Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
21st February 2022
- 1Organic Chemistry
Balance the equation for the complete combustion of methane: CH4 + O2 -> CO2 + H2O
- 2Alkanes, Alkenes and Crude Oil
Propene (C3H6) reacts with steam in the presence of a catalyst. Name the catalyst, and name the type of compound formed.
- 3Alcohols, Carboxylic Acids and Polymers
State the functional group found in all alcohols.
- 4Chemical Analysis
A solid gives a lilac flame test. Name the metal ion present.
- 5Tests for Ions, Gases and Flame Tests
Write the ionic equation for the precipitation reaction between barium ions and sulfate ions.
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