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Chemistry SSS2 Second Term
Test

Chemistry SSS2 Second Term Mid-Term Assessment

Chemistry SSS2 Second Term Mid-Term Assessment

25 questions · 25 points possible

  1. 01

    The ozone layer lies between 20 and 30 kilometers above the surface of the earth. What does this layer protect us from?

    • Electromagnetic radiation
    • Cosmic rays
    • Infrared radiation
    • Ultraviolet radiation
  2. 02

    Which is used in the manufacture of disinfectants?

    • Hydrogen
    • Silver chloride
    • Hydrochloric acid
    • chlorine
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