Courses

Metals - Test 1


1. A metal which liberates hydrogen from water so vigorously that the hydrogen ignites is:

    A. calcium
    B. magnesium
    C. sodium
    D. potassium


2. Nonmetals tend to form:

    A. negative ions
    B. positive ions
    C. bases
    D. alloys


3. The alkali metal which is naturally radioactive:

    A. radium
    B. francium
    C. lithium
    D. sodium


4. A metal:

    A. usually has more protons than neutrons
    B. combines readily with hydrogen
    C. readily gives up electrons
    D. readily accepts electrons


5. The metal of lowest density is:

    A. beryllium
    B. deuterium
    C. boron
    D. lithium


6. A solid nonmetal is usually:

    A. malleable
    B. brittle
    C. a good electical conductor
    D. ductile


7. The most active non-metal is:

    A. oxygen
    B. chlorine
    C. manganese
    D. fluorine


8. The nonmetal whose chemical behavior is most like that of typical metals is:

    A. hydrogen
    B. helium
    C. chlorine
    D. carbon


9. In a chemical reaction, metals generally:

    A. act as oxidizing agents
    B. share electrons
    C. donate protons
    D. acquire positive oxidation numbers


10. Tungsten is used as a filament in electric light bulbs because:

    A. low density
    B. high electrical resistance
    C. high melting point
    D. high coefficient of expansion






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