Chemistry

Quiz #22

20

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Chemistry Quiz - 20 Questions
Quiz Information
  • Questions: 20
  • Time Limit: 20 minutes
  • Pass Percentage: 33%
  • Coins per Question: 1
  • Bonus Coins: 5
  • Negative Marking: No
Sample Questions
  • 1
    Marsh gas is_______?
  • 2
    The chemical (Ethyl Mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of:_______?
  • 3
    The average salinity of sea water is________?

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