Answer :

chipperrider
This is a synthesis reaction because there are two reactants combining to form one product.
braza909

Answer:

It's a synthesis reaction since S and [tex]O_{2}[/tex]  combine to form sulphur dioxide.

Explanation:

In this reaction S and [tex]O_{2}[/tex] synthesized to form a single product,[tex]SO_{2}[/tex],so it will be a synthesis reaction.