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Physical and Chemical Data

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2-9<br />

phosphate, dibasic (NH4) 2HPO4 col., mn., 1.53 1.619 13115° phosphate, meta-<br />

Ammonium phosphomolybdate<br />

(NH4) 4P4O12 (NH4) 3PO412MoO3 col., mn.<br />

yel.<br />

2.21<br />

d.<br />

s.<br />

0.03<br />

i. act.<br />

15° silicofluoride<br />

3H2O (?)<br />

(NH4)2SiF6 cb., 1.3696 2.01 subl. 18.5<br />

i. s. alk.; i. al., HNO3 17.5° sulfamate NH4SO3NH2 col. pl. 132 d. 160 134<br />

55.5 s. al.; i. act.<br />

0° 35750° sulfate (mascagnite) (NH4)2SO4 col., rhb., 1.5230 1.769 20°<br />

4 235 d. 70.60° 103.3100° sulfate, acid<br />

sulfide<br />

NH4HSO4<br />

(NH4)2S col., rhb., 1.480<br />

yel.-wh.<br />

1.78 146.9<br />

d.<br />

490 100<br />

v. s.<br />

i. al., act., CS2<br />

v. sl. s. al.; i. act.<br />

12025° sulfide, pentasulfite<br />

(NH4)2S5<br />

(NH4)2SO3H2O or.-red pr.<br />

col., mn. 1.41 d.<br />

s.<br />

100<br />

NH3<br />

12° sulfite, acid NH4HSO3 rhb. 2.03<br />

i. al., act.<br />

12°<br />

tartrate (NH4) 2C4H4O6 col., mn.<br />

4<br />

1.60<br />

d.<br />

d.<br />

s.<br />

450° 8760° thiocyanate NH4CNS col., mn., 1.685 1.305 149.6 d. 170 120<br />

sl. s. al.<br />

0° 17020° vanadate, meta- NH4VO3 col. cr. 2.326 d. 0.44<br />

s. al., act., NH3, SO2 18° 3.0570° Antimony Sb tin wh., trig. 6.684<br />

i. al., NH4Cl 25° 630.5 1380 i. i. s. aq. reg., h. conc.<br />

chloride, tri- (butter of SbCl3 col., rhb., delq. 3.14<br />

H2SO4 20°<br />

4 73.4 220.2 601.60° ∞72° antimony)*<br />

oxide, tri- (valentinite)<br />

oxide, tri- (senarmontite)<br />

sulfide, tri- (stibnite)<br />

Sb2O3 Sb2O3 Sb2S3 rhb., 2.35<br />

cb., 2.087<br />

bk., rhb., 4.046<br />

5.67<br />

5.2<br />

4.64<br />

656<br />

652<br />

550<br />

1570 v. sl. s.<br />

0.00017<br />

sl. s.<br />

s. al., HCl, HBr,<br />

H2C4H4O6 s. HCl, KOH, H2C4H4O6 18° sulfide, penta- Sb2S5 golden 4.120<br />

d. s. HCl; alk., NH4HS, K2S; i. ac.<br />

0° telluride, tri-<br />

Antimonyl potassium tartrate<br />

Sb2Te3 gray<br />

−2S, 135<br />

629<br />

i. i. s. HCl, alk., NH4HS (tartar emetic) (SbO)KC4H4O6aH2O wh., rhb. 2.60 −aH2O, 100 5.268.7° 35.7100° sulfate, normal<br />

sulfate, basic<br />

(SbO) 2SO4 (SbO) 2SO4Sb2(OH) 4<br />

wh. pd.<br />

wh. pd.<br />

4.89 d.<br />

i.<br />

d.<br />

d.<br />

s. gly.; i. al.<br />

5.1515° Argon Ar col. gas 1.65<br />

gly.<br />

−288° ; −189.2 −185.7 5.60° cc 2.2350° cc 2425° 1.402<br />

cc al.<br />

−185.7° ;<br />

1.38 (A)<br />

Arsenic (crystalline) (α) As4 met., hex. 5.72714° 81436atm. Arsenic (black) (β) As4 bk., amor. 4.7<br />

subl. 615 i. i. s. HNO3 20° Arsenic (yellow)(γ) As4 yel., cb. 2.0<br />

i. i. s. HNO3, aq. reg.,<br />

aq. Cl2, h. alk.<br />

20° acid, orthoacid,metaacid,pyropentoxide<br />

H3AsO4aH2O HAsO3 H4As2O7 As2O5 col., hyg.<br />

wh., hyg.<br />

col.<br />

wh., amor.<br />

2.0–2.5<br />

4.086<br />

d. 358<br />

35.5<br />

d.<br />

d. 206<br />

−H2O, 160<br />

d.<br />

16.7<br />

d. to form<br />

d. to form<br />

59.5<br />

50<br />

H3AsO4 H3AsO4 s. alk.<br />

0° 76.7100° sulfide, di- (realgar) As2S2 red, mn., 2.68 (α)3.506<br />

s. alk., al.<br />

19° ;<br />

(β)3.254<br />

(α)tr. 267; 565 i. d. s. K2S, NaHCO3 19° (β)307<br />

sulfide, penta- As2S5 yel. d. 500 0.0001360° Arsenious chloride (butter of<br />

i. s. HNO3, alk.<br />

arsenic)<br />

hydride (arsine)<br />

oxide (arsenolite)<br />

AsCl3 AsH3 As2O3 oily lq.<br />

col. gas<br />

col., cb., fibrous, 1.755<br />

lq. 2.163<br />

2.695 (A)<br />

3.865<br />

−18<br />

−113.5<br />

130<br />

−55; d. 230<br />

d.<br />

20 cc<br />

d.<br />

sl. s.<br />

s. HCl, HBr, PCl3 sl. s. alk.<br />

25°<br />

oxide (claudetite)<br />

oxide<br />

As2O3 As2O3 col., mn., 1.92<br />

amor. or vitreous<br />

4<br />

3.85<br />

3.738<br />

subl.<br />

subl.<br />

315<br />

sl. s.<br />

sl. s.<br />

1.21<br />

sl. s.<br />

sl. s.<br />

i. al., et.<br />

i. al., et.<br />

0° 2.9340° 132.06<br />

388.04<br />

1930.39<br />

178.15<br />

114.12<br />

132.14<br />

115.11<br />

68.14<br />

196.40<br />

134.16<br />

99.11<br />

184.15<br />

76.12<br />

116.98<br />

121.76<br />

228.12<br />

291.52<br />

291.52<br />

339.72<br />

403.85<br />

626.32<br />

333.94<br />

371.58<br />

683.20<br />

39.95<br />

299.69<br />

299.69<br />

299.69<br />

150.95<br />

123.93<br />

265.87<br />

229.84<br />

213.97<br />

310.17<br />

181.28<br />

77.95<br />

197.84<br />

197.84<br />

197.84<br />

s. HCl, alk., Na2CO3; i. al., et.<br />

Auric chloride AuCl32H2O 339.36 or. cr. d. v. s. v. s. s. HCl, al., et.; sl. s.<br />

cyanide<br />

Aurous chloride<br />

cyanide<br />

Cf. also under Gold<br />

Au(CN) 36H2O AuCl<br />

AuCN<br />

yel. cr.<br />

yel. cr.<br />

7.4<br />

d. 50<br />

AuCl3, 170<br />

d.<br />

d. 290<br />

v. s.<br />

d.<br />

i.<br />

v. s.<br />

d.<br />

i.<br />

s. al.<br />

s. HCl, HBr; d. al.<br />

s. KCN; i. al., et.<br />

Barium Ba silv. met. 3.5 850 1140 d. d. s. a.; d. al.<br />

acetate Ba(C2H3O2) 2 col. 2.468 58.80° 75.0100° acetate Ba(C2H3O2) 2H2O wh., tri. pr., 1.517 2.19 −H2O, 41 7530° (anh.) 7940° bromide BaBr2 col. 4.781<br />

(anh.) i. al.<br />

24°<br />

4 847 d. 980° 149100° 383.11<br />

232.42<br />

222.98<br />

137.33<br />

*Usually the solution.<br />

†See special tables.<br />

‡Usual commercial form.<br />

255.42<br />

273.43<br />

297.14<br />

v. s. m. al.; v. sl. s. act.<br />

NH 3

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