Single Layer Nano MoS2 Dispersion 0.1 mg/mL(C: 0.1mg/ml, solvent: ethanol)

• CAS: 7440-33-7
• Catalog Number: ACM7440337-11
• Category: Graphene-like Materials Series
• Molecular Weight: 183.8g/mol
• Molecular Formula: W
• Description: Dull gray powder or hard, brittle, steel-gray to white metal. Difficult to melt. Mp: 3410°C; bp; 5900°C. Density: 19.3 g/cm³. Used in alloys, light bulb filaments, and cutting tools. Tungsten Dust (for example, from grinding) may present a moderate fire hazard if allowed to accumulate and exposed to an ignition source.;DryPowder; DryPowder, OtherSolid; OtherSolid;GREY-TO-WHITE POWDER.;Physical properties vary depending upon the specific soluble tungsten compound.;Hard, brittle, steel-gray to tin-white solid.
• IUPAC Name: tungsten
• Canonical SMILES: [W]
• InChI: InChI=1S/W
• InChI Key: WFKWXMTUELFFGS-UHFFFAOYSA-N
• Boiling Point: 10701 °F at 760 mm Hg (NIOSH, 2016);5900 °C @ 760 mm Hg;5900 °C;10,701°F
• Melting Point: 6170 °F (NIOSH, 2016);3410 °C;3410 °C;6170°F
• Density: 19.3 (NIOSH, 2016);18.7-19.3 @ 20 °C/4 °C; depends on extent of working.;19.3 g/cm³;19.3
• Solubility: Insoluble (NIOSH, 2016);Sol in mixture of nitric acid and hydrofluoric acid;Solubility in water: none;Insoluble
• Autoignition Temperature: >=100 °C
• Color/Form: Steel-gray to tin-white metal; body centered cubic structure;CRYSTALLINE FORM GRAY-BLACK, CUBIC;Hard, brittle, steel-gray to tin-white solid.
• Complexity: 0
• Concentration: 0.1mg/ml
• Covalently-Bonded Unit Count: 1
• EC Number: 231-143-9
• Exact Mass: 183.950933g/mol
• Formal Charge: 0
• H-Bond Acceptor: 0
• H-Bond Donor: 0
• Heat of Vaporization: 1150 cal/g
• Heavy Atom Count: 1
• ICSC Number: 1404
• Monoisotopic Mass: 183.950933g/mol
• Other Experimental: Very pure tungsten can be cut with hacksaw and forged, spun, drawn, and extruded; impure metal brittle, worked with difficulty;NOT AFFECTED BY SULFUR OR PHOSPHORUS; GOOD ELECTRICAL CONDUCTIVITY;VIGOROUS REACTION WITH BROMINE TRIFLUORIDE, CHLORINE TRIFLUORIDE; REACTION WITH FLUORINE MAY BE INCANDESCENT;Corroded by sea water.;Atomic number: 74; valences 6, 5, 4, 3, 2. Naturally occurring isotopes: 180 (0.135%); 182 (26.4%); 183 (14.4%); 184 (30.6%); 186 (28.4%).;Hardness: 6.5-7.5. Specific heat (20 °C): 0.032 cal/g/deg C; heat of fusion: 44 cal/g; electrical resistivity (20 °C) 5.5 uohm-cm.;Forms trioxide at red heat; not attacked by water; oxidized to dioxide by steam; very stable to acids, attacked only superficially by concn nitric acid or aqua regia; attacked by fluorine at room temp; by chlorine at 250-300 °C giving hexachloride in absence of air and trioxide and oxychloride in presence of air.;Powdered tungsten can be pyropohric under the right conditions. Slowly sol in fused potassium hydroxide in air, in fused sodium carbonate in air, and sol in fused mixture of sodium hydroxide and nitrate.
• Rotatable Bond Count: 0
• RTECS Number: YO7175000
• Solvent: ethanol
• Stability: STABLE IN DRY AIR @ ORDINARY TEMP;OXIDIZES IN AIR & MUST BE PROTECTED @ ELEVATED TEMP
• UNII: V9306CXO6G
• UN Number: 3089;1325
• Vapor Pressure: 0 mm Hg (approx) (NIOSH, 2016);1.97X10-7 mm Hg @ 2,327 °C;0 mmHg (approx)

Custom Q&A

What is the molecular formula of tungsten?

The molecular formula of tungsten is W.

What is the molecular weight of tungsten?

The molecular weight of tungsten is 183.84 g/mol.

What are some synonyms for tungsten?

Some synonyms for tungsten are 7440-33-7, Tungsten, W, and Wolfram.

What are some common uses of tungsten?

Tungsten is used in products such as x-ray tubes, light bulbs, high-speed tools, welding electrodes, turbine blades, golf clubs, darts, fishing weights, gyroscope wheels, phonograph needles, bullets, armor penetrators, grinding wheels, cutting tools, ceramic pigments, fire retardant coatings for fabrics, and color-resistant dyes for fabrics.

What is the density of tungsten?

The density of tungsten is 19.3 g/cm3.

What is the melting point of tungsten?

The melting point of tungsten is 3410 °C.

What is the boiling point of tungsten?

The boiling point of tungsten is 5900 °C.

Is tungsten a naturally occurring element?

Yes, tungsten is a naturally occurring element.

Can tungsten be used in pure form or mixed with other metals?

Yes, tungsten can be used in pure form or mixed with other metals to make alloys.

What is tungsten used for as a catalyst?

Tungsten is used as a catalyst to speed up chemical reactions.