Cesium pertechnetate

Crystal structure
	__ Cs + __ Tc 7+ __ O 2−
Crystal system	orthorhombic
Space group	Pnma
Lattice parameters	a = 572.6 pm; b = 592.2 pm; c = 1436 pm;
General
Surname	Cesium pertechnetate
Ratio formula	CsTcO 4
Brief description	white solid
External identifiers / databases
Wikidata	Q63441384
properties
Molar mass	294.9 g mol −1
Physical state	firmly
Melting point	590 ° C
Hazard and safety information
	; Radioactive
GHS hazard labeling ; no classification available
GHS hazard labeling ; no classification available
	As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Cesium pertechnetate, CsTcO ₄ , is a chemical compound of cesium from the group of pertechnetates .

Extraction and presentation

Cesium pertechnetate can be produced by the reaction of cesium carbonate and ammonium pertechnetate .

${\ displaystyle {\ ce {Cs2CO3 + 2 NH4TcO4 -> 2 CsTcO4 + (NH4) 2CO3}}}$

properties

The crystal structure of cesium pertechnetate has the space group Pnma (space group no. 62). The lattice parameters are a = 572.6 pm , b = 592.2 pm and c = 1436 pm. The distance of the Tc – O bond is 164.0 pm and the angle of the O – Tc – O bond is 112.9 °.

Individual evidence

↑ ^a ^b ^c Klaus Schwochau: Technetium: Chemistry and Radiopharmaceutical Applications . John Wiley & Sons, 2008, ISBN 3-527-61337-4 , pp. 129 .
↑ The hazards emanating from radioactivity do not belong to the properties to be classified according to the GHS labeling. With regard to other hazards, this substance has either not yet been classified or a reliable and citable source has not yet been found.
^ ^A ^b Jamie Weaver, Chuck Z. Soderquist, Nancy M. Washton, Andrew S. Lipton, Paul L. Gassman, Wayne W. Lukens, Albert A. Kruger, Nathalie A. Wall, John S. McCloy: Chemical Trends in Solid Alkali pertechnetates . Inorg. Chem., February 2017, p. 2533-2544 , doi : 10.1021 / acs.inorgchem.6b02694 .

[Technetium:_Chemistry_and_Radiopharmaceutical_Applications-1] Klaus Schwochau: Technetium: Chemistry and Radiopharmaceutical Applications . John Wiley & Sons, 2008, ISBN 3-527-61337-4 , pp. 129 .

[NV-2] The hazards emanating from radioactivity do not belong to the properties to be classified according to the GHS labeling. With regard to other hazards, this substance has either not yet been classified or a reliable and citable source has not yet been found.

[Chemical_Trends_in_Solid_Alkali_Pertechnetates-3] A ^b Jamie Weaver, Chuck Z. Soderquist, Nancy M. Washton, Andrew S. Lipton, Paul L. Gassman, Wayne W. Lukens, Albert A. Kruger, Nathalie A. Wall, John S. McCloy: Chemical Trends in Solid Alkali pertechnetates . Inorg. Chem., February 2017, p. 2533-2544 , doi : 10.1021 / acs.inorgchem.6b02694 .