Multiple
Choice
Identify the letter of the choice that best completes the statement or answers the
question.
|
|
|
1.
|
What is the maximum number of
electrons that can occupy the n = 5 shell?
|
|
|
2.
|
Which of the following elements
is an s-block element?
|
|
|
3.
|
What is the electron
configuration for a lead atom? a. | [Xe]6s26p2 | b. | [Kr]5d106s26p2 | c. | [Xe]4f145d106s26p2 | d. | [Xe]5d106s26p2 | e. | [Kr]4d104f145d2 | | |
|
|
|
4.
|
What is the ground state
electron configuration for Cr3+? a. | [Ar] | b. | [Ar]3d34s2 | c. | [Ar]3d44s1 | d. | [Ar]3d3 | e. | [Ar]3d74s2 | | |
|
|
|
5.
|
What is the ground state
electron configuration for Sn2+? a. | [Kr]4d105s2 | b. | [Kr]4d105p2 | c. | [Kr]5s2 | d. | [Kr]4f145d10 | e. | [Kr]4f145d105s2 | | |
|
|
|
6.
|
In general, atomic
radii a. | decrease down a group and remain constant across a period. | b. | decrease down a group and increase across a period. | c. | increase down a group and increase across a period. | d. | increase down a group and remain constant across a period. | e. | increase down a group and decrease across a period. | | |
|
|
|
7.
|
Place the following atoms in
order of increasing atomic radii: Se, O, S, and As. a. | O < S < Se < As | b. | O < S < As >
Se | c. | As < Se < S < O | d. | Se < As < S < O | e. | S < As < O <
Se | | |
|
|
|
8.
|
The change in energy for the
following reaction is referred to as the ____ for fluorine.
F(g) + e- → F-(g)
a. | oxidation energy | b. | electron affinity | c. | electronegativity
energy | d. | first ionization energy | e. | second ionization energy | | |
|
|
|
9.
|
Which of the following elements
has the most negative electron affinity?
|
|
|
10.
|
Which elements have no affinity
for electrons? a. | transition metals | b. | main group metals | c. | main group
nonmetals | d. | semiconductors | e. | noble gases | | |
|