The structure of a molecule of propane is shown as
H H
| |
H - C - C - H
| |
H H
(a) Give the names of the elements combined together in propane - Edexcel - GCSE Chemistry - Question 5 - 2016 - Paper 1
Question 5
The structure of a molecule of propane is shown as
H H
| |
H - C - C - H
| |
H H
(a) Give the names of the elem... show full transcript
Worked Solution & Example Answer:The structure of a molecule of propane is shown as
H H
| |
H - C - C - H
| |
H H
(a) Give the names of the elements combined together in propane - Edexcel - GCSE Chemistry - Question 5 - 2016 - Paper 1
Step 1
Give the names of the elements combined together in propane.
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Answer
The elements combined together in propane are Carbon (C) and Hydrogen (H). Propane is a hydrocarbon consisting of three carbon atoms and eight hydrogen atoms.
Step 2
Write the word equation for this reaction.
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Answer
The word equation for the combustion of propane in oxygen is:
Propane + Oxygen → Carbon Dioxide + Water
Step 3
Give the reason why fuels are burned.
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Answer
Fuels are burned to release energy. This energy is typically used for heating, powering engines, or generating electricity. When fuels combust, they react with oxygen to produce energy, heat, light, carbon dioxide, and water.