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1.1 A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes

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Question 7
F85%

Which statement about a compound is correct?

[1]
A

A compound contains two or more elements that are not chemically combined

B

A compound can be separated into its elements by filtration or distillation

C

A compound contains two or more elements chemically combined in fixed proportions

D

A compound contains only one type of atom, always joined in fixed proportions

Markscheme

1.1 A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes Questions

  1. GCSE
  2. /Chemistry
  3. /1.1 A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes

40 exam-style questions on AQA GCSE Chemistry 1.1 A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes, covering 1.1.1a Atoms, elements and compounds, 1.1.1b Half equations and ionic equations, 1.1.2 Mixtures, 1.1.3 The development of the model of the atom (common content with physics), 1.1.4 Relative electrical charges of subatomic particles, 1.1.5 Size and mass of atoms, 1.1.6 Relative atomic mass, and 1.1.7 Electronic structure. Each one has a worked solution and a mark scheme showing where the marks go.

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