Daily Practice · GCSE Science

Daily Practice - GCSE Science

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

14th April 2025

5 questions · GCSE · 584 questions in this band

1
Organic Chemistry
Name the two industrial methods of cracking.
2
Alkanes, Alkenes and Crude Oil
State the general formula of the alkenes.
3
Alcohols, Carboxylic Acids and Polymers
Explain why carboxylic acids are described as 'weak acids'.
4
Chemical Analysis
A solid gives a lilac flame test. Name the metal ion present.
5
Tests for Ions, Gases and Flame Tests
Write the ionic equation for the precipitation reaction between barium ions and sulfate ions.

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