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Multiple Choice
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1

Which of the following elements is most likely to be a good conductor of electricity?
A)Ca
B)C
C)Ne
D)I
E)S
2

Which of the following is not an example of an alkali metal:
A)Li
B)Cs
C)K
D)Rb
E)At
3

Which element will have the greatest ionization energy?
A)Ga
B)As
C)K
D)Pb
E)Na
4

Which of the following is not a lanthanide element?
A)Sm
B)Hf
C)Eu
D)Dy
E)Ho
5

How many valence electrons does the element arsenic have?
A)6
B)5
C)4
D)3
E)2
6

Which of the following pairs of atoms and / or ions are isoelectronic?
A)He, Ne
B)Ar, Ca2+
C)F, O
D)K+, Na+
7

Which of the following has the largest radius?
A)P
B)Cl-
C)Al
D)Al3+
E)Ga
8

The electronic configuration for K is:
A)1s2 2s2 2p6 3s2 3p6 4s0 3d1
B)1s2 2s2 2p6 3s2 3p6 4s2
C)1s2 2s2 2p6 3s2 3p6 3d6 4s1
D)1s2 2s2 2p6 3s2 3p6 4s1
E)none of the above
9

An atom that has more protons than electrons is
A)a cation
B)an anion
C)a polyatomic ion
D)a neutral atom





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