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The oxidation states of the most electronegative elements in the products of the reaction between `BaO_(2)` and `H_(2)SO_(4)` are
A. 0 and 1
B. `-2 " and" -1`
C. `-2 " and " 0`
D. `-2 " and " +1`

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Correct Answer - B
`BaO_(2)+H_(2)SO_(4) to BaSoverset(-2)(O_(4)) +H_(2)overset(-1)(O_(2))`

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