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प्र: What is the oxidation number of sulfur in H2S?

  • 1
    2
  • 2
    -2
  • 3
    1
  • 4
    -1
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उत्तर : 2. "-2"
व्याख्या :

Answer: B) -2 Explanation: The sum of the oxidation numbers in a compound must equal zero. In the compound hydrogen sulfide, H2S, the two hydrogen atoms have an oxidation number of +1, for a total of +2. Therefore, the oxidation number of sulfur in the compound is -2, and the sum of the oxidation numbers is 0.

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