Diamond And Graphite

With respect to graphite and diamond, which of the statements given below are correct? (1) Graphite is harder than diamond. (2) Graphite has higher electrical conductivity than diamond. (3) Graphite has higher thermal conductivity than diamond. (4)Graphite has higher C-C bond order than diamond.

Mention the type of hybridization of carbon in diamond an graphite.

Statement-1: Diamonds are forever is generally quoted for diamond as rate of conversion of diamond to graphite at room condition is nearly zero. Statement-2 :At room condition, conversion of diamond into graphite is spontaneous.

Which is thermodynamically more stable - diamond or graphite ?

With respect to graphite and diamond, which of the statements given below are correct? (i) Graphite is harder than diamond. (ii) Graphite has higher electrical conductivity than diamond. (iii) Graphite has higher thermal conductivity than diamond. Graphite has higher C-C bond order than diamond.

Diamond, graphite and quartz are .......... solids.

A : C_("diamond") rightarrow C_("graphite") Delta H and Delta U are same for this reaction. R: Entropy increases during the conversion of diamond to graphite.

A : C_("diamond") rightarrow C_("graphite") Delta H and Delta U are same for this reaction. R: Entropy increases during the conversion of diamond to graphite.