Noble metal: Palladium is chemically inert and resistant to corrosion in most environments.
Catalytic properties: Excellent catalyst for many chemical reactions, especially hydrogenation and dehydrogenation.
Oxidation: Forms PdO oxide when heated in air, which decomposes at higher temperatures.
Solubility: Insoluble in most acids, but dissolves in aqua regia and concentrated nitric acid.
Oxidation states: Most common are +2 and +4, less frequently 0 and +1.
Complex formation: Forms numerous complex compounds, especially with ammonia and halogens.
Hydride formation: Capable of absorbing large volumes of hydrogen, forming hydrides.
Alloy formation: Easily forms alloys with other metals, especially those of the platinum group.
Reactions with halogens: Reacts with halogens to form halides.
Reducing properties: Can exhibit reducing properties in compounds.
貴金屬: 鈀在大多數(shù)環(huán)境中化學(xué)惰性,耐腐蝕。
催化性能: 是許多化學(xué)反應(yīng)的優(yōu)秀催化劑,特別是氫化和脫氫反應(yīng)。
氧化: 在空氣中加熱時(shí)形成PdO氧化物,在更高溫度下分解。
溶解性: 不溶于大多數(shù)酸,但溶于王水和濃硝酸。
氧化態(tài): 最常見(jiàn)的是+2和+4,較少見(jiàn)的是0和+1。
絡(luò)合物形成: 形成多種絡(luò)合物,特別是與氨和鹵素。
氫化物形成: 能吸收大量氫氣,形成氫化物。
合金形成: 容易與其他金屬形成合金,特別是鉑族金屬。
與鹵素反應(yīng): 與鹵素反應(yīng)形成鹵化物。
還原性: 在化合物中可表現(xiàn)出還原性。