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preface to fifteenth edition

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3.29<br />

Fermium-257 Fm 257.0951 1527<br />

Fluorine F 2 38.00 1.513 bp lq<br />

1.667 g/L<br />

219.61 188.13 d aq viol; ignites organics and silicates<br />

nitrate FONO 2 81.00 1.507 bp lq 175 45.9 hyd aq; s acet; ignites alc, eth; liquid<br />

explodes on slight concussion<br />

perchlorate FOClO 3 118.45 5.20 g/L 167.3 15.9 explodes on slightest provocation<br />

Francium-223 Fr 223.02<br />

Gadolinium Gd 157.25 7.90 1312 3273 s acids<br />

chloride GdCl 3 263.61 4.52 0 609 1580 s aq<br />

fluoride GdF 3 214.25 7.047 1231 2277 i aq<br />

nitrate 6-water Gd(NO 3 ) 3 ·6H 2 O 451.36 2.332 91 s aq, alc<br />

oxide Gd 2 O 3 362.50 7.407 15 2340 s acids<br />

sulfate 8-water Gd 2 (SO 4 ) 2 ·8H 2 O 746.81 3.010 18 anhyd 400 d 500 4.08 aq<br />

Gallium Ga 69.723 5.904 29.6 (c) 29.7646 2203 s conc HCl, halogens, alkalis<br />

6.095 29.8 (lq)<br />

antimonide GaSb 191.48 5.614 712 s HCl<br />

arsenide GaAs 144.65<br />

25<br />

5.318 4 1238 s HCl<br />

chloride GaCl 3 176.08 2.47 77.9 201.2 d aq; s bz, CCl 4 ,CS 2<br />

fluoride GaF 3 126.72 4.47 1000 subl 950 0.004 25 aq;sHF<br />

nitrate Ga(NO 3 ) 3 255.74 d 110 : Ga 2 O 3 , 200 v s aq<br />

phosphide GaP 100.70 1465<br />

selenide GaSe 148.68 5.03 25 960 d<br />

triethyl Ga(C 2 H 5 ) 3 146.90 1.058 30 82.3 142.8<br />

trimethyl Ga(CH 3 ) 3 114.84 1.151 15 15.7 55.8<br />

Germanium Ge 72.61 5.323 937.3 2830 i aq; s hot H 2 SO 4<br />

(IV) bromide GeBr 4 392.23 3.132 26.1 186.4 hyd aq; s bz, eth<br />

IV) chloride GeCl 4 214.42 1.879 49.5 86.5 hyd aq; s bz, eth; sl s dil HCl<br />

(IV) fluoride GeF 4 148.60 6.521 g/L 15 d 1000 hyd aq; s dil HCl<br />

hydride (germane) GeH 4 76.64 3.363 g/L 164.8 88.1 sl s hot HCl<br />

(IV) oxide GeO 2 104.61 4.25 1115 1200 0.43 20 aq; s acids, alkalis<br />

sulfide GeS 2 136.74 3.01 530<br />

Gold Au 196.967 19.3 1064.18 2856 s aq reg, KCN, hot H 2 SO 4<br />

(I) chloride AuCl 232.42 7.57 289 s HCl, HBr, KCN<br />

(III) chloride AuCl 3 303.33 4.7 d 160 subl 180 68 g/100 mL 20 aq; s EtOH<br />

(I) cyanide AuCN 222.99 7.14 20<br />

4 d s aq reg, KCN, NH 4 OH<br />

(III) cyanide 3-water Au(CN) 3 ·3H 2 O 329.07 d 50 v s aq; sl s alc

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