In which group do all atoms have eight valence electrons in the ground state?
A) alkali metals
B) alkaline earth metals
C) halogens
D) noble gases
Correct Answer:
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Q121: Which element has the same number of
Q122: Which element is a transition metal?
A)Mg
B)Cd
C)Ar
D)I
Q123: Elements in the same group generally have
A)different
Q124: The noble gases are a unique group
Q125: Which element is an inner transition metal?
A)Ba
B)K
C)La
D)Zr
Q127: In which group do all atoms have
Q128: In which group do all atoms have
Q129: Which of the halogens is a liquid
Q130: Iodine has _ valence electrons.
A)three
B)five
C)seven
D)eight
Q131: Carbon has _ valence electrons.
A)one
B)two
C)three
D)four
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