1. Waxay ka xanaajisaa mareenka neef-mareenka sare. Waxay leedahay saameyn xoog leh, xanaaq iyo dareen leh maqaarka. Waxay keeni kartaa dhaawac indhaha. Waa guban kara, qarax, aad u xanaaqsan, oo dareen leh.
2. Xasilooni darro
3. Isqabsi la'aanta: wakiilada yaraynta xooggan, acids, alkalis, khamriga
4. Xaaladaha si looga fogaado in la taabto kulayl, iftiin, khilaaf, gariirka
5. Khataraha polymerization, ma jiro polymerization
6. Badeecooyinka burburiya carbon dioxide, benzoic acid, benzene, phenyl benzoate