Easy
The principle which states that electron occupies the available orbitals singly before pairing in any one orbital occurs is known as:
- APauli's exclusion principle
- BHund's Rule
- CHeisenberg's uncertainty principle
- DProut's hypothesis
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Similar Questions
The maximum number of electrons in a $p$-orbital with $n=5, m=1$ is$-$
$p-$ orbitals of an atom in the presence of a magnetic field are
Easy
View SolutionThe electrons identified by quantum numbers $n$ and $l$ :
$A. n=4, l=1$ $B. n=4, l=0$
$C. n=3, l=2$ $D. n=3, l=1$
can be placed in order of increasing energy as :
$A. n=4, l=1$ $B. n=4, l=0$
$C. n=3, l=2$ $D. n=3, l=1$
can be placed in order of increasing energy as :
MediumAIEEE 2012
View SolutionWhich of the following sets of quantum numbers is possible?
MediumAIIMS 2001
View SolutionHow many unpaired electrons will be present in the ground state of an atom which has valence electronic configuration $3d^6$ in its $+3$ oxidation state?
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