Vitamin `B_(12)` containsA. `Zn (II)`B. `Ca(II)`C. `Fe(II)`D. `Co(III) – InterviewSolution

1.	Vitamin `B_(12)` containsA. `Zn (II)`B. `Ca(II)`C. `Fe(II)`D. `Co(III)`
Answer» Correct Answer - D Metal cobalt is present in vitamin `B_(12)` whose molecular formula is `C_(63) H_(84) N_(14)O_(14) PCo` and chemical name is cyanocobalamine.

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