- Definition of Ru
Ru is an abbreviation of Ruthenium, a chemical element with the symbol Ru and atomic number 44. It belongs to group 8, period 5 of the periodic table. Ru is a transition metal, silver-white in color with cubic crystal structures.
1.1 Names
1.1.1 Common name: Ruthenium
1.1.2 English name: Ruthenium
1.2. Atomic number: 44
1.3. Atomic mass: 101.07(2) u
1.3.1 Molecular structure: Ruthenium exists as single atoms in its natural state.
1.4 Ion structure: It often participates in reactions to form Ru3+ and Ru4+ ions.
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Properties of Ru
2.1 Physical properties of Ru
State: Solid at room temperature
Color: Silver-white
Odor: Odorless
pH: Not applicable
2.2 Chemical properties of Ru: Ruthenium is very durable and corrosion-resistant. It resists strong acids and only dissolves in hot lime acid. -
Common chemical reactions of Ru
Ruthenium does not frequently participate in chemical reactions under normal conditions. -
Preparation of Ru
4.1 Laboratory preparation of Ru: Ruthenium is usually prepared from sources of platinum. It can also be found in various types of nickel and cobalt ores.
4.2 Industrial preparation of Ru: In industry, ruthenium is extracted from platinum-containing ores by treating with hydrochloric acid, then heating with sodium to create ruthenium salts.