Meaning of RHODIUM in English

RHODIUM

Name: rhodium

Symbol: Rh

Atomic number: 45

Atomic weight: 102.90550 (2)

Group in periodic table: 9

Group name: Precious metal

Period in periodic table: 5

Block in periodic table: d-block

CAS registry ID: 7440-16-6

Rhodium metal is silvery white. Rhodium has a higher melting point and lower density than platinum. It has a high reflectance and is hard and durable. Upon heating it turns to the oxide when red and at higher temperatures turns back to the element. It is a major component of industrial catalytic systems such as the BP-Monsanto process.

Chemistry of the elements English vocabulary.      Английский словарь химии элементов.