Find the following elements in the periodic table, identify which block they are in, and give their electron configurations by using the structure of the periodic table rather than consulting Table 7.3.

(a) Br

(b) Ti

Table 7.3

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TABLE 7.3 Ground-State Electron Configurations of the Atoms 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 HIJABUZOLASJE E>282556822 Η He Li Be Ne Na Mg Al Si P Ar Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb 1s¹ 15² [He]2s¹ [He]2s2² [He]2s²2p¹ [He]2s²2p² [He]2s²2p³ [He]2s22p4 [He]2s²2p³ [He]2s22p [Ne]3s¹ [Ne]3s² [Ne]3s 3p [Ne]3s23p² [Ne]3s 3p³ [Ne]3s 3p4 [Ne]3s 3p³ [Ne]3s 3p6 [Ar]4s¹ [Ar]4² [Ar]4s²3d¹ [Ar]4s²3d² [Ar]4s²3d³ [Ar]4s¹3d³ [Ar]4s²3d5 [Ar]4s²3d6 [Ar]4s²3d7 [Ar]4s²3d8 [Ar]4s¹3d10 [Ar]4s²3d10 [Ar]4s23d¹04p¹ [Ar]45³3d¹04p² [Ar]45²3d¹04p³ [Ar]4s²3d¹04p4 [Ar]4s23d¹04p³ [Ar]4523d104p [Kr]5s¹ 38 39 45454647 48 49 50 51 52 53 4 55 56 >N22222232823 fáa fA> 62 64 65 66 68 69 70 71 72 73 74 40 41 42 43 54 57 58 59 60 61 63 Sr 67 Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W [kr]5s² [kr]5s²4d¹ [Kr]5s²4d² [kr]5s¹4d4 [kr]5s¹4d³ [kr]5s²4d³ [kr]5s¹4d² [kr]5s¹4d8 [kr]4d10 [kr]5s¹4d10 [kr]5s24d10 [kr]5s24d¹05p¹ [kr]524d¹05p² [kr]5s²4d¹05p3 [kr]5s²4d¹05p4 [kr]5s24d¹05ps [Kr]524d¹05p [Xe]6s¹ [Xe]6s² [Xe]6s¹5d¹ [Xe]6s¹4f¹5d¹ [Xe]6s¹4f³ [Xe]6s4f4 [Xe]6s²4f's [Xe]6347% [Xe]6s¹4f [Xe]6s¹4f75d¹ [Xe]6s¹4f" [Xe]64f10 [Xe]64f11 [Xe]6s¹4f12 [Xe]634f13 [Xe]6s²4f14 [Xe]6s¹4f¹45d¹ [Xe]6s²4f145d² [Xe]654f145d3 [Xe]6s²4f¹45d4 75 76 GLASSLISTEN 77 78 79 81 82 83 85 86 80 Hg 87 88 89 90 91 92 94 95 96 97 98 99 100 101 102 103 104 105 106 107 93 Np 108 _ROHAUTBALHLHA&DAU SHJGG BLTW LL H SAM B 109 Re 110 Os Ir Pt Au Bi Po At Rn Fr Ra Ac Th Pa Pu Am Cm Bk Cf Es Fm Md No Lr Rf ᎠᏏ Bh Hs Mt Ds [Xe]64f145d5 [Xe]64/145d6 [Xe]63*4f45d7 [Xe]6s¹4f¹45d⁹ [Xe]6s¹4f¹45d10 [Xe]6r4f145d10 [Xe]6s¹4f145d¹06p [Xe]6s 4f¹45d¹06p [Xe]634f45d6p [Xe]6s²4f¹45d¹06p4 [Xe]64f5d106p [Xe]6®4f145d6p [Rn]7s¹ [Rn]7s² [Rn]7s²6d¹ [Rn]7s²6d² [Rn]7s²5f²6d¹ [Rn]7,²5f³6d¹ [Rn]7,²5f¹6d¹ [Rn]7,25f6 [Rn]7s¹5f7 [Rn]7,25f76d¹ [Rn]7s²5f⁹ [Rn]7,25f10 [Rn]7,25/¹¹ [Rn]7,25f¹2 [Rn]7,25f¹3 [Rn]7,25/14 [Rn]7s²5f¹46d¹ [Rn]7s²5f¹46d² [Rn]7s²5f¹46d³ [Rn]7,25f¹6d [Rn]7s²5f¹46d5 [Rn]7,25f¹46d6 [Rn]7s25f¹46d7 [Rn]7,25f¹46d