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The electronic configuration of an element is . This represents its

a)

Excited state

b)

Ground state

c)

Cationic form

d)

Anionic form

Question ID - 101592 :-

The electronic configuration of an element is . This represents its

a)

Excited state

b)

Ground state

c)

Cationic form

d)

Anionic form

1 Answer
5876 Votes
3537
Answer Key : (b) -

(b)

This is the ground state electronic configuration for chromium. There is only one electron in the  orbital because  is a more stable half-filled configuration. Reasons for the stability of the half-filled and fully filled orbitals are symmetry and exchange energy

Next Question :

The distance between nucleons in atomic nucleus is of the order of (1 Fermi =  cm)

a)

2 Fermi

b)

25 Fermi

c)

100 Fermi

d)

40 Fermi

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