Which of the Following Equations Describes the Reaction of Copper

question 5

Multiple Choice

Which of the following equations describes the reaction of copper metal with dilute nitric acid?

• A)Cu(s)+ 4H₃O⁺(aq)+ 2NO₃^-(aq)→ Cu²⁺(aq)+ 2NO₂(g)+ 6H₂O(l)
• B)4Cu(s)+ 10H₃O⁺(aq)+ 2NO₃^-(aq)→ 4Cu²⁺(aq)+ N₂O(g)+ 15H₂O(l)
• C)5Cu(s)+ 12H₃O⁺(aq)+ 2NO₃^-(aq)→ 5Cu²⁺(aq)+ N₂(g)+ 18H₂O(l)
• D)4Cu(s)+ 10H₃O⁺(aq)+ NO₃^-(aq)→ 4Cu²⁺(aq)+ NH₄⁺(aq)+ 13H₂O(l)
• E)3Cu(s)+ 8H₃O⁺(aq)+ 2NO₃^-(aq)→ 3Cu²⁺(aq)+ 2NO(g)+ 12H₂O(l)

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