Edexcel Jun 2017 Paper 1 Q18

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18 The carbon-carbon bond in ethene consists of two B one C one D two (cid:305) bonds. (cid:652) bond. (cid:305) bond and one (cid:652) bond. (cid:652) bonds. (Total for Question 18 = 1 mark) A E R A S I H T N I E T I R W T O N O D A E R A S I H T N 19 The terms hazard and risk are used when considering the use of chemical compounds. For a particular characteristic of a pure compound, A hazard is fixed but risk varies. B hazard varies but risk is fixed. C hazard and risk are fixed. D hazard and risk vary. (Total for Question 19 = 1 mark) TOTAL FOR SECTION A = 20 MARKS I E T I R W T O N O D A E R A S I H T N I E T I R W T O N O D *P53491A01132* 11 Turn over<br />

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