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Which outcome results when a transition metal catalyst weakens H-H bonds?

A)Increased alkane reactivity at lower temperatures
B)Inhibition of radical polymerization reactions
C)Decreased enantioselectivity during chiral synthesis
D)Reduced catalyst turnover due to active-site blocking

💡 Explanation

Increased alkane reactivity occurs because oxidative addition weakens the H–H sigma bond, enabling facile reactions with organic molecules at lower temperatures; therefore, increased catalysis happens, rather than inhibitions, lower selectivity, or catalyst poisoning, which have alternate causes.

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