Test for Chlorine (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Quizzes
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Practise the questions
9 questions from this quiz
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Practise the questions
9 questions from this quiz
What type of gas is chlorine?
What type of gas is chlorine?
A toxic gas
During which chemical process can chlorine gas be produced?
During which chemical process can chlorine gas be produced?
Electrolysis
What is chlorine commonly used in?
What is chlorine commonly used in?
Disinfectants and bleaching agents
Which colour litmus paper is used to test for chlorine gas?
Which colour litmus paper is used to test for chlorine gas?
Blue litmus paper
What condition should the litmus paper be in for the chlorine test?
What condition should the litmus paper be in for the chlorine test?
Moist but not soaking wet
Why must the litmus paper be damp for the chlorine test?
Why must the litmus paper be damp for the chlorine test?
Chlorine reacts more effectively with it
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 does blue litmus paper turn when exposed to chlorine?
What colour does blue litmus paper turn when exposed to chlorine?
White
What does chlorine form when it reacts with water on the litmus paper?
What does chlorine form when it reacts with water on the litmus paper?
Hydrochloric acid