Edexcel Jan 2017 (IAL) Paper 2 Q1

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SECTION A Answer ALL the questions in this section. You should aim to spend no more than 20 minutes on this section. For each question, select one answer from A to D and put a cross in the box If you change your mind, put a line through the box . . and then mark your new answer with a cross 1 Which is a disproportionation reaction? A Cl2 + 2KBr (cid:111) 2KCl + Br2 B Cl2 + 2Na (cid:111) 2NaCl C 8Cl2 + P4 (cid:111) 2PCl3 + 2PCl5 D Cl2 + 2NaOH (cid:111) NaCl + NaClO + H2O D O N O T W R I T E I N T H I S A R E A (Total for Question 1 = 1 mark) In which of the following would you expect the paired species to have different bond angles? A H2O B NH4 + C BF3 D BeCl2NH2 CH4 NH3 CO2 (Total for Question 2 = 1 mark) 3 Global warming is an environmental concern and results from greenhouse gases trapping radiation from the Earth. Identify the type of radiation involved and its effect on greenhouse gases. Type of radiation Effect Infrared Infrared Ultraviolet Ultraviolet Bond breaking Bond vibration Bond breaking Bond vibration (Total for Question 3 = 1 mark) *P48368A0224* 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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