The oxidation state of hydrogen in CaH(2...

The oxidation state of hydrogen in `CaH_(2)` is +1.

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The reduction half reaction represents the gain of electrons.
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The oxidation state of S in S(8) is zero.
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Conversion of MnO(4)^(-) into MnO(4)^(2-) is oxidation
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The sum of oxidation numbers of all atoms in an ion is zero.
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The oxidation state of hydrogen in CaH(2) is +1.
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The oxidation state of S in S(8) is zero.
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An element in its lowest oxidation state can act only as an oxidising ...
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