A-LevelChemistryGroup 17May/June 2016Paper 1 Q181 Mark
An excess of chlorine gas, Cl₂, is passed through 60 cm³ of cold aqueous 0.1 mol dm⁻³ sodium hydroxide. In a separate experiment an excess of chlorine gas is passed through 60 cm³ of hot aqueous 0.1 mol dm⁻³ sodium hydroxide until no further reaction takes place. How much more sodium chloride will be produced by the reaction with hot NaOH than with cold NaOH?
A0.002 moles
B0.003 moles
C0.005 moles
D0.006 moles
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The correct answer is A. This question tests the candidate's understanding of group 17 within the Chemistrysyllabus. The examiner's mark scheme requires...
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