Hydrochloric acid can be electrolysed to form two gases, using the apparatus shown in the diagram - Edexcel - GCSE Chemistry - Question 3 - 2014 - Paper 1
Question 3
Hydrochloric acid can be electrolysed to form two gases, using the apparatus shown in the diagram.
(a) Chlorine is one of the gases formed.
Give the name of gas X.... show full transcript
Worked Solution & Example Answer:Hydrochloric acid can be electrolysed to form two gases, using the apparatus shown in the diagram - Edexcel - GCSE Chemistry - Question 3 - 2014 - Paper 1
Step 1
Give the name of gas X.
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Answer
Gas X is hydrogen.
Step 2
Write the formula for a molecule of chlorine gas.
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Answer
The formula for a molecule of chlorine gas is Cl₂.
Step 3
Complete the sentence by putting a cross (☒) in the box next to your answer.
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Answer
Chlorine is used on a large scale to ☒ C manufacture bleach.
