JEE Main 202127 Jul, Morning shiftChemistryEasyRedox Reactions and Electrochemistry138× since 2002The oxidation states of 'P' in H₄P₂O₇, H₄P₂O₅ and H₄P₂O₆, respectively, are :AOption A. 7, 5 and 6BOption B. 5, 4 and 3COption C. 5, 3 and 4DOption D. 6, 4 and 5CheckSkip · show solution
