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in a muti- electron atom ,which of the ...

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,","","",):}`

A

(s) and (t)

B

(r ) and (s)

C

(q) and (r )

D

(P) and (q )

Text Solution

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The correct Answer is:
a
(n+1) is same for (s) and (t)
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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

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

Explain given reasons, which of the following sets of quantum numbers are not possible. {:((a) n = 0 ",", l = 0",", m_l=0",", m_s = + 1//2),((b) n = 1 ",", l = 0",", m_l=0",", m_s = - 1//2),((c) n = 1 ",", l = 1",", m_l=-0",", m_s = + 1//2),((d) n = 2 ",", l = 1",", m_l=0",", m_s = - 1//2),((e) n = 3 ",", l = 3",", m_l=-3",", m_s = + 1//2),((f) n = 3 ",", l = 2",", m_l=0",", m_s = + 1//2):}

Name the orbitals corresponding to given set of quantum numbers (i() n=3, l=2, m=+-2 (ii) n=4, l=0, m=0 (iii) n=3, l=1, m+-1 (iv) n=2, l=1, m=1

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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