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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 11
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Crude oil is a mixture of different liquids that are mixed together.

At an oil refinery, crude oil is separated into several different liquids by fractional distillation.

Which property of the liquids in crude oil allows them to be separated by fractional distillation?

[1]
A

They are attracted to paper by different amounts

B

They have different solubilities in water

C

They have different particle sizes

D

They have different boiling points

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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

93 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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