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← ScienceWhich consequence results when a palladium membrane hydrogen purifier develops pinhole leaks?
A)Hydrogen embrittlement in downstream materials
B)Increased catalyst poisoning downstream reactors✓
C)Formation of hydrides within the membrane
D)Accelerated corrosion reduced palladium surface
💡 Explanation
Even trace impurities can poison catalysts; smaller holes bypass the intended **selective permeation** of hydrogen. Therefore, catalyst poisoning increases, because impurities leak through, rather than embrittlement, that needs palladium interaction or hydride formation, being implausible at leak locations.
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