◈ Oracle PrepSign Up Free
O-LevelChemistryAtomic Structure5070/11 · Oct/Nov 2021 · Q71 Mark

The rate of diffusion of carbon dioxide and methane is investigated at two different temperatures, one high and one low. Which row correctly shows the gas that diffuses faster and the temperature at which diffusion takes place most rapidly?

Acarbon dioxide high
Bcarbon dioxide low
Cmethane high
Dmethane low

✓ Correct answer

C: methane high

Practise more questions on this topic

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

Sign up free →

About this question

Topic
Atomic Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 1, question 7.

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

Atomic StructureMay/June 20101m

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

Atomic StructureMay/June 20101m

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

Atomic StructureMay/June 20111m

A drop of liquid bromine is placed in the bottom of a gas jar. Brown fumes of bromine vapour slowly spread through th…

Organic ChemistryMay/June 20141m

Which of the following is not a condensation polymer?

Organic ChemistryMay/June 20141m

Which statement about the properties of propane and hexane is correct?

StoichiometryMay/June 20141m

Four compounds are shown. Which pair of compounds have the same empirical formula?

← Browse all past-paper questions

© 2026 Oracle Prep