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2 KMnO4 + 5 SO2 = 2 MnSO4 + K2SO4 + 2 SO3
HNO3 + FeO = Fe(NO3)3 + H2O + NO =>
10 HNO3 + 3 FeO = 3 Fe(NO3)3 + 5 H2O + NO
MgCo3 + O2 = MgO2 + Co2 =>
2 MgCo3 + 2 O2 = 2 MgO2 + 3 Co2
Cu + HCl + NH4NO3 = CuCl2 + H2O + N2 =>
Cu + 2 HCl + NH4NO3 = CuCl2 + 3 H2O + N2
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + H3PO4 =>
Ca3(PO4)2 + 6 HNO3 = 3 Ca(NO3)2 + 2 H3PO4
Br2O + KOH = KBrO + H2O =>
Br2O + 2 KOH = 2 KBrO + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ni + KI = NiI2 + K =>
Ni + 2 KI = NiI2 + 2 K
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C5H9O + O2 = CO2 + H2O4 =>
2 C5H9O + 27 O2 = 10 CO2 + 9 H2O4
CH3COOH(aq) + OH(aq) = CH3COO(aq) + H2O(l) =>
CH3COOH(aq) + OH(aq) = CH3COO(aq) + H2O(l)
AgNO3 + Na2S2O5 = Ag + NaNO3 + SO2 + O2 =>
4 AgNO3 + 2 Na2S2O5 = 4 Ag + 4 NaNO3 + 4 SO2 + O2
MnO2 + Na2O = Na2MnO3 =>
MnO2 + Na2O = Na2MnO3
I2 + Br2 + OH{-} = IO3{-} + Br{-} + H2O =>
I2 + 5 Br2 + 12 OH{-} = 2 IO3{-} + 10 Br{-} + 6 H2O
Fe2O3 + H{+} = Fe{3+} + H2O =>
Fe2O3 + 6 H{+} = 2 Fe{3+} + 3 H2O
NaNO2 + Br2 + NaOH = NaNO3 + NaBr + H2O =>
NaNO2 + Br2 + 2 NaOH = NaNO3 + 2 NaBr + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaCl + K2Cr2O7 + H2SO4 = CrCl2O2 + K2SO4 + Na2SO4 + H2O =>
4 NaCl + K2Cr2O7 + 3 H2SO4 = 2 CrCl2O2 + K2SO4 + 2 Na2SO4 + 3 H2O
La + Fe2O3 + Fe + S = La4FeS6O =>
12 La + Fe2O3 + Fe + 18 S = 3 La4FeS6O
AuBr + Zn = ZnBr2 + Au =>
2 AuBr + Zn = ZnBr2 + 2 Au
Sn(OH)2 + Na2SiO3 + H2O = Na[Sn(OH)3] + H2SiO3 =>
2 Sn(OH)2 + Na2SiO3 + 2 H2O = 2 Na[Sn(OH)3] + H2SiO3
FeCl3 + CH3COONa + H2O = (CH3COO)3Fe + HCl + NaOH =>
FeCl3 + 3 CH3COONa + 3 H2O = (CH3COO)3Fe + 3 HCl + 3 NaOH
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Sr(s) + S(s) = SrS =>
Sr(s) + S(s) = SrS
MnO4{-} + HNO2 + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 HNO2 + H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
C5H5SH + O2 = CO2 + H2O + SO2 =>
2 C5H5SH + 15 O2 = 10 CO2 + 6 H2O + 2 SO2
FeCO3 + C6H8O7 = CO2 + Fe + H2O =>
9 FeCO3 + C6H8O7 = 15 CO2 + 9 Fe + 4 H2O
NiSO4 + NaOH + Br2 = Ni2O3 + Na2SO4 + NaBr + H2O =>
2 NiSO4 + 6 NaOH + Br2 = Ni2O3 + 2 Na2SO4 + 2 NaBr + 3 H2O
Pb + Cu2O = PbO + Cu2 =>
Pb + Cu2O = PbO + Cu2
MnO2 + Na2O = Na2MnO3 =>
MnO2 + Na2O = Na2MnO3
Ba + PbCl4 = BaCl4 + Pb =>
Ba + PbCl4 = BaCl4 + Pb
FeCl2 + Mg = MgCl2 + Fe2 =>
2 FeCl2 + 2 Mg = 2 MgCl2 + Fe2
HCOOH + Zn(OH)2 = Zn(HCOO)2 + H2O =>
2 HCOOH + Zn(OH)2 = Zn(HCOO)2 + 2 H2O
CH3COOH + HBr = CH3CHO + Br2 + H2O =>
CH3COOH + 2 HBr = CH3CHO + Br2 + H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Hydrogenchloride + sodiumcarbonate = sodiumchloride + water + carbondioxide =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
HI + KOH = I + KOH2 =>
HI + KOH = I + KOH2
Ba + H2O(l) = Ba(OH)2 + H2 =>
Ba + 2 H2O(l) = Ba(OH)2 + H2
Cr2O7{2-} + Hg + H2SO4 + H{+} = Hg2SO4 + Cr{3+} + H2O =>
Cr2O7{2-} + 6 Hg + 3 H2SO4 + 8 H{+} = 3 Hg2SO4 + 2 Cr{3+} + 7 H2O
Ag + NaCN + H2O + O2 = NaAg(CN)2 + NaOH =>
4 Ag + 8 NaCN + 2 H2O + O2 = 4 NaAg(CN)2 + 4 NaOH
CuO + H3O = Cu + H2O =>
CuO + 2 H3O = Cu + 3 H2O
CH3COOCH3 + H2O = CH3COOH + HOCH3 =>
CH3COOCH3 + H2O = CH3COOH + HOCH3
Cl2 + HBr = BrCl + H2 =>
Cl2 + 2 HBr = 2 BrCl + H2
CrCl2 + AgNO3 = Cr(NO3)2 + AgCl =>
CrCl2 + 2 AgNO3 = Cr(NO3)2 + 2 AgCl
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Ba + H2O(l) = Ba(OH)2 + H2 =>
Ba + 2 H2O(l) = Ba(OH)2 + H2
HCl + H2SO4 = HSO4 + H2Cl =>
HCl + H2SO4 = HSO4 + H2Cl
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