Edexcel Jun 2017 Paper 2 Q16

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16 A 0.990 g sample of 1,2-dichloroethane was completely hydrolysed and silver nitrate was then added to produce a white precipitate. The maximum mass of precipitate possible is [Molar masses: 1,2-dichloroethane = 99 g mol1, silver chloride = 143.4 g mol1] A 0.990 g B 1.434 g C 2.424 g D 2.868 g (Total for Question 16 = 1 mark) 17 Which observations about silver chloride and silver bromide are correct? Action of sunlight Action of dilute ammonia both turn grey only silver chloride dissolves only silver chloride turns grey both silver halides dissolve only silver bromide turns grey only silver chloride dissolves D no effect on either silver halide both silver halides dissolve (Total for Question 17 = 1 mark) TOTAL FOR SECTION A = 20 MARKS *P53493A0820* D O N O T W R I T E I N T H I S A R E A D O N O T W R I T E I N T H I S A R E A D O N O T W R I T E I N T H I S A R E A<br />

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