The Periodic Table/24 - Chromium (Cr)

Element Chromium (Cr, 24)

Here you can read more about the chemical element Chromium. Its shemical symbol is Cr and its atomic number is 24. The relative atomic mass of Chromium is 51.9961 u. The elemental classification of Chromium is Transition metals, and it belongs to group 6 and period 4 in the Periodic Table of Elements.

The density of Chromium is 7200 kg/m3. And the mineral hardness of Chromium is 8.5 Mohs. The melting point of Chromium is 2160 Kelvin (1887 ℃). The boiling point of Chromium is 2915 Kelvin (2642 ℃). Chromium was discovered in the year 1798 by Louis Nicolas Vauquelin.

To the right (or below if you are using a mobile device with a smaller screen) you will find the information given above for the element Chromium ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.

Data about element Chromium

Chemical symbol
Element classification
Transition metals
Atomic number
Relativ atomic mass
Atomic mass
51.9961 u
7200 kg/m3
Melting point
2160 K   (1887 ℃)
Boiling point
2915 K   (2642 ℃)
Mineral hardness
8.5 Mohs
Discovered year
Discovered by
Louis Nicolas Vauquelin