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Exam (elaborations)

AQA AS Level Chemistry A May-June 2024 Question Paper 2 (7404-2)

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AQA AS Level Chemistry A May-June 2024 Question Paper 2 (7404-2)

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AQA
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Science











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Uploaded on
November 10, 2024
Number of pages
37
Written in
2024/2025
Type
Exam (elaborations)
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Only questions

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AS
CHEMISTRY
Paper 2 Organic and Physical Chemistry


Tuesday 21 May 2024 Morning Time allowed: 1 hour 30 minutes
Materials For Examiner’s Use
For this paper you must have:
• the Periodic Table/Data Sheet, provided as an insert (enclosed) Question Mark
• a ruler with millimetre measurements 1
• a scientific calculator, which you are expected to use where appropriate.
2

Instructions 3
• Use black ink or black ball-point pen. 4
• Fill in the boxes at the top of this page. 5
• Answer all questions.
• You must answer the questions in the spaces provided. Do not write outside 6
the box around each page or on blank pages. 7
• If you need extra space for your answer(s), use the lined pages at the end of Section B
this book. Write the question number against your answer(s).
• All working must be shown. TOTAL
• Do all rough work in this book. Cross through any work you do not
want to be marked.

Information
• The marks for questions are shown in brackets.
• The maximum mark for this paper is 80.

Advice
You are advised to spend about 65 minutes on Section A and 25 minutes on Section B.



*JUN247404201* IB/M/Jun24/G4001/V7 7404/2

, 2
Do not write
outside the
Section A box


Answer all questions in this section.


0 1 tyrionpapers.com
This question is about the analysis of organic compounds.

0 1 . 1 Table 1 shows the results of chemical tests on three organic compounds.

Complete the empty boxes in the table.

Table 1




Chemical test




Add bromine orange to
no visible change
water colourless




no visible change bubbles of gas no visible change




Warm with
Fehling’s no visible change no visible change
solution



[3 marks]




*02*
IB/M/Jun24/7404/2

, 3
Do not write
outside the
0 1 . 2 0.500 g of a hydrocarbon is analysed. box

The hydrocarbon contains 0.450 g of carbon.



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Calculate the empirical formula of this hydrocarbon.
[3 marks]




Empirical formula 6




Turn over for the next question




Turn over ►


*03*
IB/M/Jun24/7404/2

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