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CU + 2 HNO3 = CU(NO3)2 + 2 H
CH3COOH + KHCO3 = KCH3COO + H2O + CO2 =>
CH3COOH + KHCO3 = KCH3COO + H2O + CO2
C6H8O7 + NH4OH = C6H14N2O7 + H2O =>
C6H8O7 + 2 NH4OH = C6H14N2O7 + 2 H2O
NH6 = N2 + H2 =>
2 NH6 = N2 + 6 H2
C8H10O2 + NaOCl = C8H8O2 + Na + Cl + H3O =>
3 C8H10O2 + 2 NaOCl = 3 C8H8O2 + 2 Na + 2 Cl + 2 H3O
KNO3 + C6H12O6 = CO2 + H2O + KOH + NO =>
8 KNO3 + C6H12O6 = 6 CO2 + 2 H2O + 8 KOH + 8 NO
CH3COOH + KMnO4 = CH3COOK + (CH3COO)2Mn + CO2 + H2O =>
29 CH3COOH + 8 KMnO4 = 8 CH3COOK + 8(CH3COO)2Mn + 10 CO2 + 22 H2O
Br2 + CoI3 = CoBr + I =>
Br2 + 2 CoI3 = 2 CoBr + 6 I
NH4SCN + CoCl2 = (NH4)2(Co(SCN)4) + NH4Cl =>
4 NH4SCN + CoCl2 = (NH4)2(Co(SCN)4) + 2 NH4Cl
Cr + ClO = CrO + Cl =>
Cr + ClO = CrO + Cl
Fe2(SO4)3 + C6H8O7 = FeC6H5O7 + H2SO4 =>
Fe2(SO4)3 + 2 C6H8O7 = 2 FeC6H5O7 + 3 H2SO4
C2H5NH2 + HBr = C2H5NH3Br =>
C2H5NH2 + HBr = C2H5NH3Br
Zn + Au(NO2)2 = Zn(NO2) + Au =>
2 Zn + Au(NO2)2 = 2 Zn(NO2) + Au
Pb(CH3COO)2 + KOH = Pb(OH)2 + CH3COOK =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 CH3COOK
Cl2 + NH4NO3 = NCl3 + HCl + HNO3 =>
3 Cl2 + NH4NO3 = NCl3 + 3 HCl + HNO3
C7H5N3O6(s) = N2(g) + CO2(g) + H2O(g) + C =>
4 C7H5N3O6(s) = 6 N2(g) + 7 CO2(g) + 10 H2O(g) + 21 C
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Zn(OH)2 + KOH = K2ZnO2 + H2O =>
Zn(OH)2 + 2 KOH = K2ZnO2 + 2 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O = CA(OH)2 + H2SO4 =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Ca3P2 + O2 = P2O5 + Ca =>
2 Ca3P2 + 5 O2 = 2 P2O5 + 6 Ca
N2H2 + N2O4 = N2 + H2O =>
4 N2H2 + N2O4 = 5 N2 + 4 H2O
Al3 + PbO = Al2O3 + Pb2 =>
4 Al3 + 18 PbO = 6 Al2O3 + 9 Pb2
HNO3 + HI = NO2 + HIO3 + H2O =>
6 HNO3 + HI = 6 NO2 + HIO3 + 3 H2O
HONH2 + HCl = HONH3Cl =>
HONH2 + HCl = HONH3Cl
Li2SO3 = Li2SO4 + Li2S =>
4 Li2SO3 = 3 Li2SO4 + Li2S
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
(NH4)2S + O2 = NH3 + SO2 + H2O =>
2(NH4)2S + 3 O2 = 4 NH3 + 2 SO2 + 2 H2O
Br2 + O2 = BrO =>
Br2 + O2 = 2 BrO
Pb(NO3)2 + K2(SO4) = Pb(SO4) + K(NO3) =>
Pb(NO3)2 + K2(SO4) = Pb(SO4) + 2 K(NO3)
KMnO4 + H2SO4 + Sb = K2SO4 + MnSO4 + Sb2O3 + H2O =>
6 KMnO4 + 9 H2SO4 + 10 Sb = 3 K2SO4 + 6 MnSO4 + 5 Sb2O3 + 9 H2O
Ag + S2O3 = Ag(S2O3)2 =>
Ag + 2 S2O3 = Ag(S2O3)2
CuSO4*5H2O + (NH4)2SO4 + H2O = (NH4)2Cu(SO4)2*6H2O =>
CuSO4*5H2O + (NH4)2SO4 + H2O = (NH4)2Cu(SO4)2*6H2O
K3PO4 + Ag = Ag3PO4 + K =>
K3PO4 + 3 Ag = Ag3PO4 + 3 K
C7H17SH(l) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
2 C7H17SH(l) + 25 O2(g) = 14 CO2(g) + 18 H2O(g) + 2 SO2(g)
Zn(OH)2 = OH + Zn =>
Zn(OH)2 = 2 OH + Zn
FeCr2O4(s) + K2CO3(aq) + O2(g) = Fe2O3(s) + K2CrO4(aq) + CO2(g) =>
4 FeCr2O4(s) + 8 K2CO3(aq) + 7 O2(g) = 2 Fe2O3(s) + 8 K2CrO4(aq) + 8 CO2(g)
CuO + (NH4)2S = Cu + N2 + H2O + CuS =>
4 CuO + (NH4)2S = 3 Cu + N2 + 4 H2O + CuS
MgSO4 + (NH4)OH = (NH4)2SO4 + Mg(OH)2 =>
MgSO4 + 2(NH4)OH = (NH4)2SO4 + Mg(OH)2
H3PO4 + TlOH = Tl3PO4 + H2O =>
H3PO4 + 3 TlOH = Tl3PO4 + 3 H2O
Fe(OH)2 = Fe + OH =>
Fe(OH)2 = Fe + 2 OH
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2SiO3 = CuSiO3 + Na2(NO3)2
Fe3O4 + H2S = FeS + H2O + O2 =>
2 Fe3O4 + 6 H2S = 6 FeS + 6 H2O + O2
C6H4(NO2)COOH + HCl + Fe = C6H4(NH2)COOH + FeCl2 + H2O =>
C6H4(NO2)COOH + 6 HCl + 3 Fe = C6H4(NH2)COOH + 3 FeCl2 + 2 H2O
Al2O3 + CaO = Ca3(AlO3)2 =>
Al2O3 + 3 CaO = Ca3(AlO3)2
Br2 + CCl4 = Cl2 + CBr4 =>
2 Br2 + CCl4 = 2 Cl2 + CBr4
Po + O2 = Po2O4 =>
2 Po + 2 O2 = Po2O4
Fe + S2O3 = FeS2O3 =>
Fe + S2O3 = FeS2O3
SO2 + LiOH = LiHSO3 =>
SO2 + LiOH = LiHSO3
Pb{2+} = Pb + Pb{4+} =>
2 Pb{2+} = Pb + Pb{4+}
(NH4)2SO4 + CuCl2 = (NH4)2Cl2 + CuSO4 =>
(NH4)2SO4 + CuCl2 = (NH4)2Cl2 + CuSO4
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