Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

7th January 2021

5 questions · GCSE · 584 questions in this band

1
Organic Chemistry
Define the term 'hydrocarbon'.
2
Alkanes, Alkenes and Crude Oil
Describe the colour change seen when an alkene is shaken with bromine water.
3
Alcohols, Carboxylic Acids and Polymers
Name the carboxylic acid produced when ethanol is oxidised.
4
Chemical Analysis
Which reagent is added, and in what colour change, to test for chlorine gas?
5
Tests for Ions, Gases and Flame Tests
Why must dilute nitric acid be added before silver nitrate solution when testing for a halide ion?

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