Daily Practice · GCSE Science

Daily Practice - GCSE Science

7th January 1999

5 questions · GCSE · 584 questions in this band

1
Organic Chemistry
State what happens to the boiling point of hydrocarbons as their chain length increases.
2
Alkanes, Alkenes and Crude Oil
Name the catalyst used when an alkene reacts with hydrogen to form an alkane.
3
Alcohols, Carboxylic Acids and Polymers
State what happens to the carbon-to-carbon double bond of an alkene monomer during addition polymerisation.
4
Chemical Analysis
Which reagent is added, and in what colour change, to test for chlorine gas?
5
Tests 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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