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2.2 The periodic table

2.2 The periodic table

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Question 10
H

Why can arranging elements strictly by relative atomic mass put a pair in the wrong order?

[1]
A

Relative atomic mass depends on isotope abundances

B

Atoms with more protons always have a greater mass

C

Relative atomic mass changes when an element forms ions

D

Relative atomic mass does not include the mass of neutrons

Markscheme

2.2 The periodic table Questions

  1. GCSE
  2. /Chemistry
  3. /2.2 The periodic table

80 exam-style questions on Edexcel GCSE Chemistry 2.2 The periodic table, covering 2.2.1 Mendeleev's periodic table, 2.2.2 Periods, groups, metals and non-metals, and 2.2.3 Electronic configuration and position in the periodic table. Each one has a worked solution and a mark scheme showing where the marks go.

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