29 Cu Copper 63,546 u

Copper

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Période
4
Groupe
11
Bloc
d-bloc
Phase (STP)
Solid

Copper has been used by humans for over 10,000 years. It is an excellent conductor of electricity and heat, widely used in wiring.

Apparence: Red-orange metallic luster

Propriétés physiques

Masse atomique 63.546 u
Densité 8.96 g/cm³
Point de fusion 1084.6 °C
Point d'ébullition 2561.8 °C
Phase à STP Solid
Rayon atomique 145.0 pm

Propriétés électroniques

Électronégativité 1.9
Énergie d'ionisation 745.5 eV
Affinité électronique 118.4 eV
Électrons de valence 11

Configuration électronique

Configuration [Ar] 3d¹⁰ 4s¹

Electron Shell Configuration

Copper electron shell configuration Cu 2e⁻ 8e⁻ 18e⁻ 1e⁻

Position in Periodic Table

Copper position in the periodic table Cu

Découverte

Découvert par: Ancient

Compounds Containing Copper

Plus de Métal de Transition

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Frequently Asked Questions

What is Copper?
Copper (Cu) is a chemical element with atomic number 29. It is a solid at standard temperature and pressure, classified as a métal de transition.
What are the key properties of Copper?
Copper has an atomic mass of 63.546 u, density of 8.96 g/cm³, melting point of 1084.6°C, boiling point of 2561.8°C.
What is the electron configuration of Copper?
The electron configuration of Copper is [Ar] 3d10 4s1. It is in the d-block of the periodic table.
Who discovered Copper?
Copper was discovered by Ancient.
What is the electronegativity of Copper?
Copper has an electronegativity of 1.9 on the Pauling scale.