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Copper

Copper is a chemical element; it has symbol Cu (from Latin cuprum) and atomic number 29. It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. A freshly exposed surface of pure copper has a pinkish-orange color. Copper is used as a conductor of heat and electricity, as a building material, and as a constituent of…

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(at STP)
8,944 g/L
63Cu
69.2%
64Cu
synth
65Cu
30.9%
67Cu
synth
Appearance
Red-orange metallic luster

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Overview

Etymology

Characteristics

Production

Alloys

Compounds

Biological role

History

Applications

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Copper

Nodes423
Edges422
Triples412
Avg. degree2
Density0.004728
Components1

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Copper

Top relations

related to Further reading · 41
Copper → Biol, Callister, Chapter, Chem, Competitiveness, Copper Pharmacology, Copper Production Technology, Cu, Current Medicinal Chemistry, Edward, Engineering, Handbook, Humana Press, Introduction, ISBN, Kim BE, Massaro, Material, Materials Science, May
related to Ancient and post-classical · 25
Copper → AD, Aphrodite, Cahokia, Cyprium, Cyprus, English, Great Lakes, Greeks, In Greece, In Roman, Isle Royale, It, Latin, Mississippian, Missouri, Moon, Native, North America, North American, Romans
related to Antimicrobial · 25
Copper → Antimicrobial, Brazil, Chile, Clostridium, Copper-alloy, Denmark, EPA, France, H7, In, Ireland, Japan, Korea, Legionnaires, MRSA, O157, Protection Agency, Santiago, SARS-CoV-2, Some
related to Production · 22
Copper → According, An, Arizona, Bingham Canyon Mine, British Geological Survey, Canada, Chile, Chuquicamata, El Chino Mine, Indonesia, Most, New Mexico, Pacific Ocean, Peru, Several, Sites, The, These, Together, United States
related to Copper(III) and copper(IV) · 14
Copper → Both, Cs2CuF6, Cu, II, III, IV, K3CuF6, KCuO2, Like, Some, The, With, YBa2Cu3O7, Yttrium
related to External links · 13
Copper → AustraliaInternational Copper Association, Copper Alliance, Copper Development Association, Copper Timeline, IMFusgs, LME Copper, Mineral Commodity Summaries, National Pollutant Inventory, North American, Nottingham, The Periodic Table, University, Videos
related to Alloys · 12
Copper → Alloys, Brass, Bronze, Copper-tin, Japanese, Numerous, Prior, Shakudō, Some, The, The US, United States
related to Human exposure · 12
Copper → Health, Health Administration, In, NIOSH, Occupational Safety, OSHA, PEL, REL, The IDLH, The National Institute, TWA, US
related to Modern · 12
Copper → British Admiralty, Europe's, Falun, Hamburg, It, Liberty, Renaissance, Statue, Sweden, Sweden's, The Great Copper Mountain, The Norddeutsche Affinerie
related to Recycling · 11
Copper → According, An, As, At, By, In, International Resource Panel's Metal, Like, Much, Society, Stocks

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Important terminology

used metal bc alloys compounds found bronze use cu known electrical silver metals mg form first gold native sulfides smelting

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Copper(at STP)8,944 g/L1.00infobox
Copper63Cu69.2%1.00infobox
Copper64Cusynth1.00infobox
Copper65Cu30.9%1.00infobox
Copper67Cusynth1.00infobox
CopperAppearanceRed-orange metallic luster1.00infobox
Copperat T (K)15091.00infobox
CopperAtomic number (Z)291.00infobox
CopperAtomic radiusempirical: 128 pm1.00infobox
CopperBlockd-block1.00infobox
CopperBoiling point2835 K ​(2562 °C, ​4643 °F)1.00infobox
CopperBrinell hardness235–878 MPa1.00infobox
CopperBulk modulus140 GPa1.00infobox
CopperCAS Number7440-50-81.00infobox
CopperCovalent radius132±4 pm1.00infobox
CopperCrystal structure​face-centered cubic (fcc) (cF4)1.00infobox
CopperDensity (at 20° C)8.935 g/cm31.00infobox
CopperDiscoveryMiddle East (9000 BC)1.00infobox
CopperElectrical resistivity16.78 nΩ⋅m (at 20 °C)1.00infobox
CopperElectron configuration[Ar] 3d10 4s11.00infobox
CopperElectronegativityPauling scale: 1.901.00infobox
CopperElectrons per shell2, 8, 18, 11.00infobox
CopperGroupgroup 111.00infobox
CopperHeat of fusion13.26 kJ/mol1.00infobox
CopperHeat of vaporization300.4 kJ/mol1.00infobox
CopperIonization energies1st: 745.5 kJ/mol1.00infobox
CopperIonization energies2nd: 1957.9 kJ/mol1.00infobox
CopperIonization energies3rd: 3555 kJ/mol1.00infobox
CopperIonization energies(more)1.00infobox
CopperLattice constanta = 361.50 pm (at 20 °C)1.00infobox

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