Question paper (higher) : paper 1 - june 2018 - aqa

Give two differences between the properties of iron and sodium. ... 3 which diagram shows the model of the atom resulting from bohr's work?
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*Jun1884621H01* IB/G/Jun18/E11 8462/1HFor Examiner’s UseQuestion Mark123456789TOTALThursday 17 May 2018 Morning Time allowed: 1 hour 45 minutesMaterialsFor this paper you must have:• a ruler• a scientific calculator• the periodic table (enclosed).Instructions• Use black ink or black ball-point pen.• Fill in the boxes at the top of this page.• Answer all questions in the spaces provided.• Do all rough work in this book. Cross through any work you do not wantto be marked.• In all calculations, show clearly how you work out your answer.Information• There are 100 marks available on this paper.• The marks for questions are shown in brackets.• You are expected to use a calculator where appropriate.• You are reminded of the need for good English and clear presentationin your answers.Please write clearly in block capitals.Centre number Candidate numberSurnameForename(s)Candidate signatureGCSECHEMISTRYHigher Tier Paper 1H2*02* IB/G/Jun18/8462/1HDo not writeoutside thebox0 1 Soluble salts are fo...