choose a chemist then write : -

- Biographical details about them

-Significant accomplishments and contributions to the field of chemistry

- A link to a webpage where others could find more information about your chemist (if the chemist is alive, a good link could be to their professional webpage, for example; if the chemist is no longer alive, good links would include news or biography articles about the chemist)

-You may add other information about your chemist that you find interesting, but this is not required.