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

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

The maximum number of electron inm n = 1,l = 0, m = 0,s= +- 1//2 is ……….

Explain , giving reason , which of the following sets of quantum number are not possible {:(a,n= 0 ,l = 0, m_(1) = 0, m_(s) = +1//2),(b,n= 1 ,l = 0, m_(1) = 0, m_(s) = -1//2),(c,n= 1 ,l = 1, m_(1) = 0, m_(s) = +1//2),(d,n= 2 ,l = 1, m_(1) = 0, m_(s) = -1//2),(e,n= 3 ,l = 3, m_(1) = -3, m_(s) = +1//2),(f,n= 3 ,l = 1, m_(1) = 0, m_(s) = +1//2):}

The quantum numbers for the outer electrons of an atom are given by n = 2, l = 0, m = 0, 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

Which of the following sets of quantum numbers do not belong to 2p subshell? (i) n=2, l=1, m=+1, s=+1/2 (ii) n=2, l=0, m=0, s=-1/2 (iii) n=1, l=1, m=0, s=+1/2

Which of the following quantum number for orbitals in hydrogen atom has a greater energy of electrons ? (i) n=3,l=2 and m_(l) = +1 (ii) n= 3 , l=2 and m_(l) = -1

Which of the following sets of quantum number is INCORRECT? (I) n=3, l = 4, m=0, s=+(1)/(2) (II) n=3, l = 3, m = +3, s=+(1)/(2) (III) n=6, l = 0, m=+1, s=-(1)/(2) (IV) n=4, l = 2, m = +2, s=0

Which of the following quantum number for orbitals in hydrogen atom has a greater energy of electrons ? (i) n=3,l=2 and m_(l) +1 (ii) n= 3 , l=2 and m_(l) = -1

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