29 Cu Copper 63.546 u

Copper

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Period
4
Group
11
Block
d-block
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.

Appearance: Red-orange metallic luster

Physical Properties

Atomic Mass 63.546 u
Density 8.96 g/cm³
Melting Point 1084.6 °C
Boiling Point 2561.8 °C
Phase at STP Solid
Atomic Radius 145.0 pm

Electronic Properties

Electronegativity 1.9
Ionization Energy 745.5 eV
Electron Affinity 118.4 eV
Valence Electrons 11

Electron Configuration

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

Discovery

Discovered by: Ancient

Compounds Containing Copper

More Transition Metal

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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 transition metal.
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.