Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

24th November 2019

5 questions · GCSE · 584 questions in this band

1
Organic Chemistry
Name the two industrial methods of cracking.
2
Alkanes, Alkenes and Crude Oil
State the general formula of the alkenes.
3
Alcohols, Carboxylic Acids and Polymers
Explain why carboxylic acids are described as 'weak acids'.
4
Chemical Analysis
Describe the result of the test for carbon dioxide.
5
Tests for Ions, Gases and Flame Tests
A solution forms a green precipitate with sodium hydroxide solution. Which ion is present?

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