Practice Quiz

FE Civil Engineering Exam Prep - Question List

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16. Which of the following straight-chain hydrocarbons is classified as saturated?
  1. C2H4
  2. C4H8
  3. C4H6
  4. C5H10
  5. C2H6
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17. The half-life of 14 grams of a substance is 3 hours. How many grams of the substance remain after 6 hours?
  1. 3.5 grams
  2. 7.0 grams
  3. 14 grams
  4. 28 grams
  5. 7.5 grams
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18. Which of the following acids is classified as weak?
  1. CH3COOH
  2. HCl
  3. HBr
  4. HClO4
  5. H2SO4
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19. What is the oxidation state of chlorine in potassium perchlorate, KClO4?
  1. -7
  2. -3
  3. 0
  4. 3
  5. 7
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20. Which of the following compounds contains a double bond?
  1. C2H6
  2. C2H4
  3. C3H8
  4. CH4
  5. C4H10
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