Based on the general trends in the periodic table, predict which element in each of the following pairs has the higher ionization energy:

(a) Li or Na 

(b) O or F.

Periodic Table:

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2 3 4 in 6 3 7 Li 6.94 11 1 IA Na 22.99 19 G 85.47 55 4 37 38 5 Rb Sr 87.62 2 IIA Be 9.01 K Ca 39.10 40.08 87 12 Mg 24.31 20 21 88 Sc 44.96 56 Cs Ba 132.91 137.33 138.91 39 3 IIIB Y 88.91 57 Lo La 89 O Atomic number Symbol Atomic mass Fr Ra Ac (223) (226) (227) 4 IVB 22 Ti 47.88 40 Zr 91.22 72 5 VB 23 V 50.94 41 Nb 92.91 73 Hf Ta 178.49 180.95 104 105 Rf (261) 58 -H 1.01 Ce 140.12 90 Th 232.04 6 VIB 24 Cr 52.00 42 Mo 95.95 74 W 183.85 7 VIIB 91 25 Pa (231) Mn 54.94 43 Tc (99) 75 Re 186.21 59 60 Pr Nd 140,91 144.24 107 8 VIII 92 U 238.03 26 Fe 55.85 44 Ru 101.07 76 Os 190.2 108 77 78 Ir 192.22 109 Mt Pt 195.08 110 Ds 106 Bh Hs Rg ᎠᏏ Sg Cn (262) (263) (262) (265) (266) (271) (272) (277) 9 VIII 93 Co 58.93 Np (237) 10 VIII 28 Ni 58.69 45 46 Rh Pd 102.91 106.42 11 IB 29 Cu 63.55 47 12 IIB 30 111 Zn 65.39 5 13 ΠΙΑ B 10.81 48 Ag 107.87 79 Cd 112.41 80 Hg Au Pb 196.97 200.59 204.38 207.2 112 14 IVA 6 C 12.01 14 F 63 64 65 66 67 61 62 Pm Sm Eu Gd Tb Dy Ho (147) 150.36 151.97 157.25 158.93 162.50 164.93 96 97 Cm Bk (247) (247) 98 99 94 95 Pu Am (244) (243) Cf Es (251) 114 113 Nh FI (286) (285) 7 15 VA 13. 15 Al Si P 26.98 28.09 30.97 31 Se 49 32 33 Ga Ge As 69.72 72.63 74.92 78.97 50 51 52 In Sn Sb Te 114.82 118.71 121.75 127.60 81 82 83 84 Bi Po 208.98 (209) 115 116 Mc Lv Ts (289) (293) (294) N 14.01 16 17 VIA VIIA 8 9 0 F 16.00 19.00 17 cl 35.45 16 S 32.07 34 35 Br 79.90 53 I 126.90 85 At (210) 117 69 70 Tm Yb 168.93 173.04 101 102 Md No (252) (257) (258) (259) 68 Er 167.26 100 Fm 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)