Periodic Table - Test 1

1. The element which unites most vigorously with sodium is:

    A. bromine
    B. chlorine
    C. fluorine
    D. iodine

2. Hydrogen may be produced from sulfuric acid by:

    A. replacement with a metal
    B. replacement with a nonmetal
    C. evaporation
    D. catalysis

3. Elements with similar chemical properties:

    A. occur only within the same period
    B. have identical atomic mass (weight)
    C. have identical numbers of neutrons
    D. have the same number of electrons in the outer shell

4. Aluminum:

    A. in a finely powdered state is a powerful oxidizing agent
    B. dissolves in mineral acids but not in alkaline solution
    C. was one of the first metals to be produced on a large scale
    D. is a better electrical conductor than copper

5. Which one of these is inert?

    A. argon
    B. nitrogen
    C. hydrogen
    D. oxygen

6. Silicon:

    A. has four valence electrons in the atom
    B. forms long chains by linking silicon atom to silicon atom, as does carbon
    C. forms a basic oxide
    D. is found in the free condition in nature

7. Mercury is used in barometers because of its:

    A. good electrical conductivity
    B. high density
    C. high thermal conductivity
    D. low reactivity

8. Lithium readily reacts with all of the following except:

    A. oxygen
    B. water
    C. the halogens
    D. helium

9. A gas commonly used in electric light bulbs to retard vaporization of the filament is:

    A. neon
    B. helium
    C. oxygen
    D. argon

10. The elements in the periodic table are in the order of increasing:

    A. atomic weight
    B. atomic number
    C. neutron number
    D. mass number

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