Question detail

Which of the following metals would NOT be extracted from its oxide by reduction with carbon?

Try the question, check the answer, then read the explanation to understand the curriculum point.

At a glance

MCQ

Type

practice

Style

Topic

Reactivity of metals

Question

Gold

Gold is more reactive than carbon; it does not form a stable oxide that can be reduced by carbon. Gold is found in its metallic form in the Earth.

Misunderstanding Reactivity

Students often think that all metals can be extracted from their ores using carbon, regardless of their reactivity.

Remember that only metals less reactive than carbon can be extracted from their oxides by reduction with carbon.

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