Exam (elaborations)
AQA AS Level Chemistry A May-June 2024 Question Paper 1 (7404-1)
AQA AS Level Chemistry A May-June 2024 Question Paper 1 (7404-1)
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Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
AS
CHEMISTRY
Paper 1 Inorganic and Physical Chemistry
Tuesday 14 May 2024 Morning Time allowed: 1 hour 30 minutes
Materials
For this paper you must have: For Examiner’s Use
• the Periodic Table/Data Sheet, provided as an insert (enclosed)
• a ruler with millimetre measurements Question Mark
• a scientific calculator, which you are expected to use where appropriate. 1
2
Instructions
3
• Use black ink or black ball-point pen.
• Fill in the boxes at the top of this page. 4
• Answer all questions. 5
• 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
this book. Write the question number against your answer(s). 8
• All working must be shown. 9
• Do all rough work in this book. Cross through any work you do not
Section B
want to be marked.
TOTAL
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.
*JUN247404101*
IB/M/Jun24/G4001/V7 7404/1
, 2
Do not write
outside the
Section A box
Answer all questions in this section.
0 1 tyrionpapers.com
A student does a series of reactions with aqueous solutions of some
potassium halides (P, Q and R) of equal concentration. Each solution contains a
different halide ion (chloride, bromide or iodide).
The student adds 3 drops of bromine water to 3 drops of each aqueous solution of
potassium halide. The student also adds 3 drops of the bromine water to
3 drops of water.
Table 1 shows the student’s observations.
Table 1
Observation when 3 drops
of bromine water are added
Solution P Orange solution
Solution Q Brown solution
Solution R Orange solution
Water Orange solution
0 1 . 1 Identify the halide ion present in Q.
Give the ionic equation for the reaction that occurs when bromine water is added to Q.
[2 marks]
Halide ion in Q
Ionic equation
*02*
IB/M/Jun24/7404/1
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