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constants
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periodic table
si units/conversions
thermodynamic data
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1. Choose the element that is the strongest reducing agent in the gas phase.
Li
Na
K
Rb
Cs

2. Choose the element whose ion has the largest concentration inside a human cell.
Li
Na
K
Rb
Cs

3. Choose the metal that is found in the mineral dolomite.
Mg
Ca
Sr
Ba
all of these

4. Choose the element with the highest melting point.
Li
Na
K
Rb
Cs

5. In a given period this group has the element with the smallest ionization energy.
Group 1A
Group 2A
Group 3A
Group 7A
Group 8A

6. Which of the following ions interferes with the action of detergents in hard water?
Na+
Ca2+
Mg2+
Ca2+ and Mg2+
Na+, Ca2+, and Mg2+

7. Choose the element with the smallest ionization energy:
Li
Na
K
Rb
Cs

8. Pick the most basic oxide in aqueous solution.
BeO
CO2
BaO
SO3
Al2O3

9. In a given period this group has the element with the smallest atomic radius.
Group 1A
Group 2A
Group 3A
Group 7A
Group 8A

10. The strongest reducing agent in the alkali metals is:
K
Na
Cs
Fr
Li

11. Choose the compound with the lowest boiling point.
SnF4
SnCl4
SnBr4
SnI4
All are the same

12. Metallic sodium may be obtained from molten sodium chloride by:
electrolysis
neutralization
ionization
hydrolysis

13. Within a group, as the atomic numbers of the elements increase, the:
ionization energies decrease
atomic masses decrease
elements become less metallic
atomic radii decrease

14. In period 3, as the atomic number increases, the pattern by which the properties of the element changes is:
nonmetal to metalloid to metal to noble gas
metal to metalloid to nonmetal to noble gas
nonmetal to metal to noble gas to metalloid
metal to nonmetal to noble gas to metalloid

15. Which of the following has the highest melting point?
Sr(s)
Be(s)
Mg(s)
Ca(s)
Ba(s)

16. Which group contains two elements that exhibit +2 and +4 oxidation states due to the inert pair effects?
Group 1A
Group 3A
Group 4A
Group 5A
Group 7A

17. Which group contains an element that forms the basis for geological materials and an element that forms the basis for biomolecules?
Group 1A
Group 4A
Group 5A
Group 7A
Group 1A, 4A, 5A, and 7A

18. Choose the element that is the strongest reducing agent in acqueous solution.
Li
Na
K
Rb
Cs

19. Reacts with O2 to form compounds with the general formula M2O3
Group 1A
Group 2A
Group 3A
Group 7A
Group 8A

20. Choose the metal with the largest first ionization energy.
Na
Mg
Al
K
Ca

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