Which of the following is a synthesis reaction? 2S + 3O2 2SO3 2Na + 2H2O 2NaOH + H2 2H2O2 2H2O + O2 CaCl2 + F2 CaF2 + Cl2

Respuesta :

2S + 3O2 => 2SO3 first option

It should be the first option.