n = Principle quantum number which tells about the energy shell, represented by n and has value n = 1,2,3...
l = azimuthal quantum number, which tells us about the subshell or orbital and has value n-1
If l = 0, orbital is s
For, l = 1, orbital is p
For l = 2, d and so on
ml = magnetic quantum number which tells us about the orientation of orbital and has value -l to 0 to l+1
ms = spin quantum number and has value +1/2 or -1/2
8.(a) (a) 3s
(b) 4d
(c) 6p
8.(b)(i) n= 4, l = 0, ml =0 and ms = +1/2
or n= 4, l = 0, ml =0 and ms = -1/2
(ii) n= 6, l = 2, ml =-2 and ms = +1/2
n= 6, l = 2, ml =-2 and ms = -1/2
n= 6, l = 2, ml =-1 and ms = +1/2
n= 6, l = 2, ml =-1 and ms = -1/2
n= 6, l = 2, ml =0 and ms = +1/2
n= 6, l = 2, ml =0 and ms = -1/2
n= 6, l = 2, ml =1 and ms = +1/2
n= 6, l = 2, ml =1 and ms = -1/2
n= 6, l = 2, ml =2 and ms = +1/2
n= 6, l = 2, ml = 2 and ms = -1/2
9.(a) Electronic configuration of Ti ( Z = 22) =[Ar] 3d24s2 or 1s22s22p63s23p63d24s2
(b) Cr (Z = 24) = [Ar] 3d54s1 or 1s22s22p63s23p63d54s1
(c) Ca( Z = 20) = [Ar] 4s2 or 1s22s22p63s23p64s2
10.
11. Millimoles of KIO3 = Molarity * volume = 0.0256 M * 25 mL = 0.64 mmol
From reactions
0.64 mmol KIO3 * ( 3 mol I2 / 2 mol KIO3) * ( 2 mol Na2S2O3 / 1 mol I2) = 1.92 mmol Na2S2O3
volume of solution = 22.55 mL
Molarity of Na2S2O3 = moles/ Volume = 1.92 mmol / 22.55 mL = 0.0851 M
8. (a) Identify the atomic orbitals having the following quantum numbers: (a) n 3,1 0, (b)...
please answer 7 - 11 0)+HO) in acidic solution 7. Balance the following equation the calculate the concentration of FeSO, in mg/l. if aa 25.0 ml sample required 25.0 mL of a 0.02156 M KMnO, for titration to the end point: 8. The iodine liberated by the addition of an excess of KI and HSO, to 25.00 ml. of 0.0255 M KIO, required 20.50 mL of a solution for Na;S,O, for titration using starch as the indicator. What is 9....
Orbitals and Quantum Numbers Each atomic orbital is specified by a unique set of n, l and ml quantum numbers: 1a. What quantum number/s do the two spherical orbitals have in common? What quantum number/s would be different? Are these orbitals s, p or d? 1b. Write down a possible set (n, l, ml) of quantum numbers for each spherical orbital. 1c. Consider the dumb-bell shaped orbitals. What quantum number/s do these three orbitals have in common? What quantum number/s...
Which statement about the quantum numbers that identify an atomic orbital is not correct? The angular momentum quantum number, , identifies the shape of an orbital. b. The value of the angular momentum quantum number can range from 0 to n, where n is the principal quantum number for the orbital. Orbitals with the same value for the principal quantum number and the angular momentum quantum number are said to be in the same subshell. d. Orbitals with the same...
9. Each of the following sets of quantum numbers is supposed to specify an orbital. Which of the following sets of quantum numbers contains an error? A) n = 2,1 = 1, ml = +1 B) n = 4,1 = 2, ml=0) C) n = 3,1 =3, ml = -2 D) n= 1,1= 0, ml=0
3. Worth 4 marks A student drew the following four orbitals, fully labelled, with quantum numbers: 5dv. 3py, 4s, and 6d, 2-2, as shown below: a) Sdxz (5,2,-1) b) 3py 13,1,1) d) Gelang (6,5,5) 14 (4,0,0) In the table below, for each of the orbitals, list one error that the student made there is only one mistake per orbital) a)5d b)3py c)4s d) 632
a) The quantum number n describes the of an atomic orbital and the quantum number l describes its b) When n = 3, the possible values of l are: c) What type of orbital corresponds to l = 3? d) What type of atomic orbital has 2 nodal planes? e) The maximum number of orbitals that may be associated with the quantum number set n = 4, l = 3, and ml = -2 is f) How many subshells...
Which of the following combinations of quantum numbers is allowed? 1 A n = 3,1 = 3, mi = 1, ms=+ B. 'n = 1,1 = 2, m/-0, ms مجانا 1 on = 4,1 = 3, m = 4, ms D. n = 3,1 = 2, mi = 1, ms-ti E. n = 2,1 = 1, mi = -1, ms = 0
All of the following sets of quantum numbers are allowed EXCEPT: A) n = 6,1 = 0, m = 0 B) n = 5,1 = 4, m = -4 C) n= 4,1 = 1, m = -1 D) n = 3,1 = 2, mı = 3 E) n = 1, 1 = 0, m = 0 ОА OB Ос OD OE
1) Fill in the blanks: a. The principal quantum number,"n", can have integer values from b. The angular momentum quantum #, "C", can have integer values from C. The magnetic quantum number, "m", can have integer values from d. Whenn - 3. I can have values of c. For the 3d sublevel, e has a value of f. When n = 4, can have values of 8. For the 4p sublevel, has a value of h. When n = 2,...
7) Each of the following sets of quantum numbers is supposed to specify an orbital. Choose the one set of quantum numbers that does NOT contain an error. A) n = 5,1 = 3, m =-3 B) n = 4,1 = 4, m =-1 C) n = 3,1 - 2, m =+3 0 milagro di svilematon sono D) n = 4,1 = 0, m =-1 E) n = 3,1 - 1, m = -2 woons vd bodite dryil bono o...