24Cr
Element 24
Chromium
Transition metals
Chromium is a chemical element with symbol Cr and atomic number 24.
Key data
- Atomic number
- 24
- Atomic mass
- 51.996 u
- Group / Period
- 6 / 4
- Block
- d-block
- Phase at STP
- Solid
- Density
- 7.19 g/cm³
- Melting point
- 1906.8 °C
- Boiling point
- 2670.8 °C
- Electron configuration
- [Ar] 3d5 4s1
Common uses
- •Stainless steel
- •Chrome plating
- •Green paint pigment
Discovery
Year: 1797
Discovered by: Louis Nicolas Vauquelin
Frequently asked questions
What is the atomic number of Chromium?
Chromium has atomic number 24. Its symbol is Cr and its atomic mass is 51.996 u.
What category of element is Chromium?
Chromium is classified as transition metals. It sits in group 6, period 4 of the periodic table.
What is Chromium used for?
Common uses of Chromium include: Stainless steel, Chrome plating, Green paint pigment.
When was Chromium discovered?
Chromium was discovered in 1797 by Louis Nicolas Vauquelin.
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