Chemistry > AQA Question Papers > GCSE COMBINED SCIENCE: TRILOGY Higher Tier Chemistry Paper 2H (All)
GCSE COMBINED SCIENCE: TRILOGY Higher Tier Chemistry Paper 2H
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This question is about the Earth’s resources. When most fuels burn carbon dioxide is produced. Propane (C3H8) is a fuel. Balance the equation for the combustion of propane. [1 mark] C3H8 + ... O2 → 3 CO2 + 4 H2O Describe the test for carbon dioxide. Give the result of the test. [2 marks] Test Result Propane can be cracked to produce propene and hydrogen. Complete the symbol equation for the reaction. [1 mark] C3H8 → + H2 propane propene hydrogen Do not write outside the box 3 *03* Turn over ► IB/M/Jun20/8464/C/2H Do not write outside the box Describe the test for hydrogen. Give the result of the test. [2 marks] Test Result Propene is an alkene. Describe the test for alkenes. Give the colour change in the test. [3 marks] Test Colour change to [Show More]
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