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Определите степени окисления атомов элементов, входящих в состав веществ:
a. AlCl3, H2Se, CaH2, SiF4, AlN, XeO4, LiH, SF6, NH3, NF3, N2O5, N2H4, O2F2, P4O10, I2O5, Ca2Si;
b. HСlO, KHF2, K2CO3, KСlO3, HСlO4, NH4OH, NaClO2, H3PO4, K2Cr2O7, NH2OH, MgOHCl, Cl2.
c. MnSO4, LiNO2, PbSiO3, Fe(NO3)3;Fe2(SO4)3, Hg(NO3)2, Zn3(PO4)2, Cd(HCO3)2;
d. Fe3(PO4)2, SnHPO4, Pb(HSO4)2, Cu(NO3)2;Ag2SO3, Cu(NO2)2, Fe(H2PO4)2, ZnSO3;Fe(OH)2Cl, AlOH(NO3)2, Сu2(OH)2CO3, Ca3(PO4)2.
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