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O-LevelChemistryMetals & Reactivity5070/11 · Oct/Nov 2021 · Q321 Mark

Metal X is more reactive than zinc but less reactive than sodium. What would be the best method for obtaining metal X from its ore?

Aelectrolysis of an aqueous solution of a salt of X
Belectrolysis of the molten oxide of X
Cheating the oxide of X in hydrogen
Dheating the oxide of X with powdered carbon

✓ Correct answer

B: electrolysis of the molten oxide of X

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About this question

Topic
Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 1, question 32.

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