JEE Main 2005Annual, Paper 1ChemistryEasyChemical Bonding and Molecular Structure142× since 2002Which one of the following species is diamagnetic in nature?AOption A. He2+He_2^+He2+BOption B. H₂COption C. H2+H_2^+H2+DOption D. H2−H_2^-H2−CheckSkip · show solution
