Edexcel IGCSE Chemistry 4.13 carbon monoxide danger
Practise carbon-monoxide questions by linking incomplete combustion products to reduced oxygen transport and human harm.
- Syllabus
- First assessment 2019
- Course
- Chemistry 4CH1
Exam points
- Link carbon monoxide to reduced oxygen transport by blood in human harm questions.
- Use haemoglobin only when it supports the oxygen-transport explanation.
4.13 Carbon monoxide toxicity question 1
[Maximum number: 1]
This question is about hydrocarbons.
One homologous series of hydrocarbons is the alkanes.
Pentane (C5H12) is an alkane.
One of the products of incomplete combustion is a poisonous gas.
State why this gas is poisonous to humans.
reduces / limits the capacity of blood to transport oxygen
Accept:
- prevents blood from carrying oxygen
- correct references to haemoglobin, e.g. prevents haemoglobin from carrying oxygen
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