Germanium Nanoprisms

• CAS: 7440-56-4
• Catalog Number: ACM7440564-1
• Category: Nanoprisms
• Molecular Weight: 72.61
• Molecular Formula: Ge
• Description: PelletsLargeCrystals, WetSolid, OtherSolid
• IUPAC Name: germanium
• Canonical SMILES: [Ge]
• InChI: InChI=1S/Ge
• InChI Key: GNPVGFCGXDBREM-UHFFFAOYSA-N
• Boiling Point: 2830 °C
• Melting Point: 937 °C
• Density: 5.323 @ 25 °C/4 °C
• Solubility: INSOL IN WATER, HYDROCHLORIC ACID, DIL ALKALI HYDROXIDES;SOL IN HOT SULFURIC ACID, AQUA REGIA; INSOL IN ALKALI
• Appearance: grayish-white
• Color/Form: GRAYISH-WHITE, LUSTROUS, BRITTLE METALLOID; DIAMOND-CUBIC STRUCTURE WHEN CRYSTALLINE
• Complexity: 0
• Covalently-Bonded Unit Count: 1
• EC Number: 231-164-3
• Exact Mass: 73.921178g/mol
• Formal Charge: 0
• Hazard Codes: H228
• H-Bond Acceptor: 0
• H-Bond Donor: 0
• Heat of Vaporization: 3.5733X10+8 J/kmol @ melting point
• Heavy Atom Count: 1
• MDL Number: MFCD00085310
• Monoisotopic Mass: 73.921178g/mol
• Morphology: nearly spherical
• Other Experimental: THERMAL EXPANSION COEFFICIENT AT APPROX 25 °C: 6.1X10-6 °C; THERMAL CONDUCTIVITY @ 25 °C: 0.14 CAL/SEC CM/DEG C; SPECIFIC HEAT (0-100 °C): 0.074 CAL/G/DEG C;LATTICE CONSTANT @ 25 DEG: 5.657X10-8 CM; VOL COMPRESSIBILITY: 1.3X10-12 SQ CM/DYN; DIELECTRIC CONSTANT: 16; MAGNETIC (MASS) SUSCEPTIBILITY (CHI X10+6)= -0.12;COVALENT BOND IONIZATION ENERGY @ 0 DEG K= 1.2 ELECTRON VOLT; BAND GAP: 0.67 ELECTRON VOLT; ATOMS/CC= 4.42X10+22; IMPURITY ATOM IONIZATION ENERGY: APPROX 0.01 ELECTRON VOLT; INTRINSIC RESISTIVITY @ 300 DEG K= 47 OHM-CM;ELECTRON MOBILITY @ 300 DEG K: 3900 SQ CM/V SEC; HOLE MOBILITY @ 300 DEG K= 1900 CM/V SEC; HOLE DIFFUSION CONSTANT @ 300 DEG K= 49;INTRINSIC CHARGE DENSITY @ 300 DEG K= 2.4X10+13; ELECTRON DIFFUSION CONSTANT @ 300 DEG K= 100;IS HIGHLY TRANSPARENT TO INFRARED LIGHT; HAS A HIGH INDEX OF REFRACTION;THE METAL & MANY OF ITS ALLOYS EXPAND ON SOLIDIFICATION;FIVE NATURALLY OCCURRING ISOTOPES: 70 (20.55%); 72 (27.37%); 73 (7.67%); 74 (36.74%); 76 (7.67%); ATOMIC NUMBER 32;POOR CONDUCTOR OF ELECTRICITY; VOL SMALLER BY FEW % WHEN MOLTEN; ATTACKED BY AQUA REGIA, CONCN NITRIC OR SULFURIC ACIDS, FUSED ALKALIES, ALKALI PEROXIDES, NITRATES, OR CARBONATES;HARDNESS 6 ON MOHS SCALE;Liquid molar volume = 0.013001 cu m/kmol determined at the triple point.;IG heat of formation = 3.766X10+8 J/kmol (ideal gas); for the crystal the enthalpy of formation is 0 at 298.15 K.;Heat of fusion at melting point = 3.18X10+7 J/kmol.
• Particle Size: 70-120 nm
• Precautionary Statements: P210
• Ratio: 0.26
• Rotatable Bond Count: 0
• RTECS Number: LY5200000
• Signal Word: Danger
• Stability: RELATIVELY STABLE, UNAFFECTED BY AIR, BECOMES OXIDIZED ABOVE 600 °C
• Thermal Expansion: 6.0 µm/(m·K)
• True Density: 5.323 g/cm³
• UNII: 619P6J82AE;00072J7XWS
• UN Number: UN 3089 4.1 / PGII
• Vapor Pressure: 0 mm Hg @ 25 °C
• Young's Modulus: 103 GPa

Custom Q&A

What is the molecular formula of Germanium Nanoprisms?

The molecular formula of Germanium Nanoprisms is Ge.

When was Germanium Nanoprisms first created?

Germanium Nanoprisms was first created on September 16, 2004.

What is the molecular weight of Germanium Nanoprisms?

The molecular weight of Germanium Nanoprisms is 72.63 g/mol.

What is the InChIKey of Germanium Nanoprisms?

The InChIKey of Germanium Nanoprisms is GNPVGFCGXDBREM-UHFFFAOYSA-N.

How many hydrogen bond donor counts does Germanium Nanoprisms have?

Germanium Nanoprisms has 0 hydrogen bond donor counts.

What is the exact mass of Germanium Nanoprisms?

The exact mass of Germanium Nanoprisms is 73.9211778 g/mol.

What is the topological polar surface area of Germanium Nanoprisms?

The topological polar surface area of Germanium Nanoprisms is 0Ų.

How many heavy atom counts are there in Germanium Nanoprisms?

Germanium Nanoprisms has 1 heavy atom count.

How many defined atom stereocenter counts does Germanium Nanoprisms have?

Germanium Nanoprisms has 0 defined atom stereocenter counts.

What is the complexity of Germanium Nanoprisms?

The complexity of Germanium Nanoprisms is 0.