Polonium tetranitrate

Polonium tetranitrate is an inorganic compound, a salt of polonium and nitric acid with the chemical formula Po(NO3)4.[1] The compound is radioactive, forms white crystals.[2][3]

Polonium tetranitrate
Names
Other names
Polonium tetranitrate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.060.234
EC Number
  • 266-278-2
  • InChI=1S/4NO3.Po/c4*2-1(3)4;/q4*-1;
    Key: QQOAUYKHHFTXBZ-UHFFFAOYSA-N
  • [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[Po]
Properties
Po(NO3)4
Molar mass 457.00
Appearance White crystalline solid
Soluble
Hazards
GHS labelling:
Warning
Related compounds
Related compounds
 Americium(III) nitrate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Synthesis

Dissolution of metallic polonium in concentrated nitric acid:

Physical properties

Polonium(IV) nitrate forms white[4] or colorless crystals.[5]

Dissolves in water with hydrolysis.

Chemical properties

It disproportionates in aqueous weakly acidic nitric acid solutions:

Polonium ion (2+) is oxidized with nitric acid to polonium (4+).

References
  1. Bagnall, K. W.; Robertson, D. S.; Stewart, M. a. A. (1 January 1958). "726. The polonium nitrates". Journal of the Chemical Society: 3633–3636. doi:10.1039/JR9580003633. ISSN 0368-1769. Retrieved 20 August 2021.
  2. Schmidt, M.; Siebert, W.; Bagnall, K. W. (22 October 2013). The Chemistry of Sulphur, Selenium, Tellurium and Polonium: Pergamon Texts in Inorganic Chemistry. Elsevier. p. 986. ISBN 978-1-4831-5865-5. Retrieved 20 August 2021.
  3. Advances in Inorganic Chemistry and Radiochemistry. Academic Press. 1 January 1962. p. 220. ISBN 978-0-08-057853-8. Retrieved 20 August 2021.
  4. Schweitzer, George K.; Pesterfield, Lester L. (14 January 2010). The Aqueous Chemistry of the Elements. Oxford University Press. p. 243. ISBN 978-0-19-974219-6. Retrieved 20 August 2021.
  5. Inorganic Chemistry. PHI Learning Pvt. Ltd. 2012. p. 494. ISBN 978-81-203-4308-5. Retrieved 20 August 2021.
Salts and covalent derivatives of the nitrate ion
HNO3 He
LiNO3 Be(NO3)2 B(NO
3)−
4		 RONO2 NO−
3
NH4NO3		 HOONO2 FNO3 Ne
NaNO3 Mg(NO3)2 Al(NO3)3 Si P S ClONO2 Ar
KNO3 Ca(NO3)2 Sc(NO3)3 Ti(NO3)4 VO(NO3)3 Cr(NO3)3 Mn(NO3)2 Fe(NO3)2
Fe(NO3)3		 Co(NO3)2
Co(NO3)3		 Ni(NO3)2 CuNO3
Cu(NO3)2		 Zn(NO3)2 Ga(NO3)3 Ge As Se BrNO3 Kr
RbNO3 Sr(NO3)2 Y(NO3)3 Zr(NO3)4 Nb Mo Tc Ru(NO3)3 Rh(NO3)3 Pd(NO3)2
Pd(NO3)4		 AgNO3
Ag(NO3)2		 Cd(NO3)2 In(NO3)3 Sn(NO3)4 Sb(NO3)3 Te INO3 Xe(NO3)2
CsNO3 Ba(NO3)2   Hf(NO3)4 Ta W Re Os Ir Pt(NO3)2
Pt(NO3)4		 Au(NO3)3 Hg2(NO3)2
Hg(NO3)2		 TlNO3
Tl(NO3)3		 Pb(NO3)2 Bi(NO3)3
BiO(NO3)		 Po(NO3)4 At Rn
FrNO3 Ra(NO3)2   Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og
↓
La(NO3)3 Ce(NO3)3
Ce(NO3)4		 Pr(NO3)3 Nd(NO3)3 Pm(NO3)3 Sm(NO3)3 Eu(NO3)3 Gd(NO3)3 Tb(NO3)3 Dy(NO3)3 Ho(NO3)3 Er(NO3)3 Tm(NO3)3 Yb(NO3)3 Lu(NO3)3
Ac(NO3)3 Th(NO3)4 PaO2(NO3)3 UO2(NO3)2 Np(NO3)4 Pu(NO3)4 Am(NO3)3 Cm(NO3)3 Bk(NO3)3 Cf Es Fm Md No Lr
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