24 Cr Chromium 51,996 u

Chromium

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Periyot
4
Grup
6
Blok
d-Blok
Faz (STP)
Solid

Chromium is a hard, lustrous transition metal prized for its mirror finish. It is essential in stainless steel production and chrome plating.

Görünüm: Silvery metallic

Fiziksel Özellikler

Atom Kütlesi 51.996 u
Yoğunluk 7.15 g/cm³
Erime Noktası 1906.8 °C
Kaynama Noktası 2670.8 °C
STP'de Faz Solid
Atom Yarıçapı 166.0 pm

Elektronik Özellikler

Elektronegatiflik 1.66
İyonlaşma Enerjisi 652.9 eV
Elektron Afinitesi 64.3 eV
Değer Elektronları 6

Elektron Yapısı

Yapılandırma [Ar] 3d⁵ 4s¹

Electron Shell Configuration

Chromium electron shell configuration Cr 2e⁻ 8e⁻ 13e⁻ 1e⁻

Position in Periodic Table

Chromium position in the periodic table Cr

Keşif

Keşfeden: Louis Nicolas Vauquelin
Yıl: 1797

Compounds Containing Chromium

Daha fazla Geçiş Metali

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Frequently Asked Questions

What is Chromium?
Chromium (Cr) is a chemical element with atomic number 24. It is a solid at standard temperature and pressure, classified as a geçiş metali.
What are the key properties of Chromium?
Chromium has an atomic mass of 51.996 u, density of 7.15 g/cm³, melting point of 1906.8°C, boiling point of 2670.8°C.
What is the electron configuration of Chromium?
The electron configuration of Chromium is [Ar] 3d5 4s1. It is in the d-block of the periodic table.
Who discovered Chromium?
Chromium was discovered by Louis Nicolas Vauquelin in 1797.
What is the electronegativity of Chromium?
Chromium has an electronegativity of 1.66 on the Pauling scale.