Chemistry > AQA Question Papers > AS CHEMISTRY Paper 2 Organic and Physical Chemistry. 100% RATED EXAMINABLE. (All)

AS CHEMISTRY Paper 2 Organic and Physical Chemistry. 100% RATED EXAMINABLE.

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Answer all questions in this section. 0 1 Figure 1 shows the Maxwell–Boltzmann distribution of molecular energies in a sample of gas. Figure 1 0 1 . 1 Label the y-axis on Figure 1. [1 mark] 0 ... 1 . 2 State why the curve starts at the origin. [1 mark] 0 1 . 3 State what X indicates on Figure 1. [1 mark] X indicates 0 1 . 4 Half of the gas molecules in the sample are removed. The remaining gas molecules are kept at the same temperature. Draw the new distribution of molecular energies for the remaining gas on Figure 1. [2 marks] 54 *04* IB/M/Jun21/7404/2 Do not write outside the 0 2 Alkenes react with bromine (Br2) box 0 2 . 1 Name and outline the mechanism for the reaction of cyclohexene with Br2 [5 marks] Name of mechanism Outline of mechanism5 *05* Turn over ► IB/M/Jun21/7404/2 Do not write outside the 0 2 . 2 Explain why there is an attraction between a C=C double bond and Br2 box [3 marks [Show More]

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