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What is oxidation number for PH3?

Updated: 8/11/2023
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10y ago

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under one method - P has oxidation number of -3, this is where H is assigned +1 except in metal hydrides. Using the electronegativity method and using Pauling EN H is slightly more electronegative than P so on that method P would be +3. It all depends where you are taught.

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10y ago
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Q: What is oxidation number for PH3?
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