Question

Thermodynamically the most stable form of carbon is

Solution

Correct option is

Graphite

Graphite is thermodynamically more stable than diamond and its free energy of formation is 1.9 kJ mol–1 lower at room temperature and ordinary pressure.

SIMILAR QUESTIONS

Q1

The compound ‘C’ in the following sequence of reaction is

                              

Q2

The number of OH groups directly linked to boron atoms in Na2B4O7.10 H2O is

Q3

From B2H6 all the following can be prepared except

Q4

Which of the following allotropic forms of carbon is isomorphous with crystalline silicon?

Q5

A metal, M forms chlorides in +2 and +4 oxidation states. Which of the following statements about these  chlorides is correct?

Q6

In which of the following silicates, cyclic structure is present?