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)

---

Definitions:

Metaphor

A figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance.

Cactuses

The plural form of cactus, referring to spiny plants that are native to arid environments.

Desert

A barren area of landscape where little precipitation occurs and consequently living conditions are hostile for plant and animal life.

Connotation

the implied or associative meaning of a word or phrase, in contrast to its explicit or dictionary definition.