The electron configuration of a ground-state * Titanium atom ( Ti ) is (1 (1 نقطة) 1 18 1 H 1.008 2 13 14 3 Li 6.94 11 4 4 Be 90122 12 Na Mg 3 6 7 8 12 21 Se 44956 34 Cr 51.96 30 Zn 65.35 Ga 22.990 24,305 19 20 K Ca 39.09840.078 37 38 Rb Sr 85.468 87.62 55 565 Cs Ba 132.91 137.33 87 88 Fr Ra (223) (226) 47 5 6 с 1081 12011 14 AI Si 26,982 28 OSS 31 Ge 69.723 72,630 49 50 In Sn 114X2 118.71 81 82 4 5 22 23 V 47867 50.9442 40 41 Zr Nb 91.234 92.906 72 73 Hr Ta 178.49 180.95 104 103 RI Db (265) (268) 39 Y 88.906 2 He 15 16 17 4.0026 7 9 10 N 0 Ne 14.007 15.999 18.998 20.180) 15 16 17 18 P S CI Ar 30.974 12.06 3545 39.948 33 14 35 36 As Se Br kr 74922 78.97 79.904 | 83.798 51 52 53 54 Sb Te 1 Xe 121.76127.60 126.00 13129 83 84 8S 86 Bi Po At Rn No 9 (209) (210) (222) 115 116 118 Mc Lv TS Og (289) (293) (294) 1294) 9 10 11 28 29 Co Ni Cu 58.933 58.693 63.546 45 46 Rh Pd Ag 102.91 10642 10787 77 78 79 Ir Pt Au 192.22 195.08 196.97 109 110 111 Mt Ds Rg (276) (281) ( (280) Mo 95 95 25 26 Min Fe 54938 55.845 44 TC Ru 198) 10107 75 76 Re Os 186.21 190.23 107 108 Bh Hs (270) (277) 48 Cd 112.41 57-71 74 W 183 84 Pb 20438 2072 80 Hg 20 SO 112 Cn (285) 89.103 . 106 Sg (271) 113 114 Nh FI (286) (289) • Lanthanide series 52 67 $8 Ce 140.12 59 Pr 140.91 60 Nd 144.24 61 Pm (145) 62 Sm 150.36 63 Eu 151.96 64 Gd 157.25 65 Tb 158.93 656 Dy 16250 68 Er 167.26 Ho 164.93 69 Tm 16893 70 Yb 173.05 71 Lu 174.97 138.91 09 # Actinide series 89 Ac 00 Th NA 91 Pa 92 U 93 Np 04 Pu 144 95 Am 97 BK 98 CT 100 Fm Cm Es 101 Md 102 No 103 Lr 127 [Ar]3d4 o [Ar]4s23d2 [Ar]4s24p2. O [Ar]4524d2. O