Te Nanowires

• CAS: 13494-80-9
• Catalog Number: ACM13494809
• Category: One-Dimensional Nanomaterials
• Molecular Weight: 127.6g/mol
• Molecular Formula: Te
• Description: Grayish-white, lustrous, brittle, crystalline solid; dark-gray to brown, amorphous powder with metallic characteristics. Used as a coloring agent in chinaware, porcelains, enamels, glass; producing black finish on silverware; semiconductor devices and research; manufacturing special alloys of marked electrical resistance. Improves mechanical properties of lead; powerful carbide stabilizer in cast iron, tellurium vapor in "daylight" lamps, vulcanization of rubber. Blasting caps. Semiconductor research. (EPA, 1998);DARK GREY-TO-BROWN AMORPHOUS POWDER, WITH METAL CHARACTERISTICS OR SILVERY-WHITE, LUSTROUS CRYSTALLINE SOLID.;Odorless, dark-gray to brown, amorphous powder or grayish-white, brittle solid.;Odorless, dark-gray to brown, amorphous powder or grayish-white, brittle solid.
• IUPAC Name: tellurium
• Canonical SMILES: [Te]
• InChI: InChI=1S/Te
• InChI Key: PORWMNRCUJJQNO-UHFFFAOYSA-N
• Boiling Point: 1814° F amorphous powder 2534° F crystalline solid (EPA, 1998);989.9 °C;989.8 °C;1814°F;1814°F
• Melting Point: 842 °F (EPA, 1998);449.8 °C;449.5 °C;842°F;842°F
• Density: 6.24 (EPA, 1998);6.11-6.27;6.0-6.25 g/cm³;6.24;6.24
• Solubility: Insoluble (NIOSH, 2016);Insol in benzene, carbon disulfide;INSOL IN HOT & COLD WATER, HYDROCHLORIC ACID; SOL IN NITRIC ACID, AQ REGIA, POTASSIUM CYANIDE, POTASSIUM HYDROXIDE, SULFURIC ACID;Solubility in water: none;Insoluble
• Autoignition Temperature: 340 °C
• Color/Form: Grayish-white, lustrous, brittle, crystalline solid, hexagonal, rhombohedral structure;Dark-gray to brown, amorphous powder with metal characteristics
• Complexity: 0
• Covalently-Bonded Unit Count: 1
• Decomposition: When heated to decomposition it emits toxic fumes of /tellurium/.
• Diameter: ～20 nm
• EC Number: 236-813-4
• Exact Mass: 129.906223g/mol
• Formal Charge: 0
• H-Bond Acceptor: 0
• H-Bond Donor: 0
• Heat of Vaporization: 46.0 kJ/g
• Heavy Atom Count: 1
• ICSC Number: 0986
• Monoisotopic Mass: 129.906223g/mol
• Odor: Odorless.
• Other Experimental: Vapor pressure between 511 and 835 °C is given by equation logP(kPa)= 6.7249-(5960.2/K);Diatomic in vapor state; atomic number 52, valence 2, 4, 6; in air dissolves in potassium hydroxide; electrical resistivity at 19.6 °C: 200,000 micro-ohms/cm; reacts with nitric acid, not with hydrochloric acid; linear coefficient of thermal expansion: 16.8X10-6/deg C; latent heat of fusion: 4.27 kcal/mol; hardness (Mohs): 2.3; magnetic susceptibility at 18 °C: -0.31X10-6 cgs; specific heat (solid): 0.047 cal/g/deg C;TELLURIUM BURNS IN AIR WITH A GREENISH-BLUE FLAME TO FORM TELLURIUM DIOXIDE;Combines with halogens, does not react with sulfur or selenium; modulus of elasticity: 6000000 psi. ... Eight stable isotopes: 120, 122, 123, 124, 125, 126, 128, 130; reacts with concentrated or fuming sulfuric acid
• Refractive Index: INDEX OF REFRACTION: 1.0025; SADTLER REFERENCE NUMBER: 5272 (IR, PRISM)
• Rotatable Bond Count: 0
• RTECS Number: WY2625000
• Stability: TARNISHES SLIGHTLY IN AIR
• UNII: NQA0O090ZJ;7F4735942K
• UN Number: 1325
• Vapor Pressure: 1 mm Hg at 968 °F (EPA, 1998);1 mmHg at 968°F;0 mmHg (approx)
• Viscosity: 1.8-1.95 cP

Custom Q&A

What is the molecular formula of Tellurium?

The molecular formula of Tellurium is Te.

What is the molecular weight of Tellurium?

The molecular weight of Tellurium is 127.6 g/mol.

What is the IUPAC name of Tellurium?

The IUPAC name of Tellurium is tellurium.

What is the InChIKey of Tellurium?

The InChIKey of Tellurium is PORWMNRCUJJQNO-UHFFFAOYSA-N.

Why is Tellurium used in manufacturing special alloys?

Tellurium is used in manufacturing special alloys because it provides marked electrical resistance.

What is the CAS number for Tellurium?

The CAS number for Tellurium is 13494-80-9.

How many hydrogen bond donor count does Tellurium have?

Tellurium does not have any hydrogen bond donor count.

What is the UNII number for Tellurium?

The UNII number for Tellurium is NQA0O090ZJ.

What is the UN number for Tellurium?

The UN number for Tellurium is 1325.

How does Tellurium improve the mechanical properties of lead?

Tellurium improves the mechanical properties of lead by acting as a powerful carbide stabilizer.