The Instrumentation Center



Contributor: Matt Hafner

About the Display:

  • Hafnium metal: 99% pure hafnium metal is smooth and slate colored
  • Hafnium sign made of steel (made by Matt Hafner)

About the Contributor: Matt Hafner's company built the wooden frame of the periodic table box! He chose to contribute to the element Hafnium because it so closely resembles his last name.

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Symbol: Hf

Atomic Number: 72

Atomic Mass: 178.49 u

Electron Configuration: [Xe]4f145d26s2

Year Discovered: 1923

Discovered By: George Charles de Hevesy and Dirk Coster

Last Updated: 6/27/22