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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, which of the following will have nearly same energy?
`{:(( P) ,n=1","l=0"," m=0,(q) , n=2","l=0"," m=0),((r ) , n=2"," l=1"," m=1",",(S ) , n=3"," l=2"," m=1),((t ), n=3","l=2","m=0,","","",):}`

A

(i) and (ii)

B

(ii) and (iii)

C

(iii) and (iv)

D

(iv) and (v)

Text Solution

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The correct Answer is:
D
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in a muti- electron atom ,which of the following orbitals described ny the three quantum numbers magnetic and electric field ? {:(( P) ,n=1","l=0"," m=0,(q) , n=2","l=0"," m=0),((r ) , n=2"," l=1"," m=1",",(S ) , n=3"," l=2"," m=1),((t ), n=3","l=2","m=0,","","",):}

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

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 fields ? (A) n=l, 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.

In a malti-electrons atom which of the following orbitals deseribed by the three quantum number will have the same energy in the absence of megnetic and electric field ? I. n = 1, l = 0, m = 0 II. n = 2, l = 0, m = 0 III. n = 2, l = 1, m = 1 IVgt n = 3, l = 2, m = 1 V n = 3, l = 2, m = 0

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)=? .

Which of the following set of quantum numbers are not permited (a) n=3, l=2,m=-2,s=+1/2 (b) n=3, l=2, m=-1,s=0 (c) n=2 ,l=2,m=+1,s=-1/2

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