Chemistry, 01.06.2021 17:30 sabrinarea041904
A)Alegeți reacția care NU este un proces redox:a) 2KClO3→ 2KCl + 3O2b) H2S + Cl2→ 2HCl + Sc) SiO2+ 4HF → SiF4 + 2H2Od) C + H2O → CO + H2B)În care compus, clorul are cea mai mare valoare a N. O.?HOCl, CaCl2, KClO4, NaClO2, KClO3C)Indicați hidrura în care hidrogenul are N. O. = -1:PH3, HBr, CsH, H2Se, H2O. D) Ce procese au loc în transformările:a) S+4→ S+6b) S-2→ S+4c) Cl-1→ Cl0d) Mn+7 → Mn+2 DAU COROANA
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A)Alegeți reacția care NU este un proces redox:a) 2KClO3→ 2KCl + 3O2b) H2S + Cl2→ 2HCl + Sc) SiO2+ 4...
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