Exam (elaborations)
OCR GCSE JUNE 2022 SCIENCE COMBINED A J250 QUESTION PAPER 10
- Module
- Maths Science
- Institution
- GCSE
OCR GCSE JUNE 2022 SCIENCE COMBINED A J250 QUESTION PAPER 10
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, Oxford Cambridge and RSA
H
Monday 20 June 2022 – Morning
GCSE (9–1) Combined Science (Chemistry) A
(Gateway Science)
J250/10 Paper 10 (Higher Tier)
Time allowed: 1 hour 10 minutes
* 8 9 9 6 8 2 0 1 1 2 *
You must have:
• a ruler (cm/mm)
• the Data Sheet for GCSE (9–1) Combined Science
(Chemistry) A (inside this document)
You can use:
• a scientific or graphical calculator
• an HB pencil * J 2 5 0 1 0 *
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 use
the lined pages 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 be
given for using a correct method, even if your answer is wrong.
INFORMATION
• The total mark for this paper is 60.
• 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 2022 [601/8687/2] OCR is an exempt Charity
DC (CJ/CT) 300265/8 Turn over
, 2
SECTION A
Answer all the questions.
You should spend a maximum of 20 minutes on this section.
Write your answer to each question in the box provided.
1 A student investigates the rate of reaction between magnesium and an excess of dilute sulfuric
acid.
Which graph shows how the rate of reaction changes with time?
A B
Rate of Rate of
reaction reaction
Time Time
C D
Rate of Rate of
reaction reaction
Time Time
Your answer [1]
© OCR 2022
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