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OCR MERGED QUESTION PAPER AND MARK SCHEME GCSE (9–1) Chemistry A (Gateway Science)J248/01 (Foundation Tier)FOR MAY 2024 $11.29   Add to cart

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OCR MERGED QUESTION PAPER AND MARK SCHEME GCSE (9–1) Chemistry A (Gateway Science)J248/01 (Foundation Tier)FOR MAY 2024

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OCR MERGED QUESTION PAPER AND MARK SCHEME GCSE (9–1) Chemistry A (Gateway Science)J248/01 (Foundation Tier)FOR MAY 2024

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  • October 16, 2024
  • 53
  • 2024/2025
  • Exam (elaborations)
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Friday 17 May 2024 – Morning
GCSE (9–1) Chemistry A (Gateway Science)
J248/01 (Foundation Tier)
Time allowed: 1 hour 45 minutes

, 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 part of an atom is negatively charged?

A Electron

B Neutron

C Nucleus

D Proton


Your answer [1]


2 Which of these changes is a chemical change?

A Ice melting

B Shaping hot metal with a hammer

C Water condensing

D Wood burning


Your answer [1]


3 Which group of elements on the Periodic Table has a full outer shell of electrons?

A 0

B 1

C 2

D 7


Your answer [1]




© OCR 2024

, 3
4 Sodium chloride, NaCl , is an ionic compound.

How are the ions held together in sodium chloride?

A Covalent bonds

B Delocalised electrons

C Electrostatic forces

D Intermolecular forces


Your answer [1]


5 Which equipment is used for filtration?

A




B




C




D




Your answer [1]



© OCR 2024 Turn over

, 4
6 Which scientist suggested the idea that electrons exist in electron shells?

A Bohr

B Dalton

C Rutherford

D Thomson


Your answer [1]


7 Which row describes a formulation?

Description Amount of chemicals

A compound exact

B mixture exact

C compound random

D mixture random



Your answer [1]


8 The table shows information about some atoms and ions.

Which two are isotopes?

Atom or ion Number of protons Number of neutrons Number of electrons
1 17 18 17
2 17 18 18
3 17 20 17
4 18 20 18


A 1 and 2

B 1 and 3

C 2 and 4

D 3 and 4


Your answer [1]


© OCR 2024

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