Daily Practice · GCSE Science

Daily Practice - GCSE Science

19th November 1998

5 questions · GCSE · 584 questions in this band

1
Alkanes, Alkenes and Crude Oil
State the number of covalent bonds a carbon atom forms in a saturated hydrocarbon.
2
Alcohols, Carboxylic Acids and Polymers
State the functional group found in all carboxylic acids.
3
Chemical Analysis
A solid gives a lilac flame test. Name the metal ion present.
4
Tests for Ions, Gases and Flame Tests
Write the ionic equation for the precipitation reaction between barium ions and sulfate ions.
5
Chromatography and Instrumental Analysis
In a chromatography experiment, a dye spot travels 4.5 cm and the solvent front travels 6.0 cm. Calculate its Rf value.

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