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Many metallic catalysts, especially precious metal catalysts are deposited as thin films on materials with a very high surface area. Why is this an effective way of utilizing the precious metal? (Explain)

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Related questions

In a laboratory accident, you spill two liquids onto water (separately), neither of which mixes with the water. They both form thin films on the water surface. As the films spread and become very thin, you notice that one film becomes bright and the other black in reflected light. Why?

What is the electronic configuration of the following elements?

(a) Strontium, Sr. This element is named for a town in Scotland

(b) Zirconium, Zr. The metal is exceptionally resistant to corrosion and so has important industrial applications. Moon rocks show a surprisingly high zirconium content compared with rocks on Earth.

(c) Rhodium, Rh. This metal is used in jewelry and in catalysts in the industry

(d) Tin, Sn. The metal was used in the ancient world. Alloys of tin (solder, bronze, and pewter) are important.

What is the electron of the following elements using spdf and noble gas notations?

a.) Strontium, Sr. This element is named for a town in Scotland

b.) Zirconium, Zr. The metal is exceptionally resistant to corrosion and so has important industrial applications. Moon rocks show a surprisingly high zirconium content compared with rocks on Earth.

c.) Rhodium, Rh. This metal is used in jewelry and in the catalysts in industry.

d.) Tin, Sn. The metal was used in the ancient world. Alloys of tin (solder, bronze, and pewter) are important.

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