Question

a) Which set of four quantum numbers (n, I, ml and ms) is acceptable for an electron in an atom? Answer: (Click to select) b) Which orbital diagram is acceptable for 4d3? Answer: (Click to select) c) Which element has electrons in 5f subshell? Answer: (Click to select) d) Which subshell has the highest electron capacity? Answer: (Click to select) e) There are how many unpaired electrons in 3p subshell of Se? Answer: electrons f) Electrons of Xe are placed in how many orbitals in its ground state? Answer: orbitals Constants: s (H20 (1)) = 4.184 J/g. °C R= 8.314 J/K.mol or R = 0.08206 L.atm/K.mol 1 atm = 101.325 kPa h = 6.63x10-34 J.s c= 3.0x108 m/s 1 2 Ne 3 7 7B 32.07 1A 1 2 1.008 2A 3 4 Be 6.94 9.01 11 12 Na Mg 4 5 6 22.99 24.30 3B 4B SB 6B 19 20 21 22 23 24 K Ca Sc V Cr 39.10 40.08 44.96 47.88 50.94 52.00 37 38 39 40 41 42 Rb Sr Y Zr Nb Mo 85.47 87.62 88.91 91.22 92.91 95.94 55 56 57 72 73 74 Cs Ba La HE Ta W 132.91 137.33 138.91 178.49 180.95 183.85 87 88 89 104 105 106 Fr Ra Ac RE ᎠᏏ Sg 223.02 226.03 227.03 261.1 262.1 263.1 18 8A 2 13 14 15 16 17 He ЗА 4A SA 6A 7A 4,003 5 67 89 10 B с N O F 10.81 12.01 14.01 16.00 19.00 20.18 13 14 15 16 17 18 8 9 10 12 Al Si P S CI Ar 8B 8B 8B IB 2B 26.98 28.09 30.97 35.45 39.95 26 27 28 29 30 31 32 33 34 35 36 Fe Со Ni Cu Zn Ga Ge As Se Br Kr 55.85 58.93 58.69 63.54 65.39 69.72 72.61 74.92 78.96 79.90 83.80 44 45 46 47 48 49 50 51 52 53 54 Ru Rh Pd Ag Cd In Sn Sb Te 1 Xe 101.07 102.91 106.42 107.87 112.41 114.82 118.71 121.75 127.6 127.6 126.90 131.29 76 77 78 79 80 81 82 83 84 85 86 Os Ir Pt Au Hg TI Pb ВІ Po At Rn 190.2 192.22 195.08 196.97 200.59 204.38 207.2 208.98 208.98 209.99 222.02 108 109 110 112 113 114 115 116 117 118 Hs Mt Ds Rg Cn Uut FI Uup LY Uus Uuo 265.1 266.1 271 272 285 284 289 288 292 294 25 Mn 54.94 43 Te 98.91 75 Re 186.2 107 Bh 264.1 5 6 Lanthanides 58 59 60 61 62 63 64 65 66 67 68 69 70 71 Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu 140.12 140.91 44.24 146.92 150.36 151.97 157.25 158.93 162.50 164.93 167.26 168.93 173.04 174.97 90 91 92 93 94 95 96 97 98 99 100 101 102 103 Th Pa U Np Pu Am Cm Bk CT Es Fm Md No Lr 232.04 231.04 238.03 237.05 244.06 243.06 247.07 247.07 251.08 252.08 257.10 258.10 259.10 260.11 Actinides

Answer 1

Page No. Date * There are four quantum no. to descrise state of an electron (1) Principal Quantum no. (n) = 4,2,3,4.... (2) Angular . N. Cel = 0, 1, 2 ...n 2 O or 1 3. O, lor2 (ii) Magnetic p.N. (me) (iv) spin Q. r. (5) - I to l. + 1 / 2 Oobitel diagram for 4d? (1L ondoo hola anchu 31 30 15 25 Fan 1617 up 니어 35 * The "Actenides series" elements (Pa, U, Np, Peu, Am, Cm Bk Cf, Es, Fm, mo, No, 2r) has electrons in Sp- shell. 14 electron capacity * f- subshell has 7 orbitals and among the other susshell. 152 25² 2p6 25 apf 3 do 43² uph here, for 3 p. sudshell 8 unpaired er. The ground configuration of xe is a we have two orditals we have state [kr] se spo