Advanced Chemistry Biomolecules / जैव-अणु Question Bank Critical Thinking Biomolecules

  • question_answer
    Vitamin \[{{B}_{12}}\] contains metal [Bihar MEE 1997; RPET 1999; Pb. PMT 1999; AFMC 2002; CBSE PMT 2003; CPMT 2003; MP PMT 2003]

    A)                 Ca (II)   

    B)                 Zn (II)

    C)                 Fe (II)   

    D)                 Co (III)

    Correct Answer: D

    Solution :

                    CO (III) Transition metal is present in vitamin \[{{B}_{12}}\].


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