EFFECTUOUS
\ɪfˈɛkt͡ʃuːəs], \ɪfˈɛktʃuːəs], \ɪ_f_ˈɛ_k_tʃ_uː_ə_s]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.