Q. A metal present in vitamin B_{12} is
A) Aluminium
B) Zinc
C) Iron
D) Cobalt
Explanation
(d)
Vitamin B_{12} contains cobalt metal. The chemical name of vitamin B_{12} is cyanocobalamin.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.