Jee MainRedox ReactionsJEE Main 2021 (Online) 27th July Morning ShiftMCQ+4 / -12021ENHIThe oxidation states of 'P' in H4P2O7, H4P2O5 and H4P2O6, respectively, are :A7, 5 and 6B5, 4 and 3C5, 3 and 4D6, 4 and 5Check AnswerClear SelectionReveal AnswerShow Explanation