Many compounds of thorium are known: this is because thorium and uranium are the most stable and accessible actinides and are the only actinides that...

Thorium is a chemical element. It has the symbol Th and atomic number 90. Thorium is a weakly radioactive light silver metal which tarnishes olive gray...

tungsten and carbon) and a few compounds (including tantalum carbide) have higher melting points. All thorium compounds, including the dioxide, are radioactive...

aqueous solutions. Thorium is rather active chemically. Owing to lack of electrons on 6d and 5f orbitals, tetravalent thorium compounds are colorless. At...

Thorium(IV) nitrate is a chemical compound, a salt of thorium and nitric acid with the formula Th(NO3)4. A white solid in its anhydrous form, it can form...

Thorium(IV) fluoride (ThF4) is an inorganic chemical compound. It is a white hygroscopic powder which can be produced by reacting thorium with fluorine...

Carbon compounds are defined as chemical substances containing carbon. More compounds of carbon exist than any other chemical element except for hydrogen...

Thorium dichloride is a binary inorganic compound of thorium metal and chloride with the chemical formula ThCl2. Th-metal is dissolved in alkali chloride...

variations when trying to measure radiation from thorium oxide. Rutherford noticed that the compounds of thorium continuously emit a radioactive gas that remains...

Thorium heptaphosphide is a binary inorganic compound of thorium metal and phosphorus with the chemical formula ThP7. This is the most phosphorus-rich...

Thorium trifluoride is a binary inorganic compound of thorium metal and fluorine with the chemical formula ThF3. Reaction of thorium metal with thorium...

Thorium trichloride is a binary inorganic compound of thorium metal and chlorine with the chemical formula ThCl3. The compound can be prepared by reducing...

Thorium(IV) chloride describes a family of inorganic compounds with the formula ThCl4(H2O)n. Both the anhydrous and tetrahydrate (n = 4) forms are known...

Imaging. 59 (4): 420–438. PMID 26222274. Stoll, Wolfgang (2005). "Thorium and Thorium Compounds". Ullmann's Encyclopedia of Industrial Chemistry. Wiley-VCH...

or tungsten. It forms well-defined intermetallic compounds with antimony, gallium, indium, and thorium, which are photosensitive. It mixes with all the...

determination of barium, beryllium, lithium, uranium and thorium compounds. Being a compound of arsenic, it is highly toxic. Haartz, J. C.; Eller, Peter...

Thorium triiodide is a binary inorganic compound of thorium metal and iodine with the chemical formula ThI3. Th metal is heated with ThI4 in a vacuum...

(11th ed.). Cambridge University Press. p. 692. Wolfgang Stoll "Thorium and Thorium Compounds" Ullmann's Encyclopedia of Industrial Chemistry 2012 Wiley-VCH...

Thorium dicarbide is an inorganic compound with the chemical formula ThC2. Thorium dicarbide can be produced by reacting metal thorium and graphite at...

74. It is a rare metal found naturally on Earth almost exclusively as compounds with other elements. It was identified as a distinct element in 1781 and...

Thorium oxyfluoride is an inorganic compound of thorium metal, fluorine, and oxygen with the chemical formula ThOF 2. Thorium oxyfluoride can be prepared...

Th(l) ⇌ 2 ThO(s) ThO2 → ThO(s) + ½ O2 Stoll, Wolfgang (2011). "Thorium and Thorium Compounds". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim:...

Thorium compounds produce excellent images because of thorium's high opacity to X-rays (it has a high cross section for absorption). However, thorium...

with 143 neutrons (236U) and it decays into an isotope of element 90, thorium, with 142 neutrons (232Th). The daughter isotope may be stable or it may...

Thorium(IV) orthosilicate (ThSiO4) is an inorganic chemical compound. Thorite is a mineral that consists essentially of thorium othosilicate. Chambers...

Thorium(IV) selenate is an inorganic compound with the chemical formula Th(SeO4)2. It exists in the octahydrate form and as a basic salt. Thorium(IV)...

means: (a) the production and use of thorium, or thorium compounds, and the production of products where thorium is deliberately added; or (b) the production...

Thorium diselenide is an inorganic compound with the chemical formula ThSe2. It is one of the selenides of thorium. It was first obtained in 1896 through...

Thorium diiodide is an iodide of thorium, with the chemical formula of ThI2. It is an electride with the ionic formula Th4+(I-)2e-2. It is air-sensitive...

Thorium(IV) carbide (ThC) is an inorganic thorium compound and a carbide. NIST Standard Reference Data (2021). "Thorium carbide". webbook.nist.gov. Retrieved...