O-LevelChemistryAtomic Structure5070/11 · May/June 2024 · Q41 Mark

Which particles are isotopes of the same element? particle electrons neutrons protons W 22 28 25 X 23 28 25 Y 26 30 26 Z 26 28 26

AW and X

BW and Z

CX and Z

DY and Z

✓ Correct answer

D: Y and Z

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Topic: Atomic Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2024 Paper 1 Variant 1, question 4.

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