This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Electrophilic reaction of sulfuric acid with ethene. Reaction scheme of sulfuric acid with ethene and hydrolysis of the formed sulfuric ester Selfmade with ChemDraw Calvero PD Electrophilic addition reactions
Page 2023 Free-images.com. All images are Public Domain