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In a multi- electron atom, which of the ...

In a multi- electron atom, which of the following orbitals described by the three quantum numbers will have the same energy in the absence of magnetic and electric field
i) n = 1, l = 0, m = 0
ii) n= 2, l = 0, m = 0
iii) n = 2, l = 1, m = 1
iv) n = 3,l = 2, m = 1
v) n = 3,l = 2, m = 0 

A

i and ii

B

ii and iiii

C

iii and iv

D

iv and v

Text Solution

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The correct Answer is:
D
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