Besides Its Ability to Function as an Acid,hydrosulfuric Acid,H₂S,is Able

question 53

Multiple Choice

Besides its ability to function as an acid,hydrosulfuric acid,H₂S,is able to act as a reducing agent.Which one of the following equations illustrates this property of H₂S?

• A)H₂S(aq)+ 2OH^-(aq)→ S^2-(aq)+ 2H₂O(l)
• B)H₂S(aq)+ 2Na(s)→ H₂(g)+ 2Na⁺(aq)+ S^2-(aq)
• C)H₂S(aq)+ 2AgI(s)→ Ag₂S(s)+ 2H⁺(aq)+ 2I^-(aq)
• D)H₂S(aq)+ Cu²⁺(aq)→ CuS(s)+ 2H⁺(aq)
• E)3H₂S(aq)+ 2H⁺(aq)+ 2NO₃^-(aq)→ 3S(s)+ 2NO(g)+ 4H₂O(l)

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