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AQA A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry QUESTION PAPER JUNE 2021
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AQA A LEVEL CHEMISTRY PAPER 1 QUESTION PAPER QP
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AQA A LEVEL CHEMISTRY PAPER 17405-1 2021 QUESTION PAPER QP
Written by brianryan1
, AQA A LEVEL CHEMISTRY
PAPER 1 7405-1 2021
QUESTION PAPER QP
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Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
A-level
CHEMISTRY
Paper 1 Inorganic and Physical Chemistry
Time allowed: 2 hours
Materials
For this paper you must have: For Examiner’s Use
the Periodic Table/Data Booklet, 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
Use black ink or black ball-point pen. 3
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.
If you need extra space for your answer(s), use the lined pages at the end of 7
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
want to be marked. TOTAL
Information
The marks for questions are shown in brackets.
The maximum mark for this paper is 105.
*JUN2174051
7405/1
AQA CHEMISTRY
,
, Do not write
outside the
Answer all questions in the spaces provided. box
0 1 This question is about enthalpy changes for calcium chloride and
magnesium chloride.
0 1 . 1 State the meaning of the term enthalpy change.
[1 mark]
Figure 1 shows an incomplete Born–Haber cycle for the formation of calcium chloride.
Figure 1
0 1 . 2 Complete Figure 1 by writing the formulas, including state symbols, of the
appropriate species on each of the three blank lines.
[3 marks]
AQA CHEMISTRY
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