15 мая 2018 г. · Carbon, hydrogen, oxygen, nitrogen, and sulfur. Apart from carbon, hydrogen and oxygen, not all of these are in every vitamin. And B-12 contains ...

Vitamin B12 contains metal cobalt. Vitamin A consists of organic compounds which include retinol, retinal, retinoic acid, βeta caritene.

Copper at the total dose of 6.2 mg/kg and zinc at the total dose of 12.6 mg/kg did not alter the plasma or liver vitamin A (VA) concentrations. The liver ...

At the same time, the stability of vitamin A is affected by acidity (especially at pH below 5.0), light, and the presence of trace metals (iron and copper) ( ...

Vitamin B12 contains a metal atom. It is also called cyanocobalamin and contains cobalt (Co) atom.

From the structure, we see that in the center there is a cobalt ion. Vitamin B6 is a mixture of three substances calked pyridoxine, pyridoxal, or pyridoxamine.

The metal present in vitamin ${B_{12}}$ is:(A) Magnesium(B) Cobalt(C) Copper(D) Zinc. Ans: Hint: Vitamin ${B_{12}}$ is also known as Cobalamin.

(iv) Vitamin B(12) contains cobalt metal. Its chemical name is cyanocobalamin.

The correct option is A Co Metal complex of Co present in vitamin B12. ... Generally, metals are solid in nature. Which one of the following metals is found in ...

7 июл. 2020 г. · AFMC 2011: A metal present in vitamin B 12 is (A) aluminium (B) zinc (C) iron (D) cobalt. Check Answer and Solution for above Chemistry ...