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Thorium dioxide

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Identification
Molecular formula
ThO2
CAS number
1314-20-1
IUPAC name
dioxothorium
State
State

Thorium dioxide is a solid at room temperature. It is characterized by its high melting point and stability in its solid form.

Melting point (Celsius)
3 390.00
Melting point (Kelvin)
3 663.00
Boiling point (Celsius)
4 400.00
Boiling point (Kelvin)
4 673.00
General information
Molecular weight
264.04g/mol
Molar mass
264.0370g/mol
Density
10.0000g/cm3
Appearence

Thorium dioxide, also known as thoria, is a white, refractory solid. It is primarily used in incandescent gas mantles and in the high-temperature ceramics industry due to its high melting point and chemical stability. Thorium dioxide is typically found in a powder form.

Comment on solubility

Solubility of Dioxothorium

The solubility of dioxothorium, with the chemical formula ThO2, presents a unique case in the study of chemical compounds. Dioxothorium is primarily characterized as being insoluble in water, which is an important property for its applications and behavior in various environments.

Key Solubility Characteristics:

  • The high lattice energy of ThO2 contributes to its insolubility, as strong ionic bonds in the solid-state resist dissolution.
  • It demonstrates minimal solubility in organic solvents as well, exhibiting limited reactivity in non-aqueous environments.
  • In acidic conditions, however, there can be some solubilization, primarily leading to the formation of thorium salts which are more soluble.

In summary, while dioxothorium is broadly recognized for its insolubility, its behavior can vary considerably under different chemical contexts. Understanding these solubility properties is crucial for effectively manipulating this compound in practical applications.

Interesting facts

Interesting Facts About Dioxothorium

Dioxothorium is a fascinating chemical compound that has garnered attention in various scientific fields due to its unique properties and potential applications. Here are some key facts about this intriguing compound:

  • Radioactivity: Dioxothorium is known for its radioactive nature, contributing to its importance in nuclear chemistry and radiochemistry. The study of its radioactivity has implications for understanding nuclear reactions and decay processes.
  • Thorium Source: This compound is derived from thorium, a naturally occurring element that has been explored as a potential alternative to uranium in nuclear reactors due to its abundance and lower radioactive waste production.
  • Research Applications: Dioxothorium is utilized in scientific research to study various phenomena, including nuclear fission and neutron capture processes. Its unique properties make it a valuable subject in laboratory experiments.
  • Environmental Impact: As scientists explore the use of thorium-based fuels for energy production, understanding the environmental impact of compounds like dioxothorium becomes crucial in promoting sustainable energy solutions.
  • Future Prospects: With ongoing research in the field of nuclear energy, dioxothorium may play a role in the development of advanced reactor technologies that aim to be both efficient and environmentally friendly.

In conclusion, dioxothorium serves as a pivotal compound in scientific research, especially in the quest for cleaner and more sustainable sources of energy. As our understanding of this compound deepens, it may open new avenues for innovation in nuclear technology and energy production.

Synonyms
THORIUM DIOXIDE
Thoria
Thorium oxide (ThO2)
1314-20-1
Thorotrast
Umbrathor
Thorium anhydride
Thorianite
Thortrast
Thorium-232 dioxide
Dioxide, Thorium
Thorium(IV) oxide
HSDB 6364
UNII-9XA7X17UQC
EINECS 215-225-1
9XA7X17UQC
CHEBI:37339
Oxide, Thorium
Thorium232 dioxide
THORIUM DIOXIDE [INCI]
DTXCID8030211
THORIUM DIOXIDE SUSPENSION
215-225-1
253-453-3
37300-04-2
dtxsid0051657
einecs 253-453-3
thorium dioxide (mart.)
thorium dioxide [hsdb]
thorium dioxide [mart.]
thorium dioxide suspension [who-dd]
thorium oxide [mi]
dioxothorium
ThO2
Thorium oxide, >=99.0%
NS00076164
Q420634