IB Chemistry SL Reactivity 1.3.2 Incomplete Combustion

Practise predicting combustion products when oxygen is limited. Organic fuels may form carbon monoxide or solid carbon alongside carbon dioxide and water; identify which products…

Syllabus
First assessment 2025
Objective
1.3.2
Level
SL

Exam points

  • identify carbon monoxide or soot as products caused by insufficient oxygen
  • distinguish possible incomplete products from those formed in complete combustion
  • construct and balance an equation for the particular mixture of products stated

1.3.2—Incomplete combustion question 1

[Maximum number: 1]

Which products may be formed during incomplete combustion of octane?

A

CO2\mathrm{CO}_{2} and H2\mathrm{H}_{2}

B

CO and H2\mathrm{H}_{2}

C

CO and H2O\mathrm{H}_{2} \mathrm{O}

D

C, CO and H2\mathrm{H}_{2}

All question bank results loaded