Ama science teacher kahithile diamond, graphite aru fullerene sabu carbon ra allotropes, kintu structure aru properties alaga. Diamond ta hardest, graphite soft aru conductor, fullerene football shape re. Kintu exam re padhile au kichi, mun actual dekhi carbon ra different forms — jemiti amma pithabhaja karile aloo fry re soft, chips re crisp, aru curry re gravy mix heijae, sabu aloo but taste alaga. Ma notebooks re draw karu structure, par exam re question asile mu bhuli jau, karan last week gas cylinder price bare calculate kariki ma padha concentration break heigala.
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