DP Chemistry (last assessment 2024)

Question 20N.3.sl.TZ0.f(iii)

Date	November 2020	Marks available	[Maximum mark: 1]	Reference code	20N.3.sl.TZ0.f(iii)
Level	sl	Paper	3	Time zone	TZ0
Command term	Suggest	Question number	f(iii)	Adapted from	N/A

f(iii).

[Maximum mark: 1]

20N.3.sl.TZ0.f(iii)

Gasoline (petrol), biodiesel and ethanol are fuels.

[U.S. Department of Energy. https://afdc.energy.gov/]

Suggest a wavenumber absorbed by methane gas.

[1]

Markscheme

any value or range within $2850 - 3090 « {cm}^{- 1} »$ ✔

Examiners report

Many good answers with some students losing the mark as didn't read or understand the question correctly and provided answers in terms of wavelengths.

Syllabus sections

Core

Core » Topic 10: Organic chemistry » 10.1 Fundamentals of organic chemistry

Core » Topic 1: Stoichiometric relationships » 1.3 Reacting masses and volumes

Core » Topic 1: Stoichiometric relationships

Core » Topic 10: Organic chemistry

Question 20N.3.sl.TZ0.f(iii)

Select a Test

Syllabus sections

Confirm action