O-LevelChemistryOrganic Chemistry5070/11 · Oct/Nov 2017 · Q131 Mark

One mole of an organic compound, Q, is completely burnt in oxygen and produces exactly three moles of water. Which compound is Q?

Abutane, C₄H₁₀

Bethanol, C₂H₅OH

Cpropane, C₃H₈

Dpropanol, C₃H₇OH

✓ Correct answer

B: ethanol, C₂H₅OH

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2017 Paper 1 Variant 1, question 13.

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