Vitamin $B_{12}$ contains which of the following metals?

  • A
    $Ca(II)$
  • B
    $Zn(II)$
  • C
    $Fe(II)$
  • D
    $Co(III)$

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Similar Questions

Match List-$I$ with List-$II$:
List-$I$ (Vitamin)List-$II$ (Name)
$A$. Vitamin $B_1$$I$. Pyridoxine
$B$. Vitamin $B_2$$II$. Ascorbic acid
$C$. Vitamin $B_6$$III$. Thiamine
$D$. Vitamin $C$$IV$. Riboflavin

Cheilosis and digestive disorders are due to the deficiency of

Chemically,ascorbic acid is known as...... ?

The deficiency of vitamin $(X)$ causes convulsions. Source of $X$ is $Y$. What are $X$ and $Y$?

Which of the following acids is a vitamin?

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