Which equation correctly shows the standard enthalpy change of atomisation for the element given?
- A$\frac{1}{2}\text{I}_2(g) \rightarrow \text{I}(g)$
- B$\text{Na}(s) \rightarrow \text{Na}(g)$
- C$\text{Cl}_2(g) \rightarrow 2\text{Cl}(g)$
- D$\text{Na}(g) \rightarrow \text{Na}^+(g) + e^-$