Exam (elaborations)
EDEXCEL A LEVEL CHEMISTRY 2022 QUESTION PAPER 3
- Module
- 2022 papers and markschemes
- Institution
- PEARSON (PEARSON)
EDEXCEL A LEVEL CHEMISTRY 2022 QUESTION PAPER 3
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Edexcel A Level 2022 papers andmarkschemes
from tyrionpapers.com
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, Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Time 2 hours 30 minutes
Paper
reference 9CH0/03
Chemistry
Advanced
PAPER 3: General and Practical Principles in Chemistry
You must have: Total Marks
Scientific calculator, Data Booklet, ruler
Instructions
• Use black ink or ball-point pen.
• centrethe
Fill in boxes at the top of this page with your name,
number and candidate number.
• Answer all questions.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The total mark for this paper is 120.
• The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• ability
For the question marked with an asterisk (*), marks will be awarded for your
to structure your answer logically showing the points that you make are
related or follow on from each other where appropriate.
• A Periodic Table is printed on the back cover of this paper.
Advice
• Read each question carefully before you start to answer it.
• Show all your working in calculations and include units where appropriate.
• Check your answers if you have time at the end.
Turn over
*P67095A0136*
P67095A
©2022 Pearson Education Ltd.
Q:1/1/1/1/1/
, BLANK PAGE
2
*P67095A0236*
, Answer ALL questions.
Write your answers in the spaces provided.
1 Relative atomic mass is an important concept in chemistry.
(a) Define the term relative atomic mass.
(2)
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(b) A sample of neon consisted of three isotopes.
Isotope Percentage abundance
20
Ne 84.80
21
Ne 2.26
22
Ne 12.94
Calculate the relative atomic mass of neon in this sample.
Give your answer to three significant figures.
(2)
(Total for Question 1 = 4 marks)
3
*P67095A0336* Turn over
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