Vitamin B _ 12 contains :

NEET 2003 Chemistry question

Vitamin contains :

(1)Fe(II)
(2)Co(III)Correct
(3)Zn(II)
(4)Ca(II)

Answer: (2)

Solution

Vitamin (cyanocobalamin) is a coordination compound in which the central metal ion is cobalt in the oxidation state, held in the centre of a corrin ring (similar to the porphyrin ring of haem).

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-089221