palladium black

/P AH0 L EY1 D IY0 AH0 M B L AE0 K/
noun
  1. 1

    A coarse, sponge-like form of elemental palladium that offers a large surface area for hydrogen adsorption and can be used as a catalyst for hydrogenation reactions.

  2. 2

    A black precipitate of elemental palladium, which forms on decomposition of palladium complexes.

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