O-LevelChemistryOrganic Chemistry5070/11 · May/June 2015 · Q331 Mark

Two esters have the same molecular formula, C₃H₆O₂. What are the names of these two esters? 1 methyl ethanoate 2 ethyl propanoate 3 ethyl methanoate 4 propyl methanoate

A1 and 2

B1 and 3

C2 and 4

D3 and 4

✓ Correct answer

B: 1 and 3

Oracle Prep sorts past-paper questions by topic, so you can drill Organic Chemistry and see which topics are most likely to come up next.

Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2015 Paper 1 Variant 1, question 33.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Four hydrocarbon structures are shown. Which hydrocarbons are isomers of each other?

With which substance will ethene react to form more than one product?

When a compound X is reacted with sodium carbonate, carbon dioxide gas is evolved. What could be the formula of compo…

Titration of an acid against a base is a method often used in the preparation of salts. Which properties of the acid,…

The diagram shows part of the Periodic Table. Which pair of letters represents elements that are in the same period?

Which row shows the correct number of protons and electrons in the ion of an element in Group II of the Periodic Table?