Which element is an alkaline earth metal?
A) Ba
B) F
C) Rb
D) Ar
Correct Answer:
Verified
Q107: Which element is a nonmetal?
A)calcium
B)magnesium
C)chlorine
D)chromium
Q108: Which element is in the same period
Q109: A d sublevel can hold a maximum
Q110: Which element is a noble gas?
A)B
B)C
C)Xe
D)Na
Q111: Which orbital will have the lowest energy?
A)3d
B)3p
C)4s
D)2p
Q113: What is the maximum number of electrons
Q114: Which element is in the same group
Q115: Which orbital will have the highest energy?
A)4d
B)4f
C)4p
D)4s
Q116: Which element is a metal?
A)Mg
B)S
C)P
D)Br
Q117: An element with electronic structure 1s² 2s²
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