Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
19th June 2014
- 1Alcohols, Carboxylic Acids and Polymers
State what happens to the carbon-to-carbon double bond of an alkene monomer during addition polymerisation.
- 2Chemical Analysis
Name the gas that relights a glowing splint.
- 3Tests for Ions, Gases and Flame Tests
State the flame test colour for sodium ions.
- 4Chromatography and Instrumental Analysis
State one advantage of running known reference substances alongside an unknown sample on the same chromatogram, rather than only comparing to published Rf values.
- 5Chemistry of the Atmosphere
Name three greenhouse gases.
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