1 Introduction General Information on Technetium
7
Table 1.4 Solubilities of
pertechnetate salts in water
(Keller and Kanellakopulos
1963; Busey and Bevan 1960;
Boyd 1978; German et al.
1988, 1993; Könnecke et al.
1997; Peretrukhin et al. 2008)
Salt
Solubility
Temperature/°C
NH 4 TcO 4
0.594 mol kg −1
25
NaTcO 4 · 4H 2 O
11.299 mol kg −1
KTcO 4
0.1057 mol kg −1
CsTcO 4
0.0184 mol kg −1
AgTcO 4
0.0270 mol kg −1
TlTcO 4
0.00248 mol kg −1
RbTcO 4
0.04699 mol dm −3
20
Ba(TcO 4 ) 2
0.165 mol dm −3
(CH 3 ) 4 NTcO 4
0.135 mol dm −3
25
(C 2 H 5 ) 4 NTcO 4
0.025 mol dm −3
(n − C 4 H 9 ) 4 NTcO 4 0.0043 mol dm −3
Ph 4 AsTcO 4
4.0 · 10 −4 mol dm −3
of Sr(TcO 4 ) 2 is lower as compared with Ca(TcO 4 ) 2 . Solubility of the latter can be
estimated at a level of 1 mol dm
−3 .
References
Armstrong JT (2003) Technetium. https://pubsapp.acs.org/cen/80th/technetium.html? Accessed 13
Apr 2018
Barriére (1896) Luminous material for incandescent gas-lighting. US Patent 567571A, 8 Sept 1896
Baum E et al (2010) Nuclides and isotopes chart of the nuclides, 17th edn. Bechtel
Boyd GE (1978) Osmotic and activity coefficients of aqueous HTcO 4 and HReO 4 solutions at 25
°C. J Solution Chem 7:229–238
Browne E, Firestone RB (1986) Table of radioactive isotopes. Wiley, USA
Burbidge KM, Burbidge GR, Fowler GA et al (1957) Synthesis of the elements in stars. Rev Mod
Phys 29(4):547–654
Busey RH, Bevan Jr RB (1960) Chemistry of technetium, solubility and heat of solution of potassium pertechnetate and potassium hexachlororhenate(IV). Tech Report ORNL-2983, Oak Ridge
National Laboratory, Tennesse
Cacciapuoti BN, Segré E (1937) Radioactive isotopes of element 43. Phys Rev 52:1252–1253
Cacciapuoti BN (1939) Radioactive isotopes of element 43. Phys Rev 55:110
Chu SYF, Ekström LP, Firestone RB (1999) WWW table of radioactive isotopes, database version
1999-02-28 from URL nucleardata.nuclear.lu.se/toi/index.asp
Compton VB, Corenzwit E, Maita JP (1961) Superconductivity of technetium alloys and
compounds. Phys Rev 123:1567–1568
Deslattes RD, Kessler EG Jr, Indelicato P (2003) X-ray transition energies database. Rev Mod Phys
75:35–99
Enghag P (2004) Encyclopedia of the elements: technical data—history—processing—applications,
1st edn. Wiley-Vchy, p 652
Franklin KJ, Lock CJL, Sayer BG (1982) Chemical applications of 99 Tc NMR spectroscopy: preparation of novel Tc(VII) species and their characterization by multinuclear NMR spectroscopy. J
Am Chem Soc 104:5303–5306
7
Table 1.4 Solubilities of
pertechnetate salts in water
(Keller and Kanellakopulos
1963; Busey and Bevan 1960;
Boyd 1978; German et al.
1988, 1993; Könnecke et al.
1997; Peretrukhin et al. 2008)
Salt
Solubility
Temperature/°C
NH 4 TcO 4
0.594 mol kg −1
25
NaTcO 4 · 4H 2 O
11.299 mol kg −1
KTcO 4
0.1057 mol kg −1
CsTcO 4
0.0184 mol kg −1
AgTcO 4
0.0270 mol kg −1
TlTcO 4
0.00248 mol kg −1
RbTcO 4
0.04699 mol dm −3
20
Ba(TcO 4 ) 2
0.165 mol dm −3
(CH 3 ) 4 NTcO 4
0.135 mol dm −3
25
(C 2 H 5 ) 4 NTcO 4
0.025 mol dm −3
(n − C 4 H 9 ) 4 NTcO 4 0.0043 mol dm −3
Ph 4 AsTcO 4
4.0 · 10 −4 mol dm −3
of Sr(TcO 4 ) 2 is lower as compared with Ca(TcO 4 ) 2 . Solubility of the latter can be
estimated at a level of 1 mol dm
−3 .
References
Armstrong JT (2003) Technetium. https://pubsapp.acs.org/cen/80th/technetium.html? Accessed 13
Apr 2018
Barriére (1896) Luminous material for incandescent gas-lighting. US Patent 567571A, 8 Sept 1896
Baum E et al (2010) Nuclides and isotopes chart of the nuclides, 17th edn. Bechtel
Boyd GE (1978) Osmotic and activity coefficients of aqueous HTcO 4 and HReO 4 solutions at 25
°C. J Solution Chem 7:229–238
Browne E, Firestone RB (1986) Table of radioactive isotopes. Wiley, USA
Burbidge KM, Burbidge GR, Fowler GA et al (1957) Synthesis of the elements in stars. Rev Mod
Phys 29(4):547–654
Busey RH, Bevan Jr RB (1960) Chemistry of technetium, solubility and heat of solution of potassium pertechnetate and potassium hexachlororhenate(IV). Tech Report ORNL-2983, Oak Ridge
National Laboratory, Tennesse
Cacciapuoti BN, Segré E (1937) Radioactive isotopes of element 43. Phys Rev 52:1252–1253
Cacciapuoti BN (1939) Radioactive isotopes of element 43. Phys Rev 55:110
Chu SYF, Ekström LP, Firestone RB (1999) WWW table of radioactive isotopes, database version
1999-02-28 from URL nucleardata.nuclear.lu.se/toi/index.asp
Compton VB, Corenzwit E, Maita JP (1961) Superconductivity of technetium alloys and
compounds. Phys Rev 123:1567–1568
Deslattes RD, Kessler EG Jr, Indelicato P (2003) X-ray transition energies database. Rev Mod Phys
75:35–99
Enghag P (2004) Encyclopedia of the elements: technical data—history—processing—applications,
1st edn. Wiley-Vchy, p 652
Franklin KJ, Lock CJL, Sayer BG (1982) Chemical applications of 99 Tc NMR spectroscopy: preparation of novel Tc(VII) species and their characterization by multinuclear NMR spectroscopy. J
Am Chem Soc 104:5303–5306