Test for Chlorine (AQA GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What type of gas is chlorine?
What type of gas is chlorine?
Toxic gas
During which chemical process can chlorine gas be produced?
During which chemical process can chlorine gas be produced?
Electrolysis
What type of smell does chlorine gas have?
What type of smell does chlorine gas have?
Distinct, sharp smell
Which of these is a use of chlorine?
Which of these is a use of chlorine?
Disinfectants
What colour litmus paper is used to test for chlorine gas?
What colour litmus paper is used to test for chlorine gas?
Blue
What condition must the litmus paper be in for the chlorine test?
What condition must the litmus paper be in for the chlorine test?
Damp
Why is damp litmus paper used instead of dry paper?
Why is damp litmus paper used instead of dry paper?
Chlorine reacts more effectively
What happens to blue litmus paper when chlorine gas is present?
What happens to blue litmus paper when chlorine gas is present?
It is bleached
What colour change indicates the presence of chlorine gas?
What colour change indicates the presence of chlorine gas?
Blue to white
What substance is formed when chlorine reacts with water on the litmus paper?
What substance is formed when chlorine reacts with water on the litmus paper?
Hydrochloric acid