Chemical element with the atomic number of 45
William Hyde Wollaston
Rhodium (chemical symbol - Rh; Lat. Rhodium) is a chemical element of the 9th group (according to the outdated classification - the eighth group of the secondary subgroup, VIIIB), the fifth period of the periodic system of chemical elements of D. I. Mendeleev, with atomic number 45.
The simple substance rhodium is a solid transition metal of silvery-white color. A noble metal of the platinum group.