Praseodymium(III) oxalate

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Praseodymium(III) oxalate
Names
Other names
Praseodymium oxalate, Tris(oxalato(2-))dipraseodymium
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.019.895 OOjs UI icon edit-ltr-progressive.svg
EC Number
  • 221-884-6
PubChem CID
  • InChI=1S/3C2H2O4.2Pr/c3*3-1(4)2(5)6;;/h3*(H,3,4)(H,5,6);;/q;;;2*+3/p-6
    Key: UHTYDNCIXKPJDA-UHFFFAOYSA-H
  • C(=O)(C(=O)[O-])[O-].C(=O)(C(=O)[O-])[O-].C(=O)(C(=O)[O-])[O-].[Pr+3].[Pr+3]
Properties
C
6O
12Pr
2
Molar mass 545.87
AppearanceLight green crystals
Hazards
GHS labelling:
GHS-pictogram-exclam.svg
Warning
H302, H312
P264, P270, P280, P301+P312, P302+P352, P312, P322, P330, P363, P501
Related compounds
Other cations
Barium oxalate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Praseodymium(III) oxalate is an inorganic compound, a salt of praseodymium metal and oxalic acid with the chemical formula C6O12Pr2. [1] The compound forms light green crystals, insoluble in water, also forms crystalline hydrates.

Contents

Synthesis

The reaction of soluble praseodymium salts with oxalic acid:

Properties

Praseodymium oxalate forms light green crystals. It is poorly soluble in water.

The compound forms crystalline hydrates (light green crystals): Pr2(C2O4)3•10H2O.

The crystalline hydrate decomposes stepwise when heated: [2] [3]

Uses

The compound is used as an intermediate product in the synthesis of praseodymium. It is also applied to colour some glasses and enamels. If mixed with certain other materials, the compound paints glass intense yellow. [4]

Related Research Articles

<span class="mw-page-title-main">Beryllium oxalate</span> Chemical compound

Beryllium oxalate is an inorganic compound, a salt of beryllium metal and oxalic acid with the chemical formula C
2BeO
4. It forms colorless crystals, dissolves in water, and also forms crystalline hydrates. The compound is used to prepare ultra-pure beryllium oxide by thermal decomposition.

<span class="mw-page-title-main">Lithium oxalate</span> Chemical compound

Lithium oxalate is an inorganic compound, a salt of lithium metal and oxalic acid with the chemical formula C
2Li
2O
4. Lithium oxalate is soluble in water and converts to the oxide when heated.

<span class="mw-page-title-main">Copper oxalate</span> Chemical compound

Copper oxalate is an inorganic compound, a salt of copper metal and oxalic acid with the chemical formula CuC
2O
4. The compound is practically insoluble in water, alcohol, ether, and acetic acid but soluble in ammonium hydroxide. Copper oxalate forms a hydrate, which forms acid-blue crystals.

Praseodymium(III) nitride is a binary inorganic compound of praseodymium and nitrogen. Its chemical formula is PrN. The compound forms black crystals, and reacts with water.

<span class="mw-page-title-main">Praseodymium(IV) fluoride</span> Chemical compound

Praseodymium(IV) fluoride (also praseodymium tetrafluoride) is a binary inorganic compound, a highly oxidised metal salt of praseodymium and fluoride with the chemical formula PrF4.

<span class="mw-page-title-main">Yttrium oxalate</span> Chemical compound

Yttrium oxalate is an inorganic compound, a salt of yttrium and oxalic acid with the chemical formula Y2(C2O4)3. The compound does not dissolve in water and forms crystalline hydrates—colorless crystals.

Manganese oxalate is a chemical compound, a salt of manganese and oxalic acid with the chemical formula MnC
2O
4. The compound creates light pink crystals, does not dissolve in water, and forms crystalline hydrates. It occurs naturally as the mineral Lindbergite.

<span class="mw-page-title-main">Tin(II) oxalate</span> Chemical compound

Tin(II) oxalate is an inorganic compound, a salt of tin and oxalic acid with the chemical formula SnC
2O
4. The compound looks like colorless crystals, does not dissolve in water, and forms crystalline hydrates.

Neptunium (IV) oxalate is an inorganic compound, a salt of neptunium and oxalic acid with the chemical formula Np(C2O4)2. The compound is slightly soluble in water, forms crystalline hydrates—green crystals.

Samarium(III) oxalate is an inorganic compound, a salt of samarium and oxalic acid with the formula Sm2(C2O4)3. The compound does not dissolve in water, forms a crystalline hydrate with yellow crystals.

<span class="mw-page-title-main">Dysprosium(III) nitrate</span> Chemical compound

Dysprosium(III) nitrate is an inorganic compound, a salt of dysprosium and nitric acid with the chemical formula Dy(NO3)3. The compound forms yellowish crystals, dissolves in water, forms a crystalline hydrate.

<span class="mw-page-title-main">Holmium(III) nitrate</span> Chemical compound

Holmium (III) nitrate is an inorganic compound, a salt of holmium and nitric acid with the chemical formula Ho(NO3)3. The compound forms yellowish crystals, dissolves in water, also forms crystalline hydrates.

<span class="mw-page-title-main">Ytterbium(III) nitrate</span> Chemical compound

Ytterbium(III) nitrate is an inorganic compound, a salt of ytterbium and nitric acid with the chemical formula Yb(NO3)3. The compound forms colorless crystals, dissolves in water, and also forms crystalline hydrates.

Lutetium(III) nitrate is an inorganic compound, a salt of lutetium and nitric acid with the chemical formula Lu(NO3)3. The compound forms colorless crystals, dissolves in water, and also forms crystalline hydrates. The compound is poisonous.

<span class="mw-page-title-main">Erbium(III) nitrate</span> Chemical compound

Erbium(III) nitrate is an inorganic compound, a salt of erbium and nitric acid with the chemical formula Er(NO3)3. The compound forms pink crystals, readily soluble in water, also forms crystalline hydrates.

<span class="mw-page-title-main">Praseodymium(III) acetate</span> Compound of praseodymium

Praseodymium(III) acetate is an inorganic salt composed of a Praseodymium atom trication and three acetate groups as anions. This compound commonly forms the dihydrate, Pr(O2C2H3)3·2H2O.

Praseodymium compounds are compounds formed by the lanthanide metal praseodymium (Pr). In these compounds, praseodymium generally exhibits the +3 oxidation state, such as PrCl3, Pr(NO3)3 and Pr(CH3COO)3. However, compounds with praseodymium in the +2 and +4 oxidation states, and unlike other lanthanides, the +5 oxidation state, are also known.

<span class="mw-page-title-main">Praseodymium(III) iodide</span> Chemical compound

Praseodymium(III) iodide is an inorganic salt, consisting of the rare-earth metal praseodymium and iodine, with the chemical formula PrI3. It forms green crystals. It is soluble in water.

<span class="mw-page-title-main">Rubidium oxalate</span> Chemical compound

Rubidium oxalate is the oxalate salt of rubidium, with the chemical formula of Rb2C2O4.

Lanthanum oxalate is an inorganic compound, a salt of lanthanum metal and oxalic acid with the chemical formula La
2(C
2O
4)
3.

References

  1. ↑ "Praseodymium oxalate". National Institute of Standards and Technology . Retrieved 17 June 2021.
  2. ↑ Hussein, Gamal A.M. (1994-06-01). "Formation of praseodymium oxide from the thermal decomposition of hydrated praseodymium acetate and oxalate". Journal of Analytical and Applied Pyrolysis. 29: 89–102. doi:10.1016/0165-2370(93)00782-I . Retrieved 17 June 2021.
  3. ↑ Lv, Peng; Zhang, Liangjing; Koppala, Sivasankar; Chen, Kaihua; He, Yuan; Li, Shiwei; Yin, Shaohua (2020-09-01). "Decomposition Study of Praseodymium Oxalate as a Precursor for Praseodymium Oxide in the Microwave Field". ACS Omega . 5 (34): 21338–21344. doi:10.1021/acsomega.0c00505. PMC   7469113 . PMID   32905250.
  4. ↑ "Praseodymium Oxalate 99%-99.999% from Metall Rare Earth Limited". metall.com.cn. Retrieved 17 June 2021.
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