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Structure

Copper single crystal, 15mm (0.59in) dia, 50mm (2.0in) long, (111) orientation

CAS
7440-50-8
Catalog Number
ACM7440508-4
Category
Pure Element Single Crystals
Molecular Weight
63.55g/mol
Molecular Formula
Cu
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Specification

Description
Reddish lustrous malleable odorless metallic solid.;DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals, WetSolid; DryPowder, WetSolid; Liquid; OtherSolid; OtherSolid, Liquid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid;SOLID IN VARIOUS FORMS. TURNS GREEN ON EXPOSURE TO MOIST AIR.;Reddish, lustrous, malleable, odorless solid.;Reddish, lustrous, malleable, odorless solid.
Synonyms
Copper nanoparticle suspension
IUPAC Name
copper
Canonical SMILES
[Cu]
InChI
InChI=1S/Cu
InChI Key
RYGMFSIKBFXOCR-UHFFFAOYSA-N
Boiling Point
4703 °F at 760 mm Hg (NIOSH, 2016);2595 °C;2595 °C;4703°F;4703°F
Melting Point
1981 °F (NIOSH, 2016);1083 °C;1083 °C;1981°F;1981°F
Density
8.94 (NIOSH, 2016);8.94;Relative density (water = 1): 8.9;8.94;8.94
Solubility
Insoluble (NIOSH, 2016);8.96g/mL;Slightly sol in dilute acid;Slowly soluble in ammonia water;Solubility in water: none;Insoluble
Appearance
Liquid dispersion
Bulk Density
0.15 -0.35 g/cm³
Color/Form
Reddish, lustrous, ductile, malleable metal;Red metal; cubic
Complexity
0
Covalently-Bonded Unit Count
1
EC Number
231-159-6
Exact Mass
62.929597g/mol
Formal Charge
0
H-Bond Acceptor
0
H-Bond Donor
0
Heat of Vaporization
1150 cal/g
Heavy Atom Count
1
ICSC Number
0240
LogP
-0.57 (calculated)
MDL Number
MFCD00010965
Monoisotopic Mass
62.929597g/mol
Morphology
Spherical
Odor
Odorless /Copper dusts and mists/
Other Experimental
Lustrous, ductile, malleable metal; Mohs' hardness: 3.0; specific resistance: 1.673 microohm/cm; heat of fusion: 48.9 cal/g; heat capacity (solid): 0.092 cal/g/deg C at 20 °C, (liq): 0.112 cal/g/deg C; becomes dull when exposed to air; two naturally occurring isotopes: 63 (69.09%), 65 (30.91%); 9 artificial isotopes;Very slowly attacked by cold hydrochloric acid or dil sulfuric acid; readily by dil nitric acid, and by both not conch sulfuric acid and hydrobromic acid. It is also attacked by acetic acid and other organic acids.;COPPER FORMS TWO SERIES OF SALTS, CU(1+) AND CU(2+) BOTH VALENCE TYPES FORM COMPLEX IONS THAT ARE STABLE.;Ductile, excellent conductor of electricity. Complexing agent, coordination numbers 2 and 4. More resistant to atmospheric corrosion than iron, forming green layer of hydrated basic carbonate. Readily attacked by alkalies. Noncombustible, except as powder.;ELECTRONEGATIVITY (PAULING SCALE): 1.90;Dissolved readily in nitric acid and hot concentrated sulfuric acids slowly, but only when exposed to the atmosphere.
Particle Size
25 nm
Ratio
0.34
Rotatable Bond Count
0
RTECS Number
GL5325000
Size Range
2-60 nm
Specific Surface Area
30-50 m2/g
Stability
BECOMES DULL WHEN EXPOSED TO AIR. IN MOIST AIR GRADUALLY BECOMES COATED WITH GREEN BASIC CARBONATE.
Thermal Expansion
(25 °C) 16.5 µm·m-1·K-1
True Density
8.96 g/cm³
UNII
789U1901C5
UN Number
3089;3077
Vapor Pressure
0 mm Hg (approx) (NIOSH, 2016);1 mm Hg @ 1628 °C;0 mmHg (approx);0 mmHg (approx)
Vickers Hardness
369 MPa
Young's Modulus
110-128 GPa
What is the molecular formula of Copper?

The molecular formula of Copper is Cu.

When was Copper created and last modified?

Copper was created on September 16, 2004, and last modified on December 30, 2023.

What are some synonyms for Copper?

Some synonyms for Copper include Copper powder, cuprum.

How is Copper commonly used?

Copper is commonly used to make wire, plumbing pipes, and sheet metal. It is also combined with other metals to make brass and bronze pipes and faucets.

How does Copper occur naturally in the environment?

Copper occurs naturally throughout the environment, in rocks, soil, water, and air.

What is the molecular weight of Copper?

The molecular weight of Copper is 63.55 g/mol.

What are some other identifiers for Copper?

Some other identifiers for Copper include CAS number 7440-50-8, UNII 789U1901C5, and UN number 3089.

What are some properties of Copper?

Some properties of Copper include a molecular weight of 63.55 g/mol, a hydrogen bond donor count of 0, and a hydrogen bond acceptor count of 0.

What is the InChIKey for Copper?

The InChIKey for Copper is RYGMFSIKBFXOCR-UHFFFAOYSA-N.

How is Copper described in terms of its appearance and properties?

Copper is described as a reddish lustrous malleable odorless metallic solid and is an essential element in plants and animals.

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