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Calculate the oxidation number ofCr in CrO_5 . |
Answer» Solution : There are two peroxy LINKS with oxygen bearing -1 By the NORMAL calculation, O.N of CR will be +10 which is never possible because ma0XImum O.N of Cr cannot be more than `6(3d^64s^1). This anomally (fallacy) is solved by solved by using the STRUCTURE for calculation. |
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