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2 KMnO4 + 10 KI + 16 CH3COOH = 12 CH3COOK + 5 I2 + 2 Mn(CH3COO)2 + 8 H2O
Si + Ca = Ca2Si =>
Si + 2 Ca = Ca2Si
H2 + CuSO4 = Cu + H2SO4 =>
H2 + CuSO4 = Cu + H2SO4
FeCl2(aq) + Ag3PO4(aq) = Fe3(PO4)2(aq) + AgCl(s) =>
3 FeCl2(aq) + 2 Ag3PO4(aq) = Fe3(PO4)2(aq) + 6 AgCl(s)
H3AsO4 + NO2{-} = H3AsO3 + NO3{-} =>
H3AsO4 + NO2{-} = H3AsO3 + NO3{-}
H3P + MgBr2 = Mg3P2 + HBr =>
2 H3P + 3 MgBr2 = Mg3P2 + 6 HBr
Ba(OH)2 + Co(NO3)2 = Co(OH)2 + Ba(NO3)2 =>
Ba(OH)2 + Co(NO3)2 = Co(OH)2 + Ba(NO3)2
NaI(aq) + Hg2(C2H3O2)2(aq) = Na2(C2H3O2)(aq) + I2Hg(s) =>
4 NaI(aq) + Hg2(C2H3O2)2(aq) = 2 Na2(C2H3O2)(aq) + 2 I2Hg(s)
MnS + HI = MnI2 + H2S =>
MnS + 2 HI = MnI2 + H2S
Al + PbCl2 = AlCl3 + Pb =>
2 Al + 3 PbCl2 = 2 AlCl3 + 3 Pb
Zn(HCO3)2 = ZnCO3 + H2O + CO2 =>
Zn(HCO3)2 = ZnCO3 + H2O + CO2
O2 + CH10 = H2O + CO2 =>
7 O2 + 2 CH10 = 10 H2O + 2 CO2
Al2O3 + CuSO4 = Al2O4 + CuSO3 =>
Al2O3 + CuSO4 = Al2O4 + CuSO3
Co(OH)2 + Br2 = Co(OH)Br + BrOH =>
Co(OH)2 + Br2 = Co(OH)Br + BrOH
MgClO4 + CuSO4 = MgSO4 + CuClO4 =>
MgClO4 + CuSO4 = MgSO4 + CuClO4
Na + AlF3 = NaF + Al =>
3 Na + AlF3 = 3 NaF + Al
Fe(CN)6{4-} + H{+} + MnO4{-} = Fe{3+} + CO2 + NO3{-} + Mn{2+} + H2O =>
5 Fe(CN)6{4-} + 188 H{+} + 61 MnO4{-} = 5 Fe{3+} + 30 CO2 + 30 NO3{-} + 61 Mn{2+} + 94 H2O
CrI2 + Fe(NO3)3 = Cr(NO3)2 + FeI3 =>
3 CrI2 + 2 Fe(NO3)3 = 3 Cr(NO3)2 + 2 FeI3
V(OH)5 + HSO3 = V(SO3)5 + H2O =>
V(OH)5 + 5 HSO3 = V(SO3)5 + 5 H2O
Na + Br = Na2Br =>
2 Na + Br = Na2Br
Mg3N2 + H2O = N3 + MgOH2 =>
3 Mg3N2 + 9 H2O = 2 N3 + 9 MgOH2
(CoOH)2SO4 + NaOH = Co(OH)2 + Na2SO4 =>
(CoOH)2SO4 + 2 NaOH = 2 Co(OH)2 + Na2SO4
Na2CO3*3H2O2 + NaI = NaIO3 + Na2CO3 + H2O =>
Na2CO3*3H2O2 + NaI = NaIO3 + Na2CO3 + 3 H2O
Cu(NO3)2 + K2S = CuS(s) + KNO3 =>
Cu(NO3)2 + K2S = CuS(s) + 2 KNO3
MnO4({-}) + H2SO3 + H = Mn({2+}) + SO4({2-}) + H2O =>
2 MnO4({-}) + 3 H2SO3 + 4 H = 2 Mn({2+}) + 3 SO4({2-}) + 5 H2O
ClO4({-}) = Cl2O7 + O2 + e =>
4 ClO4({-}) = 2 Cl2O7 + O2 + 4e
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
SO2 + CaCO3 + O2 + H2O = CaSO4*2H2O + CO2 =>
2 SO2 + 2 CaCO3 + O2 + 4 H2O = 2 CaSO4*2H2O + 2 CO2
MnO4{-} + I{-} + H2O = MnO2{-} + I2{+4} + OH{-} =>
3 MnO4{-} + 4 I{-} + 6 H2O = 3 MnO2{-} + 2 I2{+4} + 12 OH{-}
Al(SO4)3 + BaCl2 = AlCl2 + Ba(SO4)3 =>
Al(SO4)3 + BaCl2 = AlCl2 + Ba(SO4)3
HCl + BaO = HO + ClBa =>
HCl + BaO = HO + ClBa
C6H6 + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
7 C6H6 + 6 KMnO4 + 9 H2SO4 = 6 C7H6O2 + 3 K2SO4 + 6 MnSO4 + 12 H2O
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
NaCl(ag) + H2O(l) = NaOH(aq) + H2(g) + Cl2(g) =>
2 NaCl(ag) + 2 H2O(l) = 2 NaOH(aq) + H2(g) + Cl2(g)
FeS2 + HBr = FeBr2 + S + H2 =>
FeS2 + 2 HBr = FeBr2 + 2 S + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + Cl = ZnCl2 =>
Zn + 2 Cl = ZnCl2
Fe2(aq) = Fe3(aq) =>
3 Fe2(aq) = 2 Fe3(aq)
XH + XCr2O7 + XSO3 = XCr + XSO4 + XH2O =>
2 XH + XCr2O7 + 6 XSO3 = 2 XCr + 6 XSO4 + XH2O
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
H2SO3 + I2 = SO3 + HI =>
H2SO3 + I2 = SO3 + 2 HI
Ag + KCN = KAg(CN)2 + K2 =>
2 Ag + 4 KCN = 2 KAg(CN)2 + K2
CH3COOH + C4H9 = CH3CH2COOC4H9 + H2O =>
23 CH3COOH + 20 C4H9 = 18 CH3CH2COOC4H9 + 10 H2O
CH3OH + Al2O3 = Al(OCH3)3 + H2O =>
6 CH3OH + Al2O3 = 2 Al(OCH3)3 + 3 H2O
Al2(SO4)3 + HCl = AlCl3 + H2(SO4) =>
Al2(SO4)3 + 6 HCl = 2 AlCl3 + 3 H2(SO4)
Na2S + HNO3 = S + NaNO3 + H2O + NO2 =>
Na2S + 4 HNO3 = S + 2 NaNO3 + 2 H2O + 2 NO2
NO3{-} + H{+} + Fe{2+} = NO + Fe{3+} + H2O =>
NO3{-} + 4 H{+} + 3 Fe{2+} = NO + 3 Fe{3+} + 2 H2O
Ag + Ba = AgBa2 =>
Ag + 2 Ba = AgBa2
Be3N2 + HBr = BeBr2 + NH3 =>
Be3N2 + 6 HBr = 3 BeBr2 + 2 NH3
Fe{3+} + NO2{-} + H2O = Fe{2+} + H{+} + NO3{-} =>
2 Fe{3+} + NO2{-} + H2O = 2 Fe{2+} + 2 H{+} + NO3{-}
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