Chemistry

7th

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Acids and Alkalis

8.1K

25 questions

  • 1. Multiple Choice
    30 seconds
    1 pt

    What is the pH of distilled water?

    pH 12

    pH 3

    pH 8

    pH 7

  • 2. Multiple Choice
    30 seconds
    1 pt

    What colour does red litmus paper turn when added to an alkali?

    Blue

    Red

    Green

    Colourless

  • 3. Multiple Choice
    30 seconds
    1 pt

    What colour does blue litmus paper turn when added to an acid?

    Blue

    Red

    Green

    Colourless

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