At the conversion of diamond to graphite has

CHEMISTRY · Subjective · AP · Chemistry · Thermodynamics and Electrochemistry · Thermodynamics and Electrochemistry

Problem

At 298 K298\,\text{K} the conversion of diamond to graphite has ΔG∘≈−2.9 kJ mol−1\Delta G^\circ \approx -2.9\,\text{kJ mol}^{-1}, yet bulk diamond is considered indefinitely stable under these conditions. Explain briefly why product formation is not observed despite the negative ΔG∘\Delta G^\circ.

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