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jasminali7956
18.05.2021 •
Chemistry
I. HSO4- ; SO3 II. NaCℓO3 ; ZnCℓ2 III. CaO ; H2O2 Three pairs of species are given. The pair(s) in which the underlined element has the same oxidation state in both species is/are Blank. (Use numbers I, II, III in filling the blank)
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