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CAIE A-Level Chemistry AS 1.2.1 Terms Isotope Questions

Practise defining isotopes and interpreting nuclide notation by comparing proton and nucleon numbers for atoms of the same element.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • Define isotope terminology and identify isotopes using nuclide notation and proton or nucleon numbers.

CAIE A-Level Chemistry AS 1.2.1 Terms Isotope Questions question 1

[Maximum number: 1]

The table shows the numbers of protons, neutrons and electrons in four different particles, W, X, Y, and Z.

Table for Question CAIE A-Level Chemistry AS 1.2.1 Terms Isotope Questions question 1 — CAIE A-Level Chemistry AS

Which pair represents the atoms of two isotopes of the same element?

A

W and Y

B

W and Z

C

X and Y

D

X and Z

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