Welcome to the Quiz!
This quiz contains 8 questions from a mix of 1 subtopics.
Which of the following is an example of a disproportionation reaction?
the reaction of sodium hydroxide with hydrochloric acid
the reaction of chlorine with hydrogen
the reaction of sodium with water
the reaction of chlorine with water
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What are the products of the reaction of chlorine with water?
HClO and HCl
HClO and ClO3-
HCl and NaOH
HClO and NaCl
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What is the main benefit of using chlorine in water purification?
to increase the pH of the water
to remove chlorine from the water
to kill harmful bacteria
to improve the taste of the water
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What are the products of the reaction between chlorine and water in direct sunlight?
(Select all that apply).
HClO
O2
HCl
HClO3
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The reaction of chlorine with cold, dilute aqueous sodium hydroxide forms sodium , sodium chlorate(I) and water.
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The oxidation numbers of chlorine in HClO is and in HCl.
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What is the name of a redox reaction in which the same element is both oxidised and reduced?
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List one benefit and one risk of using chlorine in water purification.
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