1 (a) Dilute hydrochloric acid can be decomposed by passing a direct electric current through it using the apparatus shown in the diagram - Edexcel - GCSE Chemistry - Question 1 - 2018 - Paper 1
Question 1
1 (a) Dilute hydrochloric acid can be decomposed by passing a direct electric current through it using the apparatus shown in the diagram.
(i) Give the name of the ... show full transcript
Worked Solution & Example Answer:1 (a) Dilute hydrochloric acid can be decomposed by passing a direct electric current through it using the apparatus shown in the diagram - Edexcel - GCSE Chemistry - Question 1 - 2018 - Paper 1
Step 1
Give the name of the process in which a substance is decomposed by a direct electric current.
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Answer
The process is called electrolysis.
Step 2
Explain why a fume cupboard is used.
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Answer
A fume cupboard is used because chlorine gas is toxic and can be hazardous. The fume cupboard effectively removes harmful gases from the laboratory environment, ensuring safety.
