Other questions in this quiz

2. Describe acids on the PH scale.

  • PH number 0-6, red
  • PH number 8-14. purple
  • PH number 0-6, purple
  • PH number 8-14, red

3. What is the electrolyte in electrolysis?

  • the posts in the water that apply electricity to the electrolyte.
  • liquid containing the compound which conducts the electricity
  • the electricity source

4. What is the test for hydrogen?

  • makes a squeaky pop with a lighted splint
  • relights a glowing splint
  • bleaches damp litmus paper white

5. How do indigestion tablets work?

  • Contain bases like calcium carbonate to neutralise stomach acid
  • Kills bacteria in stomach
  • Replaces excess stomach acid with hydrochloric acid in tablet

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