Worksheet #8

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Worksheet #8, 2 points
1- Place the following elements in order of increasing atomic radius.
P
Ba
Cl
A) Ba < P < Cl
B) P < Cl < Ba
C) Cl < P < Ba
D) Cl < Ba < P
E) Ba < Cl < P
2- Place the following in order of increasing atomic radius.
As
O
Br
A) As < Br < O
B) O < As < Br
C) Br < As < O
D) As < O < Br
E) O < Br < As
3- Which reaction below represents the first ionization of O?
A) O⁺(g) + e⁻ → O(g)
B) O(g) + e⁻ → O⁻(g)
C) O⁻(g) → O(g) + e⁻
D) O(g) → O⁺(g) + e⁻
E) O⁻(g) + e⁻ → O2⁻(g)
4- Place the following in order of increasing IE1.
N
F
As
A) N < As < F
B) As < N < F
C) F < N < As
D) As < F < N
E) F < As < N
5- Place the following in order of decreasing IE1.
Cs
Mg
Ar
A) Cs > Mg > Ar
B) Mg > Ar > Cs
C) Ar > Mg > Cs
D) Cs > Ar > Mg
E) Mg > Cs > Ar
6-Place the following in order of increasing IE1.
K
Ca
Rb
A) Ca < K < Rb
B) Rb < Ca < K
C) Ca < Rb < K
D) Rb < K < Ca
E) K < Ca < Rb
7- Place the following in order of decreasing metallic character.
P
As
K
A) P > As > K
B) As > P > K
C) K > P > As
D) As > K > P
E) K > As > P
8- Place the following in order of increasing metallic character.
Rb
Cs
K
Na
A) K < Cs < Na < Rb
B) Na < K < Rb < Cs
C) Cs < Rb < K < Na
D) K < Cs < Rb < Na
E) Na < Rb < Cs < K
9- Identify the alkali metal that is most reactive with water.
A) Cs
B) Rb
C) K
D) Na
E) Li
10- Which element would most likely form an ion with a charge of -2?
A) Te
B) I
C) N
D) Na
E) Al
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