In which orbital does an electron in a phosphorus atom experience the greatest shielding?
A) 2p
B) 3s
C) 3p
D) 2s
E) 1s
Correct Answer:
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Q101: Which periodic table group contains only metals?
A)8A
B)2A
C)6A
D)7A
E)5A
Q102: Which periodic table group contains only nonmetals?
A)8A
B)2A
C)6A
D)7A
E)5A
Q103: Which nonmetal exists as a diatomic solid?
A)bromine
B)antimony
C)phosphorus
D)iodine
E)boron
Q105: The most common and stable allotrope of
Q113: All the elements in group 8A are
Q137: Which one of the following atoms has
Q144: What are the elements called that are
Q152: Which metal is a liquid at room
Q159: [Kr]5s2 is the electron configuration for _.
Q168: Of the alkaline earth metals, which two
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