Tabla

Electronic ConfigurationAr 4s1 3d10

Melting Point1083.6°C

Boiling Point2567°C

Density8.96g cm⁻³

Description

Red-brown transition element. Known by the Romans as 'cuprum.' Extracted and used for thousands of years. Malleable, ductile and an excellent conductor of heat and electricity. When in moist conditions, a greenish layer forms on the outside.

Covalent Radius112pm

Double115pm

Triple120pm

Ionisation Energies

Oxidation States0, +1, +2

Uses

Most often used as an electrical conductor. Also used in the manufacture of water pipes. Its alloys are used in jewelry and for coins.

Electron Affinity119.16kJ mol⁻¹

Proton Affinity655.3kJ mol⁻¹

Electronegativity1.9PAULING

Atomic Volume7.1cm³ mol⁻¹

Atomic Radius128pm

Metallic Radius118pm

Van Der Waals Radius196pm

Sources

Pure Copper occurs rarely in nature. Usually found in sulfides as in chalcopyrite (CuFeS₂), coveline (CuS), chalcosine (Cu₂S) or oxides like cuprite (Cu₂O).

Discovery

Discovered by ancient civilisations

Name Origin

Symbol from Latin: cuprum (island of Cyprus famed for its Copper mines).

CAS7440-50-8

Crust Abundance60mg kg⁻¹

Sea Abundance0.00025mg dm⁻³

Enthalpy of Vapourisation 304.6kJ mol⁻¹

Enthalpy of Fusion13.01kJ mol⁻¹

Enthalpy of Formation337.4kJ mol⁻¹

Specific Heat - 20°C0.385J (g ⋅ K)⁻¹

Thermal Conductivity401W (m ⋅ K)⁻¹

Isotope	Abundance	Half Life
63Cu	69.15%	-
65Cu	30.85%	-

https://reuben.science

https://github.com/reubn/tabla

Using data from mendeleev.

MIT License Copyright (c) 2020 reubn Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. pb2bb3a9eb2b62a1fdf94