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preface to fifteenth edition

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PROPERTIES OF ATOMS, RADICALS, AND BONDS 4.25<br />

TABLE 4.4<br />

Electron Affinities of A<strong>to</strong>ms, Molecules, and Radicals (Continued)<br />

A. A<strong>to</strong>ms (continued)<br />

A<strong>to</strong>m<br />

in eV<br />

Electron affinity,<br />

in kJ · mol 1<br />

Potassium 0.50147(10) 48.384(10)<br />

Rhenium [0.15(15)] [14.(14)]<br />

Rubidium 0.48592(2) 46.884(2)<br />

Ruthenium [1.05(15)] [101.(14)]<br />

Scandium 0.188(20) 18.1(19)<br />

Selenium 2.020670(25) 194.9643(24)<br />

Silver 1.302(7) 125.6(7)<br />

Sodium 0.547926(25) 52.86666(24)<br />

Strontium 0.048(6) 4.6(6)<br />

Sulfur 2.077104(1) 200.4094(1)<br />

Tantalum 0.322(12) 31.1(12)<br />

Technetium [0.55(20)] [53.(19)]<br />

Tellurium 1.9708(3) 190.15(3)<br />

Thallium 0.2(2) 19.(19)<br />

Tin 1.112(4) 107.3(4)<br />

Titanium 0.079(14) 7.6(14)<br />

Tungsten 0.815(2) 78.6(2)<br />

Vanadium 0.525(12) 50.7(12)<br />

Yttrium 0.307(12) 29.6(12)<br />

Zirconium 0.426(14) 41.1(14)<br />

B. Molecules<br />

Electron affinity,<br />

Molecule<br />

in eV<br />

in kJ · mol 1<br />

BF 3 2.65 256<br />

BH 3 0.038(15) 3.7(15)<br />

1,4-Benzoquinone 1.91(10) 184.(10)<br />

Br 2 2.55(10) 246.(10)<br />

CBrF 3 0.91(20) 89.(19)<br />

CF 3 I 1.57(20) 151.(19)<br />

COS 0.46(20) 44.(19)<br />

CS 2 0.895(20) 86.3(19)<br />

C 6 F 6 hexafluorobenzene 0.52(10) 50.(10)<br />

1,2-C 6 H 4 (NO 3 ) 2 (also 1,3-) 1.65(10) 159.(10)<br />

1,4-C 6 H 4 (NO 3 ) 2 2.00(10) 193.(10)<br />

C 6 H 5 Br bromobenzene 1.15(11) 111.(11)<br />

C 6 H 5 Cl chlorobenzene 0.82(11) 79.(11)<br />

C 6 H 5 I iodobenzene 1.41(11) 136.(11)<br />

C 6 H 5 NO 2 nitrobenzene 1.01(10) 97.(10)<br />

1,4-C 6 H 4 (CN)NO 2 1.72(10) 166.(10)<br />

Cl 2 2.38(10) 229.(10)<br />

CoH 2 1.450(14) 139.9(13)<br />

CsCl 0.455(10) 43.9(10)<br />

CuO 1.777(6) 171.5(6)<br />

F 2 3.08(10) 297.(10)<br />

FeO 1.493(5) 144.1(5)<br />

I 2 2.55(5) 246.(5)

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