B.
its the only one with ozone in the reaction O₃
THE EXPLINATION ANSWER: I think crude oil is a mixture because it is made up of compounds that can be separated using distillation, a physical process.
2 chloro 2 methyl propane reacts with potassium hydroxide in aqueous solution to give 2 methyl 2 propane.
<h2>HOPE IT HELPS!!!!!!!! </h2>
All of the group iia metals (the column with Be, Mg, Ca, etc) have an outermost s suborbital with 2 electrons