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9.1 Fuels

9.1 Fuels

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Question 6
F

Butane, C4H10\mathrm{C_{4}H_{10}}C4​H10​, burns in a limited supply of air. The only products are carbon monoxide and water.

The equation is balanced using the smallest possible whole numbers.

What number is written in front of O2\mathrm{O_{2}}O2​?

[1]
A

4

B

5

C

9

D

13

Markscheme

9.1 Fuels Questions

  1. GCSE
  2. /Chemistry
  3. /9.1 Fuels

130 exam-style questions on Edexcel GCSE Chemistry 9.1 Fuels, covering 9.1.1 Hydrocarbons and crude oil, 9.1.2 Fractional distillation of crude oil and its fractions, 9.1.3 The alkanes as a homologous series, 9.1.4 Complete and incomplete combustion, 9.1.5 Pollutants from burning fuels, 9.1.6 Hydrogen as a fuel and non-renewable fossil fuels, and 9.1.7 Cracking of larger alkanes. Each one has a worked solution and a mark scheme showing where the marks go.

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