Which of the Following Does NOT Show the Reaction Associated $\rightarrow$

Which of the following does NOT show the reaction associated with the standard heat of formation of a compound?

A) 2 CL₂ (g) + H₂ (g) + 2 C(s,graphite) $\rightarrow$ C₂ H₂ CL₄ (g)
B) Ca(s) + Br₂ (l) $\rightarrow$ CaBr₂ (s)
C) $\frac{1}{2}$ N₂ (g) +O₂ (g) $\rightarrow$ NO₂ (g)
D) CL₂ (g) + H₂ (g) $\rightarrow$ 2 HCl(g)
E) 2 Na(s) + C(s, graphite) + $\frac{3}{2}$ O₂ (g) $\rightarrow$ Na₂CO₃(s)