Chemistry · May / June 2023 · Paper 41 · Question 1
0620
As printed in the paper
The question as text
Some symbol equations and word equations, A to J, are shown. A Fe3+ + 3OH– → Fe(OH)3 B H+ + OH– → H2O C ethane + chlorine → chloroethane + hydrogen chloride D C12H26 → C8H18 + C4H8 E ethene + steam → ethanol F chlorine + aqueous potassium iodide → iodine + aqueous potassium chloride G C6H12O6 → 2C2H5OH + 2CO2 H ethanoic acid + ethanol → ethyl ethanoate + water I calcium carbonate → calcium oxide + carbon dioxide J 6CO2 + 6H2O → C6H12O6 + 6O2 Use the equations to answer the questions that follow. Each equation may be used once, more than once, or not at all. Give the letter, A to J, for the equation that represents:
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Show the answer and mark scheme
1(a)[1]
B
1(b)[1]
A
1(c)[1]
H
1(d)[1]
J
1(e)[1]
G
1(f)[1]
D
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