JEE Main 202227 Jul, Morning shiftChemistryMediumd- and f-Block Elements158× since 2002The total number of Mn=O\mathrm{Mn}=\mathrm{O}Mn=O bonds in Mn2O7\mathrm{Mn}_{2} \mathrm{O}_{7}Mn2O7 is __________.AOption A. 4BOption B. 5COption C. 6DOption D. 3CheckSkip · show solution