Write a Balanced Chemical Equation for the Roasting of CuS $\to$

question 30

Multiple Choice

Write a balanced chemical equation for the roasting of CuS.

• A) CuS(s)+ 2 HCl(aq)\(\to\) CuCl₂(aq)+ H₂(g)+ S(s)
• B) CuS(s)+ O₂(g)\(\to\) CuO₂(s)+ S(s)
• C) CuS(s)+ O₂(g)\(\to\) CuO(s)+ SO(g)
• D) CuS(s)+ 2 HCl(aq)\(\to\) CuCl₂(aq)+ H₂S(g)
• E) 2 CuS(s)+ 2 O₂(g)\(\to\) 2 CuO(s)+ SO₂(g)

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