The enthalphy change for the process, ${\mathrm{I}}_2\left(\mathrm{s}\right)\to {\mathrm{I}}_2\left(\mathrm{g}\right), ∆\mathrm{H}=+\mathrm{x} \mathrm{kJ}$is called enthalpy of

• A

   Fusion

• B

  Sublimation

• C

  Combustion

• D

  Vapourisation