Question

Which of these reactions shows simple chemical decomposition?

I2 + 2NaCl → 2Nal + Cl2
NaF + HCl → HF + NaCl
H2 + I2 → 2HI
2NaCl → 2Na + Cl2

Answer 1

last option is the correct answer

Step-by-step explanation:

you can see that the chemical NaCl is decomposed or broken into its components Na and Cl.

all other equations have formation of a new compound by reaction of 2 elements or compound