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प्रश्न
Indicate the number of unpaired electrons in Kr.
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उत्तर
Krypton (Kr):
Atomic number = 36
The electronic configuration is:
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
The orbital picture of krypton is:
Since all orbitals are fully occupied, there are no unpaired electrons in krypton.
संबंधित प्रश्न
Which atom is indicated by the following configuration?
[He] 2s1
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[Ar] 4s2 3d1.
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Which of the following orbitals are possible?
1p, 2s, 2p and 3f
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Indicate the number of unpaired electrons in Si.
Indicate the number of unpaired electrons in Cr.
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(b) The magnetic quantum number may have a negative value.
(c) In the ground state of an atom, the orbitals are filled in order of their increasing energies.
(d) The total number of nodes are given by n − 2.
Choose the most appropriate answer from the options given below:
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