Nechta oyla mavjud, 2, 3, 4, 5, Kislorodni valentligini aniqlang, 2, 1, Osh tizini formulasini yozing, NaCL, H2o, Asoslarga misol yozing, MgO, LiOH, Oltigugurtni rangi, Oq, Sariq, Peroksidni yozing, NO, H2O2, Asoslarga misol yozing, NaO, LiOH, Qalayni formulasini yozing, MgO, Sn, Burni formulasini yozing, NaO, CaCO3, Temir qush oksidini yozing, TeO, Te204

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