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Palladium Meaning: Definition, Examples, and Translations

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palladium

[pษ™หˆleษชdiษ™m ]

Definition

Context #1 | Noun

chemical element

Palladium is a rare, silvery-white metal that is a member of the platinum group of metals. It has the atomic number 46 and is denoted by the symbol 'Pd'. Due to its excellent catalytic properties, palladium is widely used in catalytic converters in automobiles to reduce harmful emissions. Additionally, it is utilized in electronics, dentistry, and as an alloy in jewelry. It is known for its resistance to corrosion and oxidation, making it valuable in various industrial applications.

Synonyms

Pd, platinum group metal.

Examples of usage

  • The catalytic converter contains palladium.
  • Palladium is used in high-end jewelry.
  • Research is ongoing into palladium's applications in electronics.

Translations

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Interesting Facts

Science

  • Palladium is part of the platinum group metals and has the unique ability to absorb hydrogen, making it useful in hydrogen storage and purification.
  • It plays a crucial role as a catalyst, speeding up chemical reactions in processes like automotive catalytic converters.

Industry

  • Due to its rarity, palladium has become increasingly valuable in the market, sometimes more expensive than gold.
  • It is extensively used in electronics for connectors, capacitors, and other critical components, boosting both performance and efficiency.

Art

  • In photography, palladium printing is an alternative process known for its subtle tonal range and lasting quality.
  • Artists favor palladium as an alloy for jewelry making due to its resistance to tarnish and hypoallergenic properties.

Health

  • Certain dental materials contain palladium, which is chosen for its durability and biocompatibility.
  • Research is exploring the use of palladium in cancer treatment due to its potential for drug delivery systems.

Origin of 'palladium'

Main points about word origin

  • The name 'palladium' comes from Pallas Athena, the Greek goddess of wisdom and warfare, emphasizing its protective qualities.
  • It was discovered in 1803 by the chemist William Hyde Wollaston in a sample of platinum, leading to its identification as a new element.

The word 'palladium' originates from the Greek term 'palladion', which refers to a statue of the goddess Pallas Athena in ancient Greek mythology. The metal was named after the asteroid Pallas, which was discovered shortly before the element itself. The name was proposed by William Hyde Wollaston in 1803 when he first isolated palladium from platinum ore. Over time, the unique properties of palladium, such as its ability to absorb hydrogen and its superior catalytic capabilities, have solidified its reputation as a valuable material in various technologies and industries. Its discovery and subsequent applications have significantly transformed areas like automotive engineering and electronics.

Word Frequency Rank

With rank #16,604, this word belongs to specialized vocabulary. While not common in everyday speech, it enriches your ability to express complex ideas.