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4d, 5p, 5f and 6p orbitals are arranged ...

4d, 5p, 5f and 6p orbitals are arranged in the order of decreasing energy. The correct option is :

A

5f gt 6p gt 5p gt 4d

B

5f gt 6p gt 5p gt 4d

C

6p gt 5f gt 5p gt 4d

D

6p gt 5f gt 4d gt 5p

Text Solution

Verified by Experts

The correct Answer is:
B
Energy `alpha` value (n+l)
orbital (n+l) value
5f 5+3=8
6p 6+1=7
4d 4+2=6
5p 5+1=6
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