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Manganese

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Identification
Molecular formula
Mn
CAS number
7439-96-5
IUPAC name
manganese
State
State

At room temperature, manganese is a solid. It exists in a simple cubic crystal form and is often used as an alloying agent to improve the properties of metals such as steel.

Melting point (Celsius)
1 246.00
Melting point (Kelvin)
1 519.00
Boiling point (Celsius)
2 061.00
Boiling point (Kelvin)
2 334.00
General information
Molecular weight
54.94g/mol
Molar mass
54.9380g/mol
Density
7.2100g/cm3
Appearence

Manganese is a silvery metallic element that can exhibit a shiny, steel-gray color. It is hard and brittle, making it difficult to cut or work with in its pure form, but when polished, it provides a reflective metallic luster.

Comment on solubility

Solubility of Manganese Compounds

Manganese, often represented by the symbol Mn, is a transition metal that exhibits varying degrees of solubility in different environments. The solubility of manganese compounds largely depends on the specific form and the environmental conditions. Here are some key points to consider:

  • Manganese Oxides: Most manganese oxides, such as MnO and MnO2, are generally insoluble in water. This limited solubility can lead to their accumulation in soils and sediments.
  • Manganese Salts: Many manganese salts, including MnSO4 (manganese sulfate) and MnCl2 (manganese chloride), are soluble in water, making them useful in various applications. These compounds can easily be dissolved in aqueous solutions, typically resulting in clear solutions at appropriate concentrations.
  • Influencing Factors: The solubility of manganese compounds can be influenced by factors such as pH, temperature, and the presence of complexing agents. For example, higher acidity may increase the solubility of certain manganese salts.
  • Environmental Implications: Manganese solubility plays a critical role in biological and environmental systems. Soluble forms can be more bioavailable to organisms, impacting *ecosystem health* and *nutrient cycling*.

Overall, when discussing manganese, it is essential to recognize that its solubility is not one-size-fits-all; it varies significantly based on the type of compound and the surrounding conditions. Therefore, understanding these nuances is vital for effective use and management of manganese in both industrial and natural settings.

Interesting facts

Interesting Facts about Manganese

Manganese is an essential trace element known for its critical role in numerous biological and industrial processes. Here are some fascinating insights:

  • Essential Nutrient: Manganese is necessary for human health, as it plays a pivotal role in bone formation, blood clotting, and reducing inflammation. It is often found in a variety of foods, including whole grains, nuts, and leafy vegetables.
  • Industrial Significance: This element is widely used in the production of steel, where it acts as a powerful alloying agent. It enhances the strength, ductility, and resistance of steel to abrasion, making it a crucial component in the construction and manufacturing industries.
  • Biological Catalyst: Manganese serves as a cofactor for several important enzymes in the body, such as superoxide dismutase (SOD), which protects cells from oxidative damage by catalyzing the conversion of harmful superoxide radicals into less harmful substances.
  • Amphoteric Properties: Manganese exhibits amphoteric behavior, meaning it can react both as an acid and a base. This characteristic allows it to form a variety of compounds, including oxides and halides, which are important in various chemical reactions.
  • Metallic Appearance: Manganese itself is a brittle metal with a shiny luster, often exhibiting a high level of reactivity when exposed to oxygen and moisture, leading to the formation of oxides.

As a versatile element, manganese continues to be the subject of ongoing research! Its unique properties and roles in both nature and industry make it an important element worth studying further. From its vital physiological functions to its extensive applications in technology, manganese's influence on our daily lives is undeniable.

Synonyms
MANGANESE
7439-96-5
Mangan
Colloidal manganese
Magnacat
Tronamang
Teprosyn M
Manganese element
Mangan nitridovany
Manganese-55
MN
CCRIS 1579
HSDB 550
MNE 06PB
EINECS 231-105-1
UNII-42Z2K6ZL8P
42Z2K6ZL8P
MANGANUM METALLICUM
DTXSID2024169
CHEBI:18291
CHEBI:35154
EC 231-105-1
MANGANESE (MART.)
MANGANESE [MART.]
Dietary Manganese
DTXCID004169
MANGANESE METAL: COLLOIDAL MANGANESE
231-105-1
manganese (acgih:osha)
manganide
Manganese metal
Manganese, ion (Mn1-)
manganese(4+)
Manganese(1-)
MFCD00011111
Manganese powder
Cutaval
Mangan [Polish]
Manganese, elemental
Manganese powder, -325 mesh
manganeso
Manganese fume
Mangan nitridovany [Czech]
Manganese(IV)
Manganese(4 )
Manganese(7+)
Manganese ion(4 )
Manganese - Mn @ 1000 microg/g in Hydrocarbon Oil
Manganese - Mn @ 5000 microg/g in Hydrocarbon Oil
Manganese, ion (Mn4 )
Manganese Standard: Mn @ 1000 microg/mL in 5% HNO3
Manganese Standard: Mn @ 10000 microg/mL in 5% HNO3
manganum
Manganese AA Standard: Mn @ 1000 microg/mL in 5% HNO3
manganese atom
Manganese Internal Standard: Mn @ 0.05 wt% in Mineral Oil
Manganese, ion (Mn(7+))
Manganese chips
manganese(0)
manganese (IV)
manganide(-I)
manganese (0)
manganide(1-)
MN3
manganese(4+) ion
Manganese, 99%
manganese(IV) cation
MANGANESE [MI]
Mn(IV)
MANGANESE [HSDB]
MANGANESE [VANDF]
25Mn
Manganese pieces, irregular
MANGANESE [WHO-DD]
Mn(-)
Mn(0)
Manganese powder , -325 mesh
CHEBI:25158
CHEBI:33011
HSDB 6945
Mn(4+)
YZTQKMVBEGUONQ-UHFFFAOYSA-N
DTXSID801314870
MANGANUM METALLICUM [HPUS]
Manganese powder, APS <10 micron
Manganese powder, -140+325 mesh
AKOS015833390
Manganese powder, 99.9% (metal basis)
Mn4
N450
Q731
Manganese, chips, thickness <2.0 mm, 99%
NS00099572
C00034
Manganese, powder, >=99.9% trace metals basis
Manganese - Mn @ 1000 microg/mL in 5% HNO3
Manganese granules, 0.8-12mm (0.03-0.47in)
Manganese Standard: Mn @ 10 microg/mL in 2% HNO3
Q27109868
Q27115185
M008000000
Manganese powder , -325 mesh, =99% trace metals basis
Manganese, rod, 10mm, diameter 4.0mm, cast, 99.5%
Manganese, rod, 50mm, diameter 4.0mm, cast, 99.5%
Manganese, rod, 50mm, diameter 6.35mm, cast, 99.5%
Manganese, flake, 25 mm, weight 100 g, purity 99.95%
Manganese, flake, 25 mm, weight 50 g, purity 99.95%
Manganese, flake, weight 200 g, 25 mm, purity 99.95%
Manganese, powder, -325 mesh, >=99% trace metals basis
Manganese Hollow Cathode Lamp: 1.5" Diameter, 2-pin, Non-Coded
Manganese Hollow Cathode Lamp: 2.0" Diameter, 4-pin, Cableless
Manganese Hollow Cathode Lamp: 2.0" Diameter, 9-pin, Non-Coded
Manganese, foil, 25x25mm, thickness 2mm, hot-pressed, 99.95%
Manganese, foil, 50x50mm, thickness 2mm, hot-pressed, 99.95%
Manganese, rod, length 25 mm, 2.0 mm diameter, purity 99.5%
Manganese standard for AAS, ready-to-use, traceable to BAM, in nitric acid
Manganese, foil, thickness 0.016 mm, size 25 x 25 mm, purity 98.7%
Manganese, foil, thickness 0.016 mm, size 50 x 50 mm, purity 98.7%
Sulfur-Free Manganese Standard: Mn @ 1000 microg/g in Hydrocarbon Oil
Sulfur-Free Manganese Standard: Mn @ 5000 microg/g in Hydrocarbon Oil
Manganese sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick
Manganese sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick
Manganese standard for IC, certified reference material, ready-to-use, traceable to BAM
Manganese standard for ICP, for ICP, ready-to-use, traceable to BAM, in nitric acid
Manganese, powder, 300 max. part. size (micron), weight 1000 g, purity 99.5%
Manganese, powder, 300 max. part. size (micron), weight 2000 g, purity 99.5%
Manganese, powder, 45 max. part. size (micron), weight 2000 g, purity 99.5%
Manganese, powder, max. particle size 300 micron, weight 100 g, purity 99.5%
Manganese, powder, max. particle size 300 micron, weight 200 g, purity 99.5%
Manganese, powder, max. particle size 300 micron, weight 500 g, purity 99.5%
Manganese, powder, max. particle size 45 micron, weight 100 g, purity 99.5%
Manganese, powder, max. particle size 45 micron, weight 1000 g, purity 99.5%
Manganese, powder, max. particle size 45 micron, weight 200 g, purity 99.5%
Manganese, powder, max. particle size 45 micron, weight 500 g, purity 99.5%