READY-RECKONER
\ɹˈɛdiɹˈɛkənə], \ɹˈɛdiɹˈɛkənə], \ɹ_ˈɛ_d_i_ɹ_ˈɛ_k_ə_n_ə]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.