p Block ElementshardMCQ SINGLE

Which of the following statements regarding the thermodynamic stability of carbon allotropes is corrp Block Elements Chemistry Question

Question

Which of the following statements regarding the thermodynamic stability of carbon allotropes is correct?

Answer: B

💡 Solution & Explanation

Graphite is the thermodynamically most stable allotrope of carbon at standard temperature and pressure. By convention, its standard enthalpy of formation ($\Delta_f H^\circ$) is taken as zero, whereas diamond and fullerenes have positive enthalpy of formation values.

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