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2.1 Atomic structure

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Question 13
H

Copper has isotopes of mass 63 and 65. Its relative atomic mass is 63.6. Which isotope is more abundant?

[1]
A

It cannot be determined

B

copper-65

C

They have equal abundance

D

copper-63

Markscheme

2.1 Atomic structure Questions

  1. GCSE
  2. /Chemistry
  3. /2.1 Atomic structure

46 exam-style questions on Edexcel GCSE Chemistry 2.1 Atomic structure, covering 2.1.1 Development of the atomic model, 2.1.2 Structure of the atom and subatomic particles, 2.1.3 Mass number, isotopes and relative atomic mass, and 2.1.4 Calculating relative atomic mass from isotopic abundance. Each one has a worked solution and a mark scheme showing where the marks go.

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