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PEARSON EDEXCEL ACTUAL 2024 8CH0/02 GCE In Chemistry (8CH0) Paper 02: Core Organic and Physical Chemistry Question Paper & Mark Scheme$12.49
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PEARSON EDEXCEL
ACTUAL 2024
8CH0/02
GCE
In Chemistry (8CH0)
Paper 02: Core Organic and Physical Chemistry
Question Paper & Mark
Scheme
Ace your Mocks!!!
, Candidate surname Other names
Please check the examination details below before entering your candidate information
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
Tuesday 21 May 2024
PAPER
Morning (Time: 1 hour 30 minutes) REFERENCE 8CH0/02
Chemistry
🞍 🞍
Advanced Subsidiary
PAPER 2: Core Organic and Physical Chemistry
You must have: Total Marks
Scientific calculator, Data Booklet, ruler
INSTRUCTIONS
•• Use black ink or ball‑point pen.
If pencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• Fill in the boxes at the top of this page with your name,
centre 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 80.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• For the question marked with an asterisk (*), marks will be awarded for your abilityto
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
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 The relative molecular mass of a solid dicarboxylic acid, HOOC(CH2)nCOOH, can be found
using a titration. The acid, which can be represented as H2A, was dissolved indeionised
water and the solution made up to 250 cm3.
(a) Which piece of apparatus should be used for making a solution with a volume ofexactly
250 cm3 ?
(1)
A burette
B measuring cylinder
C pipette
D volumetric flask
(b) A solution of 0.100 mol dm–3 sodium hydroxide solution was added to a burette.A
rough titration was carried out on a 25.0 cm3 portion of the acid solution.
(i) The diagram shows the burette before the rough titration.
What is the initial burette reading for this titration?
DO NOT WRITE IN THIS AREA
2.0
(1)
2
3.0
A 2.40 cm3
B 2.45 cm3
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