28 Ni Nickel 58.693 u

Nickel

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Period
4
Group
10
Block
d-block
Phase (STP)
Solid

Nickel is a corrosion-resistant transition metal used in coins, stainless steel, and alloys. It is also used in rechargeable batteries and catalysis.

Appearance: Lustrous, metallic, silvery with gold tinge

Physical Properties

Atomic Mass 58.693 u
Density 8.908 g/cm³
Melting Point 1454.8 °C
Boiling Point 2729.8 °C
Phase at STP Solid
Atomic Radius 149.0 pm

Electronic Properties

Electronegativity 1.91
Ionization Energy 737.1 eV
Electron Affinity 112.0 eV
Valence Electrons 10

Electron Configuration

Configuration [Ar] 3d⁸ 4s²

Electron Shell Configuration

Nickel electron shell configuration Ni 2e⁻ 8e⁻ 16e⁻ 2e⁻

Position in Periodic Table

Nickel position in the periodic table Ni

Discovery

Discovered by: Axel Fredrik Cronstedt
Year: 1751

Periodic Table

Lanthanides Actinides

Compounds Containing Nickel

More Transition Metal

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Frequently Asked Questions

What is Nickel?
Nickel (Ni) is a chemical element with atomic number 28. It is a solid at standard temperature and pressure, classified as a transition metal.
What are the key properties of Nickel?
Nickel has an atomic mass of 58.693 u, density of 8.908 g/cm³, melting point of 1454.8°C, boiling point of 2729.8°C.
What is the electron configuration of Nickel?
The electron configuration of Nickel is [Ar] 3d8 4s2. It is in the d-block of the periodic table.
Who discovered Nickel?
Nickel was discovered by Axel Fredrik Cronstedt in 1751.
What is the electronegativity of Nickel?
Nickel has an electronegativity of 1.91 on the Pauling scale.