Q111: Which orbital will have the lowest energy?
A)3d
B)3p
C)4s
D)2p
Q112: Which element is an alkaline earth metal?
A)Ba
B)F
C)Rb
D)Ar
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
Q117: An element with electronic structure 1s² 2s²
Q118: Which orbital will have the highest energy?
A)3d
B)3p
C)4s
D)2p
Q119: Which orbital will have the lowest energy?
A)4d
B)4f
C)4p
D)4s
Q120: Elements in the same period have
A)the same
Q121: Which element has the same number of
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