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OXFORD CAMBRIDGE AND RSA 2024 GCSE Chemistry A (Gateway Science) J248/02: Paper 2 (Foundation tier) QUESTION PAPER WITH MERGED MARKING SCHEME$7.99
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Tuesday 11 June 2024 – Morning
GCSE (9–1) Chemistry A (Gateway Science)
J248/02 (Foundation Tier)
Time allowed: 1 hour 45 minutes
You must have:
• a ruler (cm/mm)
• the Data Sheet for GCSE (9–1) Chemistry A
(inside this document)
F
You can use:
• a scientific or graphical calculator
• an HB pencil
* J 2 4 8 0 2 *
Please write clearly in black ink. Do not write in the barcodes.
Centre number Candidate number
First name(s)
Last name
INSTRUCTIONS
• Use black ink. You can use an HB pencil, but only for graphs and diagrams.
• Write your answer to each question in the space provided. If you need extra space usethe lined
page at the end of this booklet. The question numbers must be clearly shown.
• Answer all the questions.
• Where appropriate, your answer should be supported with working. Marks might begiven
for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 90.
• The marks for each question are shown in brackets [ ].
• Quality of extended response will be assessed in questions marked with an asterisk (*).
• This document has 24 pages.
ADVICE
• Read each question carefully before you start your answer.
OCR is an exempt Charity
Turn over
, 2
Section A
You should spend a maximum of 30 minutes on this section.Write your
answer to each question in the box provided.
1 What is the test for oxygen gas?
A Burns with a lilac flame
B Burns with a squeaky popC
Relights a glowing splint D
Turns limewater milky
Your answer [1]
2 A student adds sodium hydroxide solution to copper sulfate solution.
What is the colour of the precipitate made?
A Blue
B Green
C Orange-brown
D White
Your answer [1]
3 Which change would decrease the rate of a chemical reaction?
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