Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
29th February 2024
- 1Organic Chemistry
State what happens to the boiling point of hydrocarbons as their chain length increases.
- 2Alkanes, Alkenes and Crude Oil
Name the catalyst used when an alkene reacts with hydrogen to form an alkane.
- 3Alcohols, Carboxylic Acids and Polymers
State what happens to the carbon-to-carbon double bond of an alkene monomer during addition polymerisation.
- 4Chemical Analysis
Which reagent is added, and in what colour change, to test for chlorine gas?
- 5Tests 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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