Based on the general trends in the periodic table, predict which element in each of the following pairs has the most metallic character:

(a) Sn or Pb 

(b) Ag or Sr 

(c) Al or B 

(d) Ga or Ge.

Periodic Table:

 

Transcribed Image Text:

2 3 4 5 10 6 7 3 11 Li 6.94 1 IA Na 22.99 19 K 39.10 37 87 4 Fr (223) 2 IIA Be 9.01 12 Mg 24.31 20 Ca 40.08 38 21 Rb Sr Y 85.47 87.62 88.91 88 3 IIIB Sc 44.96 39 55 56 La Cs Ba 132.91 137.33 138.91 57 89 Ra Ac (226) (227) Atomic number Symbol Atomic mass 4 IVB 22 Ti 47.88 40 Zr 2 91.22 72 5 VB 104 23 V 50.94 41 73 Hf Ta 178.49 180.95 105 Rf Db (261) (262) -H -1.01 6 VIB Nb Mo 92.91 95.95 90 24 Cr 52.00 42 74 106 Sg (263) 58 Pr Ce 140.12 140.91 91 59 7 VIIB Th Pa 232.04 (231) 25 W Re 183.85 186.21 Mn 54.94 43. Tc (99) 75 107 Bh (262) 60 Nd 144.24 92 U 238.03 8 VIII 26 Fe 55.85 76 Os 190.2 61 Pm (147) 93 9 VIII Np (237) 10 VIII 11 IB 12 IIB 27 28 29 Zn Co Ni Cu 58.93 58.69 63.55 65.39 30 5 44 47 48 49 45 46 Ru Rh Pd Ag Cd In 101.07 102.91 106.42 107.87 112.41 114.82 77 78 79 80 Ir Pt 192.22 195.08 109 110 Hs Mt Ds Rg Cn (265) (266) (271) (272) (277) Au Hg 196.97 200.59 111 112 108 13 ΠΙΑ B 10.81 13 Ga 69.72 6 14 IVA с 12.01 Al Si 26.98 28.09 32 31 Ge 72.63 14 81 82 TI Pb 204.38 207.2 113 114 Nh Fl (286) (285) 15 16 17 VA VIA VILA 66 67 62 63 64 65 Sm Eu Gd Tb Dy Ho 150.36 151.97 157.25 158.93 162.50 164.93 94 95 96 97 Pu Am Cm Bk (244) (243) (247) (247) 7 N 14.01 15 P 30.97 8 68 O 16.00 33 34 50 As Se 74.92 78.97 51 52 Sn Sb Te I 118.71 121.75 127.60 126.90 53 83 84 85 Bi Po At 208.98 (209) (210) 115 116 117 Lv Ts (289) (293) (294) Mc 98 99 167.26 100 Cf Es Fm (251) (252) (257) 16 S 32.07 9 F 19.00 17 Cl 35.45 35 69 70 Er Tm Yb 168.93 173.04 101 102 Md No (258) (259) Br 79.90 18 VIIIA 2 He 4.00 10 Ne 20.18 18 Ar 39,95 36 Kr 83.80 54 Xe 131.29 86 Rn (222) 118 Og (294) 71 Lu 174.97 103 Lr (260)