Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

30th January 2016

5 questions · GCSE · 584 questions in this band

1
Organic Chemistry
Name the process used to separate crude oil into fractions.
2
Alkanes, Alkenes and Crude Oil
Define the term 'homologous series'.
3
Alcohols, Carboxylic Acids and Polymers
Name the small molecule typically released as a by-product during condensation polymerisation.
4
Chemical Analysis
Give one piece of evidence that a solid sample is impure, based on its melting behaviour.
5
Tests for Ions, Gases and Flame Tests
Describe the test, and the positive result, for ammonium ions.

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