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Neodymium(III) carbonate
Names
IUPAC name
neodymium(3+);tricarbonate
Other names
neodymium(III) carbonate
Identifiers
CAS Number
3D model (JSmol )
ChemSpider
ECHA InfoCard
100.025.072
EC Number
PubChem CID
CompTox Dashboard (EPA )
InChI=1S/3CH2O3.2Nd.H2O/c3*2-1(3 )4;;;/h3*(H2,2,3,4);;;1H2/q;;;2*+3;/p-6
Key: CZXBEKQIOBCHSG-UHFFFAOYSA-H
C(=O)([O-])[O-].C(=O)([O-])[O-].C(=O)([O-])[O-].O.[Nd+3].[Nd+3]
Properties
Chemical formula
Nd 2 (CO 3 )3
Molar mass
468.53
Hazards
GHS labelling :
Pictograms
Signal word
Warning
Hazard statements
H315 , H319 , H335
Precautionary statements
P261 , P264 , P271 , P280 , P302+P352 , P304+P340 , P305+P351+P338 , P321 , P362+P364 , P403+P233 , P405 , P501
Related compounds
Other anions
neodymium(III) oxide , neodymium(III) hydroxide
Other cations
praseodymium(III) carbonate samarium(III) carbonate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Chemical compound
Neodymium(III) carbonate is an inorganic compound , a salt, where neodymium is in the +3 oxidation state and the carbonate ion has charge -2.[1] It has a chemical formula of Nd2 (CO 3 )3 . The anhydrous form is purple-red,[2] while the octahydrate is a pink solid.[3] Both of these salts are insoluble in water.[4]
Preparation [ edit ]
Neodymium(III) carbonate can be created by the reaction between neodymium(III) hydroxide and carbon dioxide :
2Nd(OH )3 + 3CO2 → Nd2 (CO 3 )3 + 3H2 O
Neodymium(III) carbonate can also be created by passing carbon dioxide under pressure through a solution of neodymium(III) chloride containing aniline :
2NdCl3 + 3CO2 + 6C6 H 2 NH 2 + H2 O → Nd2 (CO 3 )3 + 6C_6H_5NH_2·HCl
It can also be obtained from the hydrolysis of neodymium(III) chloroacetate :[4]
2Nd(C 2 Cl 3 O 2 )3 + 3H2 O → Nd2 (CO 3 )3 + 6CHCl3 + 3CO2
Another way to obtain neodymium(III) carbonate is by reacting neodymium(III) chloride with ammonium bicarbonate in water.[5]
Properties [ edit ]
Chemical properties [ edit ]
Neodymium(III) carbonate dissolves in acids and releases carbon dioxide :
Nd 2 (CO 3 )3 + 6H+ → 2Nd3+ + 3H2 O + 3CO2 ↑
Neodymium(III) carbonate can react with an acid to produce many neodymium salts:
H + + Nd2 (CO 3 )3 → Nd + H2 O + CO2
For example, to create neodymium acetate with neodymium(III) carbonate:
6CH3 COOH + 2Nd2 (CO 3 )3 → 2Nd(CH 3 COO)3 + 3H2 O + 3CO2
Neodymium(III) carbonate can form complexes with ammonium carbonate , sodium carbonate and potassium carbonate and many other salts, which explains their greater solubility in aqueous solutions than in distilled water . It can easily be converted into other neodymium compounds, such as neodymium(III) oxide when heated.[6] It can also form compounds with hydrazine , such as Nd2 (CO 3 )3 ·12N2 H 4 ·4H2 O which is a transparaent crystal that is slightly soluble in water but insoluble in benzene , d20°C = 1.96 g/cm3 .[7]
Physical properties [ edit ]
Neodymium(III) carbonate forms crystals and has a crystalline hydrate composition of Nd2 (CO 3 )3 ·n H 2 O, where n = 2.5 and 8. It doesn't dissolve in water.[3]
Applications [ edit ]
Neodymium carbonate can be used for lasers, glass coloring and tinting, and dielectrics.[6]
See also [ edit ]
References [ edit ]
^ a b Handbook… (Pierre Villars, Karin Cenzual, Roman Gladyshevskii; Walter de Gruyter GmbH & Co KG, 24 thg 7, 2017 - 1970 pages), page 999. Retrieved 4 February 2021.
^ a b 《无机化学丛书》. 第七卷 钪 稀土元素. 易宪武 黄春晖 等编.科学出版社. tr. 174, 碳酸盐.ISBN 978-7-03-030574-9
^ 黄婷. 碳酸钇、碳酸钕的结晶及相关技术研究[J ]. 《南昌大学》.2005年
^ a b "Neodymium Carbonate" .
^ Uchenye zapiski: Serii︠a︡ khimicheskikh nauk (S.M. Kirov adyna Azărbai̐jan Dȯvlăt Universiteti; 1975). Retrieved 7 February 2021.
t
e
Nd(II )
Nd(III)
Nd(IV )
t
e
H 2 CO 3
He
Li 2 CO 3 , LiHCO3
BeCO3
+BO3
(RO )(R'O)CO +C2 O 4
(NH 4 )2 CO 3 , NH 4 HCO3 ,+NO3
O
+F
Ne
Na 2 CO 3 , NaHCO3 , Na 3 H(CO 3 )2
MgCO3 , Mg(HCO3 )2
Al 2 (CO 3 )3
SiCO4 ,+SiO4
P
+SO4
+Cl
Ar
K 2 CO 3 , KHCO3
CaCO3 , Ca(HCO3 )2
Sc
Ti
V
CrCO3 , Cr 2 (CO 3 )3
MnCO3
FeCO3
CoCO3 , Co 2 (CO 3 )3
NiCO3
Cu 2 CO 3 , CuCO3 , Cu 2 CO 3 (OH )2
ZnCO3
Ga
Ge
As
Se
Br
Kr
Rb 2 CO 3
SrCO3
Y
Zr
Nb
Mo
Tc
Ru
Rh
PdCO3
Ag 2 CO 3
CdCO3
In
Sn
Sb
Te
I
Xe
Cs 2 CO 3 , CsHCO3
BaCO3
*
Lu 2 (CO 3 )3
Hf
Ta
W
Re
Os
Ir
Pt
Au
HgCO3
Tl 2 CO 3
PbCO3
(BiO)2 CO 3
Po(CO 3 )2
At
Rn
Fr
RaCO3
**
Lr
Rf
Db
Sg
Bh
Hs
Mt
Ds
Rg
Cn
Nh
Fl
Mc
Lv
Ts
Og
*
La 2 (CO 3 )3
Ce 2 (CO 3 )3
Pr 2 (CO 3 )3
Nd 2 (CO 3 )3
Pm
Sm 2 (CO 3 )3
EuCO3 , Eu 2 (CO 3 )3
Gd 2 (CO 3 )3
Tb 2 (CO 3 )3
Dy 2 (CO 3 )3
Ho 2 (CO 3 )3
Er 2 (CO 3 )3
Tm 2 (CO 3 )3
Yb 2 (CO 3 )3
**
Ac
Th(CO 3 )2
Pa
UO 2 CO 3
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
R e t r i e v e d f r o m " https://en.wikipedia.org/w/index.php?title=Neodymium(III)_carbonate&oldid=1220740753 "
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● T h i s p a g e w a s l a s t e d i t e d o n 2 5 A p r i l 2 0 2 4 , a t 1 6 : 5 1 ( U T C ) .
● T e x t i s a v a i l a b l e u n d e r t h e C r e a t i v e C o m m o n s A t t r i b u t i o n - S h a r e A l i k e L i c e n s e 4 . 0 ;
a d d i t i o n a l t e r m s m a y a p p l y . B y u s i n g t h i s s i t e , y o u a g r e e t o t h e T e r m s o f U s e a n d P r i v a c y P o l i c y . W i k i p e d i a ® i s a r e g i s t e r e d t r a d e m a r k o f t h e W i k i m e d i a F o u n d a t i o n , I n c . , a n o n - p r o f i t o r g a n i z a t i o n .
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