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4.1 Acids

4.1 Acids

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Question 106

Which of the following tests would show that a gas is carbon dioxide?

A

Bubble the gas through limewater and it turns cloudy

B

Put a burning splint into the gas and it burns with a squeaky pop

C

Put a glowing splint into the gas and it relights

D

Pass the gas over damp blue litmus paper and it turns red

Markscheme

4.1 Acids Questions

  1. GCSE
  2. /Chemistry
  3. /4.1 Acids

276 exam-style questions on Edexcel GCSE Chemistry 4.1 Acids, covering 4.1.1 Acids, alkalis and the pH scale, 4.1.2 Hydrogen ion concentration and pH, 4.1.3 Dilute and concentrated, weak and strong acids, 4.1.4 Bases, alkalis and the reactions of acids, 4.1.5 Chemical tests for hydrogen and carbon dioxide, 4.1.6 Neutralisation as a reaction of acids with bases, 4.1.7 Preparing soluble salts, and 4.1.8 Solubility rules and preparing insoluble salts. Each one has a worked solution and a mark scheme showing where the marks go.

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