OCR 2024 GCSE (9–1) Chemistry A (Gateway Science) J248/04 (Higher Tier)
Question Paper and Mark Scheme Merged
@ Click2distinction
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Oxford Cambridge and RSA
OCR 2024 GCSE (9–1) Chemistry A (Gateway Science) J248/04 (Higher Tier)
Question Paper and Mark Scheme Merged
Tuesday 11 June 2024 – Morning GCSE (9–
#
1) Chemistry A (Gateway Science) J248/04 (Higher Tier)
Time allowed: 1 hour 45 minutes
Contents:
Question Paper
Data Sheet
Mark Scheme
,
, 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 Which substance is an unsaturated hydrocarbon?
A CH4
B C2H6
C C3H6
D C3H8
Your answer [1]
2 What happens when liquid bromine, Br2, boils?
A Covalent bonds break
B Electrostatic forces break
C Intermolecular forces break
D Ionic bonds break
Your answer [1]
3 What is a life-cycle assessment?
A Analysis of the cost of making, using, and disposing of a product.
B Analysis of the energy needed to use a product throughout its lifetime.
C Analysis of the potential environmental impact of manufacturing a product.
D Analysis of the potential environmental impact that a product may have throughout its
lifetime.
Your answer [1]
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