Other questions in this quiz

2. when potassium is burnt it produces a ________ flame.

  • blue
  • purple
  • lilac
  • pink

3. soft water takes a ______ amount of soap to create a ______.

  • large, lather
  • large, froth
  • small, lather
  • small, froth

4. small alkAne molecules can be used as fuel because....

  • they are reactive
  • they burn well
  • they melt easily

5. when lithium is burn it produces a __________ flame.

  • lilac
  • red
  • yellow
  • pink

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