Transcription of Question paper (AS) : Paper 2 Organic and physical ...
{{id}} {{{paragraph}}}
Example: confidence
Question paper (AS) : Paper 2 Organic and physical ...
*JUN167404201* IB/M/JUN16/7404/2 7404/2 AS CHEMISTRY Paper 2: Organic and physical Chemistry Friday 10 June 2016 Afternoon Time allowed: 1 hour 30 minutes Materials For this Paper you must have: the Periodic Table/Data Sheet, provided as an insert (enclosed) a ruler with millimetre measurements a calculator, which you are expected to use where appropriate. Instructions Use black ink or black ball-point pen. Answer all questions. You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages. All working must be shown. Do all rough work in this book. Cross through any work you do not want to be marked. Information The maximum mark for this Paper is 80. The Periodic Table/Data Sheet is provided as an insert. Advice You are advised to spend about 65 minutes on Section A and 25 minutes on Section B. Please write clearly in block capitals.
1 Ethene reacts with steam in the presence of an acid catalyst to form ethanol. CH 2=CH 2(g) + H 2O(g) ⇌ CH 3CH 2OH(g) 0 1 . 1 Write an expression for the equilibrium constant K c for this equilibrium. Deduce the units of K c. [2 marks] Expression Units . 0 1 . 2 An equilibrium mixture was found to contain 0.700 mol of ethene, 1.20 mol of
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: