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Stannic oxide

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Identification
Molecular formula
SnO2
CAS number
18282-10-5
IUPAC name
dioxido(oxo)tin
State
State

At room temperature, stannic oxide is typically found in a solid state. It is stable under normal conditions and maintains its solid form unless subjected to high temperatures.

Melting point (Celsius)
1 630.00
Melting point (Kelvin)
1 903.00
Boiling point (Celsius)
1 800.00
Boiling point (Kelvin)
2 073.00
General information
Molecular weight
150.71g/mol
Molar mass
150.7090g/mol
Density
6.9500g/cm3
Appearence

Stannic oxide appears as a colorless to light gray crystalline solid or as a white amorphous powder, depending on its form. The crystalline form may also have a slight blue or yellow tint due to impurities. It is commonly encountered as an off-white powder when synthesized or processed in the laboratory.

Comment on solubility

Solubility of Dioxido(oxo)tin (SnO2)

Dioxido(oxo)tin, commonly known as tin dioxide, exhibits unique solubility properties that merit attention. As a compound, SnO2 is primarily characterized by its low solubility in water, which limits its reactivity in aqueous environments. Here are some key points about its solubility:

  • Water Solubility: SnO2 is poorly soluble in water, making it a suitable material for various applications where aqueous solubility is not desired.
  • Solvent Considerations: While it does not dissolve significantly in water, tin dioxide can react with strong acids or bases, resulting in various tin salts.
  • Temperature Influence: The solubility of SnO2 can vary with temperature. Higher temperatures may enhance the solubility in acidic or basic solutions.
  • Applications: Its low solubility is leveraged in industries such as electronics and ceramics, where stronger interactions with other materials are necessary.

In summary, the solubility profile of SnO2 highlights its robustness in various environments, emphasizing its role as a stable and inert component in many chemical applications. Given its limited solubility in typical solvents, the compound is often favored in contexts where reactivity with water is not beneficial.

Interesting facts

Interesting Facts about Dioxido(oxo)tin (SnO2)

Dioxido(oxo)tin, commonly known as tin(IV) oxide or stannic oxide, is a fascinating compound with a wide range of applications in various fields. This compound not only showcases interesting properties but also plays a crucial role in industrial processes. Here are some noteworthy facts about SnO2:

  • Semiconductor Behavior: One of the remarkable features of SnO2 is its ability to exhibit semiconductor properties. It has been extensively studied for use in gas sensors and transparent conducting films.
  • Photocatalytic Activity: SnO2 demonstrates significant photocatalytic activity, making it valuable in environmental remediation. It can help in the degradation of pollutants when exposed to UV light.
  • Optical Applications: Due to its transparency in visible light and excellent conductivity, SnO2 is often used in solar cells and optical coatings. Its ability to maintain high optical clarity makes it an important material in these technologies.
  • Corrosion Resistance: Tin(IV) oxide is known for its corrosion-resistant properties. It is often utilized as a coating for metals to enhance durability and longevity.

Moreover, Dioxido(oxo)tin has been at the forefront of research due to its versatile applications and significant advantages in various domains. Its role in modern technologies is pivotal, highlighting the importance of this compound in both scientific research and industrial applications.

As a student or researcher, exploring the unique properties and potential of SnO2 can open doors to numerous innovations in material science and environmental technology. Truly, the world of chemical compounds like Dioxido(oxo)tin is filled with exciting possibilities!

Synonyms
CHEMBL445433
BDBM50278312