Home
Class 11
CHEMISTRY
In a multi-electron atom, which of the f...

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=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

I and ii

B

ii and iii

C

III and IV are correct

D

iv and v

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

Which of the following sets of quantum numbers represents the highest energy of an electron? (A) n = 5, l = 0, m = 0, s = +1/2 (B) n = 6, l = 2, m = 1, s = +1/2 (C) n = 5, l = 1, m = 1, s = -1/2 (D) n = 4, l = 1, m = 0 s = -1/2

Among the following sets of quantum number, state which are possible. Explain why the other are not permitted? (a) n=1, l=0, m=-1, s=+1/2 (b) n=, l=0, m=0, s=-1/2 (c ) n=2, l=3, m=0, s=-1/2 (c ) n=2, l=3, m=0, s=+1/2 (d) n=3, l=1, m=1, s=-1/2 (e ) n=0, l=0, m=0, s=+1/2 (f ) n=2, l=0, m=0, s=-1/2

Designate the electrons having the following sets of quantum numbers, (a) n=2, l=0, m =0, s=+1/2 (b) n=3, l=1, m=+1, s=+1/2 (c ) n=l, l=0, m=0, s=-1/2

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

Designate the electrons with the following sets of quantum numbers : (a) n=3, l=0, m=0, s=-1/2 (b) n=2, l=1, m=+1, s=+1/2 (c ) n=5, l=0, m=0, s=+1/2

Using the s,p,d,f notations, describe the orbitals with the following quantum numbers, (a) n=1, l=0 (b) n=2, l=1 (c ) n=3, l=0 (d) n=4, l=3 (e ) n=5, l=2

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

Given below are sets of quantum numbers for given orbitals. Name these orbitals. (a) n=3, l=1 (b) n=5, l=2 (c) n=4, l=1 (d) n=2, l=0 (e) n=4, l=2

Explain giving 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=1, m_(l)=0, m_(s)=+1/2

Arrange the electrons represented by the following sets of quantum numbers in decreasing order of energy. (i) n=4, l=0, m_(l)=0, s=+1//2 , (ii) n=3, l=1, m_(l)=1, s=-1//2 (iii) n=3, l=2, m_(l)=0, s=+1//2 , (iv) n=3, l=0, m_(l)=0, s=-1//2