Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

13th September 2024

5 questions · GCSE · 584 questions in this band

1
Alkanes, Alkenes and Crude Oil
Define the term 'homologous series'.
2
Alcohols, Carboxylic Acids and Polymers
Name the small molecule typically released as a by-product during condensation polymerisation.
3
Chemical Analysis
State the difference between a pure substance and a formulation.
4
Tests for Ions, Gases and Flame Tests
A solution gives a cream precipitate when acidified with dilute nitric acid and then treated with silver nitrate solution. Name the halide ion present.
5
Chromatography and Instrumental Analysis
Explain why the baseline is drawn in pencil rather than ink.

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