ENGINEER'S CHAIN
\ˌɛnd͡ʒɪnˈi͡əz t͡ʃˈe͡ɪn], \ˌɛndʒɪnˈiəz tʃˈeɪn], \ˌɛ_n_dʒ_ɪ_n_ˈiə_z tʃ_ˈeɪ_n]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.