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2-19<br />

chloride (calomel) HgCl wh., tet., 1.9733 7.150 302 383.7 0.00140° 0.000743° s. aq. reg., Hg(NO3) 2;<br />

sl. s. HNO3, HCl;<br />

i. al., etc.<br />

iodide HgI yel., tet. 7.70 290 d. subl. 140; 310d. 2 × 10−8 v. sl. s. s. KI; i. al.<br />

nitrate HgNO3H2O wh. mn. 4.7853.9° 236.04<br />

327.49<br />

Mercurous oxide Hg2O 280.61<br />

417.18 bk. 9.8<br />

70<br />

d. 100<br />

expl. v. s.<br />

i.<br />

d.<br />

0.0007<br />

s. HNO3; i. al., et.<br />

s. h. ac.; i. alk., dil. HCl,<br />

sulfate Hg2SO4 wh., mn. 7.56 d. 0.05516.5° 0.092100° Mercury† Hg silv. lq. or hex.(?) 13.546<br />

s. H2SO4, HNO3<br />

20° Molybdenum<br />

chloride, di-<br />

Mo<br />

MoCl2 gray, cb.<br />

yel., amor.<br />

10.2<br />

3.714<br />

−38.87<br />

2620 10<br />

356.9<br />

3700<br />

i.<br />

i.<br />

i.<br />

i.<br />

s. HNO3; i. HCl<br />

s. h. conc. H2SO4; i.<br />

HCl, HF, NH3, dil.<br />

H2SO4, Hg<br />

25°<br />

chloride, tri- MoCl3 dark red pd.<br />

4<br />

3.578<br />

d. i. i. s. HCl, H2SO4, NH4OH, al., et.<br />

25°<br />

4 d. i. d. s. HNO3, H2SO4; v. sl. s.<br />

al., et.<br />

chloride, tetrachloride,<br />

penta-<br />

MoCl4 MoCl5 brn., delq.<br />

bk. cr. 2.928<br />

volt. d. s. d. s. HNO3, H2SO4; sl. s.<br />

al., et.<br />

25°<br />

4 194 268 s. d. s. HNO3, H2SO4; i. abs.<br />

al., et.<br />

oxide, tri- (molybdite) MoO3 col., rhb. 4.5019.5° 795 subl. 0.10718° 2.10679° sulfide, di- (molybdenite) MoS2 bk., hex., 4.7 4.801<br />

s. a., NH4OH 14° sulfide, trisulfide,<br />

tetra-<br />

Molybdic acid<br />

Molybdic acid<br />

MoS3 MoS4 H2MoO4 H2MoO4H2O red-brn.<br />

brn. pd.<br />

yel-wh., hex.<br />

yel., mn. 3.124<br />

1185<br />

d.<br />

d.<br />

d. 115<br />

i.<br />

sl. s.<br />

i.<br />

v. sl. s.<br />

i.<br />

s.<br />

i.<br />

sl. s.<br />

s. H2SO4, aq. reg.<br />

s. alk. sulfides<br />

s. alk. sulfides; i. NH3 s. NH4OH, H2SO4; i. NH<br />

15° −H2O, 70 −2H2O, 200 0.13318° 2.1370° Neodymium Nd yellowish 6.9<br />

s. a., NH4OH, NH4, salts<br />

20° 840 d.<br />

Neon Ne col. gas lq. 1.204−245.9° −248.67 −245.9 2.60° cc 1.145° 0.674 (A)<br />

cc s. lq. O2, al., act., bz.<br />

Neptunium Np239 Produced by Neutron bombardment of U238 Nickel Ni silv. met., cb. 8.9020 acetate<br />

ammonium chloride<br />

Ni(C2H3O2) 2<br />

NiCl2NH4Cl6H2O gn. pr.<br />

gn., delq., mn.<br />

1.798<br />

1.645<br />

1452<br />

d.<br />

2900 i.<br />

16.6<br />

150<br />

i. s. dil. HNO3; sl. s. H2SO4, HCl; i. NH3 i. al.<br />

25° ammonium sulfate NiSO4(NH4) 2SO4 blue-gn., mn., 1.923 2.5<br />

v. s.<br />

3.5° 39.288° bromate<br />

6H2O Ni(BrO3) 26H2O 1.5007<br />

gn., cb. 2.575 d. 28<br />

v. sl. s. (NH4) 2SO4 s. NH4OH bromide NiBr2 yel., delq. 4.64 28°<br />

4 d. 112.80° 156100° s. al., et., NH4OH bromide NiBr23H2O gn., delq. −3H2O, 200 1999° 316100° bromide, ammonia<br />

bromoplatinate<br />

carbonate<br />

NiBr26NH3 NiPtBr66H2O NiCO3 vl. pd.<br />

trig.<br />

lt. gn., rhb.<br />

1.837<br />

3.715<br />

d.<br />

v. s.<br />

0.0093<br />

d.<br />

s. al., et., NH4OH i. c. NH4OH 25° carbonate, basic<br />

carbonyl<br />

2NiCO33Ni(OH) 2<br />

4H2O Ni(CO) 4<br />

lt. gn.<br />

lq. 1.31<br />

d. i.<br />

i.<br />

d.<br />

s. a.<br />

s. a., NH4 salts<br />

17° −25 43751mm 0.0189.8° chloride NiCl2 yel., delq. 3.544 subl. 973 53.8<br />

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

0° 87.6100° chloride NiCl26H2O* gn., delq., mn.,<br />

1.57<br />

180 v. s.<br />

s. NH4OH, al.; i. NH3 v. s. al.<br />

chloride, ammonia<br />

cyanide<br />

dimethylglyoxime<br />

formate<br />

hydroxide (ic)<br />

hydroxide (ous)<br />

nitrate<br />

NiCl26NH3 Ni(CN) 24H2O NiC8H14O4N4 Ni(HCO2) 22H2O Ni(OH) 3<br />

Ni(OH) 2dH2O Ni(NO3) 26H2O gn. pl.<br />

scarlet red cr.<br />

gn. cr.<br />

bk.<br />

lt. gn.<br />

gn., mn.<br />

2.154<br />

4.36<br />

2.05<br />

−4H2O, 200 d.<br />

subl. 250<br />

d.<br />

d.<br />

d.<br />

56.7 136.7<br />

s.<br />

i.<br />

i.<br />

s.<br />

i.<br />

v. sl. s.<br />

243.0<br />

d.<br />

i.<br />

i.<br />

i.<br />

v. sl. s.<br />

s. NH4OH; i. al.<br />

s. KCN; i. dil. KCl<br />

s. abs. al., a.; i. ac.,<br />

NH4OH s. a., NH4OH, NH4Cl s. a., NH4OH; i. alk.<br />

0° ∞56.7° nitrate, ammonia<br />

oxide, mono- (bunsenite)<br />

potassium cyanide<br />

Ni(NO3) 24NH32H2O NiO<br />

Ni(CN) 22KCNH2O gn.-bk., cb., 2.37<br />

red yel., mn.<br />

7.45<br />

1.875<br />

Forms Ni2O3 at 400<br />

v. s.<br />

i. i.<br />

s. NH4OH; i. abs. al.<br />

i. al.<br />

s. a., NH4OH 11° sulfate NiSO4 yel., cb. 3.68<br />

−H2O, 100<br />

−SO3, 840<br />

s.<br />

27.2<br />

d. a.<br />

0° 76.7100° 497.24<br />

200.59<br />

95.94<br />

166.85<br />

202.30<br />

237.75<br />

273.21<br />

143.94<br />

160.07<br />

192.14<br />

224.20<br />

161.95<br />

161.95<br />

144.24<br />

20.18<br />

239.05<br />

58.69<br />

176.78<br />

291.18<br />

394.99<br />

422.59<br />

218.50<br />

272.55<br />

320.68<br />

841.29<br />

118.70<br />

587.59<br />

170.73<br />

129.60<br />

237.69<br />

*Usual commercial form.<br />

†See also Tables 2-28 <strong>and</strong> 2-280.<br />

231.78<br />

182.79<br />

288.91<br />

184.76<br />

109.72<br />

97.21<br />

290.79<br />

286.86<br />

74.69<br />

258.97<br />

154.76<br />

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

NH 3

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