AS Level Chemistry Flashcards

Describe Dynamic Equilibrium (2 marks)

Name (mostly) soluble salts (7 marks)

Name the exceptions to Chloride's solubility (2 marks)

Name the exceptions to Sulfate's solubility (4 marks)

Name the exceptions to Nitrate's solubility (1 mark)

Which salt type is generally insoluble, with two exceptions? (3 marks)

If you add sodium hydroxide to an unknown and it goes brown, what does it contain? (1 mark)

If you add sodium hydroxide to an unknown and it goes dirty green, what does it contain? (1 mark)

If you add sodium hydroxide to an unknown and it goes blue, what does it contain? (1 mark)

If you add silver nitrate to an unknown and it goes white, what does it contain? (1 mark)

If you add silver nitrate to an unknown and it goes cream, what does it contain? (1 mark)

If you add silver nitrate to an unknown and it goes pale yellow, what does it contain? (1 mark)

To distinguish between Silver Halides, you can add Ammonia and observe what for each silver halide? (3 marks)

Describe the appearance of Halogens at room temperature? (4 marks)

Describe the appearance of Halogens in water? (3 marks)

Describe the appearance of Halogens in cyclohexane? (3 marks)

Barium flame test result (1 mark)

Copper (II) flame test result (1 mark)

Lithium flame test result (1 mark)

Sodium flame test result (1 mark)

Potassium flame test result (1 mark)

Calcium flame test result (1 mark)

Radical Initiation reaction needs? (1 mark)

Ozone is formed by adding an O radical to? (1 mark)

Why are CFCs dangerous? (3 marks)

What does an aromatic compound typically contain? (1 mark)

What does an aliphatic compound typically lack? (1 mark)

If you add neutral Iron (III) Chloride solution to an unknown and a purple colour change is observed, what was present in the unknown?