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The oxidation state of phosphorus in cyclotrimetaphosphoric acid is(a) +3 (b) +5 (c) –3 (d) +2 |
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Answer» (b) Formula of cyclotrimetaphosphoric acid is (HPO3)3 Oxidation state of ‘P’ is 3(+ 1 + x + 3 (– 2)) = 0 ⇒ x + – 6 + 1 = 0 ⇒ x = + 5 |
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