硒化镉























































































































































硒化镉




英文名
Cadmium(II) selenide
识别

CAS号
1306-24-7  ✓

PubChem
14784

ChemSpider
14101

SMILES


InChI


InChIKey
AQCDIIAORKRFCD-BBSQRNTLAE

Gmelin
 13656

UN编号
 2570

EINECS
215-148-3

ChEBI
50834

RTECS
 EV2300000

MeSH
cadmium+selenide
性质

化学式
 CdSe

摩尔质量
 191.37 g·mol−1
外观
 灰黑色或红色晶体

密度
 5.816 g·cm−3

熔点
 1268 °C（1541 K）

溶解性（水）
 难溶于水

溶解性
 可溶于甲苯[1]

能隙
 1.74 eV eV

折光度n
D
 2.5
结构

晶体结构
 纤维锌矿

空间群
C6v4-P63mc

配位几何
 Hexagonal
危险性

警示术语
 R：R20/21/22, R23/25, R33, R50/53

安全术语
 S：S2, S36/37, S45, S60, S61

欧盟分类
有毒 T 有害环境物质 N

GHS危险性符号
《全球化学品统一分类和标签制度》（简称“GHS”）中有毒物质的标签图案《全球化学品统一分类和标签制度》（简称“GHS”）中对人体有害物质的标签图案《全球化学品统一分类和标签制度》（简称“GHS”）中对环境有害物质的标签图案

GHS提示词
DANGER

H-术语
H301, H312, H331, H373, H410

P-术语
P261, P273, P280, P301+310, P311, P501

PEL
 [1910.1027] TWA 0.005 mg/m3 (as Cd)
相关物质
其他阴离子
氧化镉
硫化镉
碲化镉
其他阳离子
硒化锌
硒化汞
若非注明，所有数据均出自一般条件（25 ℃，100 kPa）下。

硒化镉是一种无机化合物，化学式为CdSe。它在高温下可以挥发，所以可以借此来提纯硒化镉。[2]



制备


将硒溶于亚硫酸钠溶液，得到Na2SeSO3，加入至硝酸镉的碱性溶液（溶剂 水:乙二醇=1:4），回流后得到棕褐色沉淀为CdSe。[3]



参考文献





  1. ^ 陈书堂, 徐冀川, 汪裕萍 等. 高温热解法制备硒化镉纳米晶. 物理化学学报, 2005, 21(2):113-116


  2. ^ 李艺星, 赵北君, 朱世富. 硒化镉多晶原料的提纯. 人工晶体学报, 2004, 33(3):343-345


  3. ^ 廖学红, 李曙照. 微波合成纳米硒化镉. 微纳电子技术, 2005, 42(11):529-531











  • 查

  • 论

  • 编


镉化合物 Cd2+












































































































































































































CdH2
















He

Li
Be










B
CdCO3
Cd(NH2)2
Cd(CN)2
Cd(NO3)2
CdO
Cd(OH)2
CdF2
Ne

Na
Mg










Cd2(AlCl4)2
Cd(AlCl4)2
CdSiO3
CdSiF6
Cd3P2
Cd3(PO4)2
CdS
CdSO3
CdSO4
CdCl2
Cd(ClO3)2
Cd(ClO4)2
Ar

K
Ca
Sc
Ti
V
CdCrO4
Cd(MnO4)2
Cd3[Fe(CN)6]2
Cd2[Fe(CN)6]
Cd2Fe2O4
Co
Ni
Cu
Zn
Ga
CdGeO3
Cd3As2
CdAs2
CdSe
CdSeO3
CdSeO4
CdBr2
Kr

Rb
Sr
Y
Zr
Nb
CdMoO4
Tc
Ru
Rh
Pd
Ag
Cd
In
CdSnO3
Sb
CdTe
CdTeO3
CdTeO4
CdI2
Cd(IO3)2
Xe

Cs
Ba
 *
Hf
Ta
CdWO4
Cd(ReO4)2
Os
Ir
Pt
Au
Hg
Tl
Pb
Bi
Po
At
Rn

Fr
Ra
 **
Rf
Db
Sg
Bh
Hs
Mt
Ds
Rg
Cn
Nh
Fl
Mc
Lv
Ts
Og


↓
















*
La
Ce
Pr
Nd
Pm
Sm
Eu
Gd
Tb
Dy
Ho
Er
Tm
Yb
Lu


**
Ac
Th
Pa
U
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
Lr

镉的有机化合物及有机酸盐

CdEt2 · CdPh2 · Cd(HCOO)2 · Cd(CH3COO)2 · CdC2O4 · Cd(C2H5COO)2 · Cd(C17H35COO)2








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  • 论

  • 编


硒化物 Se2−




















































































































































































































H2Se
H2Se2
















He

Li2Se
Be










B
CSe2
COSe
(NH4)2Se
O
F
Ne

Na2Se
MgSe










Al2Se3
Si
P2Se5
S
Cl
Ar

K2Se
CaSe
Sc2Se3
Ti
V
CrSe
Cr2Se3
MnSe
MnSe2
FeSe
CoSe
NiSe
CuSe
ZnSe
Ga2Se3
Ge
As2Se3
As4Se3
Se
Br
Kr

Rb2Se
SrSe
Y2Se3
Zr
NbSe2
MoSe2
Tc
Ru
Rh
PdSe
Ag2Se
CdSe
In2Se3
SnSe
SnSe2
Sb2Se3
Te
I
Xe

Cs2Se
BaSe
 *
Hf
Ta
WSe2
Re
Os
Ir
Pt
Au
HgSe
Tl2Se
PbSe
Bi
Po
At
Rn

Fr
RaSe
 **
Rf
Db
Sg
Bh
Hs
Mt
Ds
Rg
Cn
Nh
Fl
Mc
Lv
Ts
Og









↓
















*
La2Se3
LaSe2
CeSe
Ce2Se3
Pr2Se3
Nd2Se3
Pm
SmSe
Sm2Se3
EuSe
Eu2Se3
Gd2Se3
GdSe2
Tb2Se3
Dy2Se3
Ho2Se3
Er2Se3
Tm2Se3
YbSe
Yb2Se3
Lu2Se3


**
Ac2Se3
ThSe2
Pa
USe2
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
Lr




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