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

In a multi-electron atom, which of the following orbitals describe by the three quantum members will have the same energy in the absence of magnetic and electric fields
(a)`n=1, l=0, m=0`
(b)`n=2,l=0, m=0`
(c ) `n=2, l=1, m=1`
(d) `n=3, l=2, m=1`
(e ) `n=3, l=2, m=0`

A

c and d

B

d and e

C

a and b

D

b and c

Text Solution

Verified by Experts

The correct Answer is:
B
In case of same n and `l` equal energy is possible
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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? 1) n=1, l=0, m=0 2) n=2, l=0, m=0 3) n=3, l=1, m=1 4) n=3, l=2, m=1 5) n=3, l=2, m=0

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Give the possible value for the missing quantum number (s) in each of the following sets. (a) n=3, l=0, m_(l)=? , (b) n=3, l=?, m_(l)=-1 (c) n=?, l=1, m_(l)=+1 , (d) n=?, l=2, m_(l)=? .

Using s, p and d notations, describe the orbitals with following quantum numbers : (a) n=1, l=0 , (b) n=2, l=0 (c) n=3, l=1 , (d) n=4, l=2

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