Daily Practice

GCSE Science

9th May 1990

5 questions · GCSE · 584 questions in this band

1
Alkanes, Alkenes and Crude Oil
State the type of reaction that occurs when bromine adds across the double bond of an alkene.
2
Alcohols, Carboxylic Acids and Polymers
Name the two methods used to produce ethanol industrially.
3
Chemical Analysis
Describe the result of the test for carbon dioxide.
4
Tests for Ions, Gases and Flame Tests
A solution forms a green precipitate with sodium hydroxide solution. Which ion is present?
5
Chromatography and Instrumental Analysis
State two advantages of instrumental methods of analysis, such as GC-MS, compared with manual chemical tests.

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