Skip to main content

Lead(II) hydrogen arsenate

ADVERTISEMENT
Identification
Molecular formula
PbHAsO4
CAS number
7784-40-9
IUPAC name
plumbous;hydrogen arsorate
State
State

At room temperature, lead(II) hydrogen arsenate is a solid. It is important to handle the solid appropriately, with consideration to its potential health hazards.

Melting point (Celsius)
373.00
Melting point (Kelvin)
646.00
Boiling point (Celsius)
998.00
Boiling point (Kelvin)
1 271.00
General information
Molecular weight
465.12g/mol
Molar mass
465.1220g/mol
Density
7.2000g/cm3
Appearence

Lead(II) hydrogen arsenate typically appears as a white or colorless crystalline solid. It may also present itself as a powder. Since it is a lead compound, safety precautions should be observed when handling this material due to its potential toxicity.

Comment on solubility

Solubility of Plumbous Hydrogen Arsenate

Plumbous hydrogen arsenate, also known scientifically as lead(II) hydrogen arsenate, exhibits interesting solubility characteristics that are vital for its applications in various fields. Understanding its solubility is crucial for handling and potential environmental impacts.

Solubility Characteristics

The solubility of plumbous hydrogen arsenate can be summarized as follows:

  • Water Solubility: Plumbous hydrogen arsenate is generally considered to be poorly soluble in water. Such properties can limit its mobility and bioavailability in aquatic environments.
  • Influence of pH: The solubility tends to fluctuate with changes in the pH of the solution, where higher acidity can enhance solubility due to the formation of more stable complex ions.
  • Solvent Effects: Alternative solvents can exhibit varying interactions with plumbous hydrogen arsenate, potentially altering its solubility profile significantly.

In practical applications, this limited solubility is a critical factor to consider, particularly in scenarios involving waste management and remediation of contaminated sites. Due to its toxicity and environmental persistence, proper management of its solubility behavior is essential.

Overall, the solubility of plumbous hydrogen arsenate underscores the intricate relationships between chemical properties and environmental chemistry, necessitating caution in its use and disposal.

Interesting facts

Interesting Facts about Plumbous Hydrogen Arsenate

Plumbous hydrogen arsenate, also known as lead(II) arsenate, is a fascinating compound that plays a significant role in various fields of chemistry and industry. Here are some intriguing insights:

  • Chemical Identity: The compound consists of lead (Pb) in its +2 oxidation state and arsenate (AsO4) anions, making it a noteworthy example of a coordination compound.
  • Historical Significance: Lead compounds have been utilized since ancient times; however, the toxic nature of both lead and arsenic has led to stricter regulations for their use in modern applications.
  • Applications: Plumbous hydrogen arsenate has been primarily used as a pesticide in agriculture, although its usage has diminished due to the recognition of its health hazards. It has also found limited use in the production of glass and ceramics.
  • Toxicity Considerations: This compound is highly toxic, and exposure can result in severe health risks. It is crucial for chemists and industry professionals to handle it with extreme caution and awareness.
  • Environmental Impact: Contamination of soil and water with plumbous hydrogen arsenate can have detrimental effects on ecosystems. Studies continue to evaluate its long-term environmental implications.
  • Analytical Chemistry: Lead(II) arsenate can be analyzed using various techniques such as spectrophotometry and chromatography, underscoring its importance in analytical applications in forensic and environmental chemistry.

In conclusion, while plumbous hydrogen arsenate is a compound with historical and industrial significance, its associated risks highlight the need for responsible research and application in the field of chemistry. As scientists continue to explore safer alternatives, understanding the properties and effects of such compounds is crucial for future advancements.

Synonyms
LEAD ARSENATE
Schultenite
Lead hydrogen arsenate
Acid lead arsenate
Arsinette
Gypsine
NAT Schultenite
7784-40-9
Arsenate of lead
Plumbous arsenate
Lead acid arsenate
Ortho L40 dust
Lead hydrogenarsenate
Dibasic lead arsenate
Lead arsenate, basic
Standard lead arsenate
Caswell No. 525
Acid lead orthoarsenate
Lead arsenate (standard)
Arseniate de plomb
Diplumbic hydrogen arsenate
Arseniate de plomb [French]
Lead(2+) monohydrogen arsenate
Arsenic acid, lead salt
HSDB 1648
UNII-A9AI2R9EWN
Arsenic acid (H3AsO4), lead(2+) salt (1:1)
A9AI2R9EWN
Arsenic acid (H3AsO4), lead salt
EINECS 232-064-2
Arsenic acid, lead(2+) salt(1:1)
Lead(II) arsenate (1:1)
EPA Pesticide Chemical Code 013503
7645-25-2
LEAD HYDROARSENATE
LEAD ARSENATE [MI]
LEAD ARSENATE [HSDB]
DTXSID4042092
CHEBI:81881
Arsenic acid (H3AsO4) lead(2+) salt (1:1)
Arseniate de plomb (French)
Soprabel
NuRexform
Lead arsenic acid
Acid lead arsenite
Arseniato de plomo
Ortho L10 dust
PbHAsO4
Ortho L-10 dust
Ortho L-40 dust
SECURITY
Lead arsenate, solid
Salt arsenate of lead
arsenic acid lead salt
Arsenic acid, lead(II)
Pesticide Code 13503
Arsenic acid, lead(2+)
lead(2+) hydrogen arsenate
arsenic acid lead(2+) salt
Arseniato de plomo (Spanish)
DTXCID2022092
arsenic acid (H3AsO4) lead salt
arsenic acid (H3AsO4) lead(2+) salt
lambda2-lead(2+) ion hydrogen arsorate
ARSENIC ACID (H3ASO4), LEAD (2+)SALT (1:1)
3687-31-810102-48-47645-25-27784-40-9
arsenic acid, lead(2+) salt (2:3)
arsenic acid, lead(4+) salt (3:2)
hydrogen arsorate;lead(2+)
Arsenic acid, lead(2+) salt (1:1)
UWRBYRMOUPAKLM-UHFFFAOYSA-L
C18648