The group of atoms at the ends of periods of the periodic table is called:
A) alkali metal atoms
B) rare earth atoms
C) transition metal atoms
D) alkaline atoms
E) noble gas atoms
Correct Answer:
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Q51: Which of the following subshells cannot exist?
A)3p
B)2p
C)4d
D)3d
E)2d
Q52: For any atom other that hydrogen and
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Q54: Two different electron beams are incident on
Q55: In connection with x-ray emission the
Q57: The transition shown gives rise to
Q58: The most energetic photon in a continuous
Q59: Which of the following (n, ℓ, mℓ,
Q60: The ionization energy of an atom
Q61: Population inversion is important for the generation
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