chapter 08tif

Chemistry: A Molecular Approach (Tro) Chapter 8

Periodic Properties of the Elements
1)

Give the ground state electron configuration for Se.
A)

[Ar]4s23d104p4
B)

[Ar]4s24d104p4
C)

[Ar]4s23d104p6
D)

[Ar]4s23d10
E)

[Ar]3d104p4
Answer:

A
2)

Give the ground state electron configuration for I.
A)

[Kr]5s24d105p6
B)

[Kr]5s24d105p5
C)

[Kr]4d105p6
D)

[Kr]5s25p6
E)

[Kr]5s25d105p6
Answer:

B
3)

Give the ground state electron configuration for Sr.
A)

[Kr]5s24d2
B)

[Kr]5s24d105p2
C)

[Kr]5s2
D)

[Kr]5s25d105p2
E)

[Kr]5s24d10
Answer:

C
4)

Give the ground state electron configuration for Pb.
A)

[Xe]6s26p2
B)

[Xe]6s25d106p2
C)

[Xe]6s25f146d106p2
D)

[Xe]6s24f145d106p2
E)

[Xe]6s25f145d106p2
Answer:

D
5)

Give the ground state electron configuration for Cd.
A)

[Kr]5s25d10
B)

[Kr]5s24d105p2
C)

[Kr]4d10
D)

[Kr]5s24d8
E)

[Kr]5s24d10
Answer:

E

6)

Give the ground state electron configuration for Br⁻.
A)

[Ar]4s23d104p6
B)

[Ar]4s23d104p5
C)

[Ar]4s24p6
D)

[Ar]4s24d104p6
E)

[Ar]4s23d104p4
Answer:

A
7)

Give the ground state electron configuration for Mg2⁺.
A)

1s22s22p63s2
B)

1s22s22p6
C)

1s22s22p63s23p2
D)

1s22s22p63s23p6
E)

1s22s22p63s1
Answer:

B
8)

Give the ground state electron configuration for Rb⁺.
A)

[Ar]4s24p6
B)

[Kr]5s1
C)

[Ar]4s23d104p6
D)

[Kr]5s2
E)

[Kr]5s24d2
Answer:

C
9)

Give the ground state electron configuration for Se2⁻.
A)

[Ar]4s23d104p4
B)

[Ar]4s23d104p2
C)

[Ar]4s24p6
D)

[Ar]4s23d104p6
E)

[Ar]4s23d84p6
Answer:

D
10)

Give the ground state electron configuration for the ion of Ba.
A)

[Kr]5s25p6
B)

[Kr]5s24d105p66s26p2
C)

[Kr]5s24d105p66s1
D)

[Kr]5s24d105p66s2
E)

[Kr]5s24d105p6
Answer:

E

11)

Choose the orbital diagram that represents telec.
A)

B)

C)

D)

E)

Answer:

A
12)

Choose the valence orbital diagram that represents the ground