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Which outcome results from exceeding a packed catalytic bed's pressure limit?

A)Reduced effective catalyst surface area
B)Increased rate of reverse reaction
C)Decreased reactant residence time
D)Equilibrium constant value increases

💡 Explanation

A pressure buildup causes catalyst support crushing, because mechanical stress exceeds the support's yield strength. The crushed support obstructs reactant flow via pore blockage which reduces the available catalyst surface area. Therefore, the effective reaction proceeds more slowly rather than enhancing reverse reaction.

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