Courses

Industrial Chemistry 1b - Test 3


1. Hydrogen is:

    A. heavier than air and colorless
    B. lighter than air and inert
    C. odorless and slightly soluble in water
    D. very soluble in water and combustible


2. The complete combustion of carbon disulfide would yield carbon dioxide and?

    A. sulfur
    B. sulfur dioxide
    C. sulfuric acid
    D. water


3. Where may you find the use of mercury compounds as fungicides?

    A. agricultural industry
    B. gasoline industry
    C. detergent industry
    D. rubber industry


4. Which of the following is a major pollutant of electric power generation?

    A. Carbon monoxide
    B. Sulfur dioxide
    C. Ozone
    D. Peroxyacyl nitrates


5. Gypsum is

    A. a carbonate
    B. an oxide
    C. a silicate
    D. a sulfate


6. The main end use of ammonia is in:

    A. explosives
    B. livestock feed
    C. synthetic fibers
    D. fertilizers


7. The most widely used form of iron is:

    A. cast iron
    B. pig iron
    C. steel
    D. coke


8. The final step in aluminum refining involves

    A. hematite
    B. slag
    C. a blast furnace
    D. electrolysis


9. Which of the following properties is not characteristic of elemental white phosphorus?

    A. soluble in water
    B. glows in the dark under appropriate conditions
    C. spontaneously bursts into flame at room temperature
    D. toxic to the body


10. A large, 10-carat diamond would weigh:

    A. 200 mg
    B. 10 mg
    C. 10 g
    D. 2 g






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