e/Palladium-catalyzed coupling reactions

Information
has gloss	eng: Palladium compounds are used as a catalyst in many coupling reactions, usually as a homogeneous catalyst. Examples include:
lexicalization	eng: Palladium-catalyzed coupling reactions
instance of	(noun) a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry palladium, Pd, atomic number 46