A-LevelChemistryAtoms, molecules and stoichiometry9701/12 · Feb/Mar 2021 · Q31 Mark

Substance Q is a hydrocarbon. When 1.00 g of Q is completely burned, 3.22 g of carbon dioxide is produced. What could be the identity of Q?

Acyclohexene

Bcyclopentane

Cethene

Dpentane

✓ Correct answer

A: cyclohexene

Practise more questions on this topic

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

About this question

Topic: Atoms, molecules and stoichiometry, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2021 Paper 1 Variant 2, question 3.

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

Related Chemistry questions

Atoms, molecules and stoichiometryFeb/Mar 20171m

In an experiment, 0.600 mol of chlorine gas, Cl₂, is reacted with an excess of hot aqueous sodium hydroxide. One of t…

Atoms, molecules and stoichiometryFeb/Mar 20171m

Which of these statements are always correct? 1 The sum of the oxidation numbers of all the atoms in a compound is ze…

Atoms, molecules and stoichiometryFeb/Mar 201712m

You will carry out a second experiment to determine the concentration of hydrogen peroxide, FA 1, in moldm⁻³, by titr…

EquilibriaFeb/Mar 20191m

When copper is added to a solution of silver ions, the following equilibrium is established. Cu(s) + 2Ag⁺(aq) ⇌ Cu²⁺(…

Chemical periodicityFeb/Mar 20191m

A solid Period 3 element, Q, is reacted with oxygen gas. Compound R is formed. When R is added to water the pH decrea…

Group 2Feb/Mar 20191m

Metal T reacts with water to produce a colourless solution. A white precipitate is produced when this colourless solu…

← Browse all past-paper questions