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2 Cr(OH3) + 7 H2O2 + 4 KOH = 2 K2CrO4 + 12 H2O
CH3COOH + Al = C2Al + H2O =>
CH3COOH + Al = C2Al + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
HCOOH + CH3OH = H2O + HCOOCH3 =>
HCOOH + CH3OH = H2O + HCOOCH3
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
Na2SO4 + BaOH = Ba2SO4 + NaOH =>
Na2SO4 + 2 BaOH = Ba2SO4 + 2 NaOH
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Pb(ClO3)2 + NaCN = Pb(CN)2 + NaClO3 =>
Pb(ClO3)2 + 2 NaCN = Pb(CN)2 + 2 NaClO3
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Ge + S = Ge2S4 =>
2 Ge + 4 S = Ge2S4
BeH2O = BeOH2 =>
BeH2O = BeOH2
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
Zn(OH)2 + KNO3 = Zn(NO3)2 + KOH =>
Zn(OH)2 + 2 KNO3 = Zn(NO3)2 + 2 KOH
C2H4O(g) + O2(g) = CO2(g) + H2O =>
2 C2H4O(g) + 5 O2(g) = 4 CO2(g) + 4 H2O
C35H72 + O2 = CO2 + H2O =>
C35H72 + 53 O2 = 35 CO2 + 36 H2O
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
C2H6O(l) + O2(g) = CO2(g) + H2O(g) =>
C2H6O(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
N2 + O2 = N2O4 =>
N2 + 2 O2 = N2O4
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
SnI4 + Pb(NO3)2 = Sn(NO3)4 + PbI2 =>
SnI4 + 2 Pb(NO3)2 = Sn(NO3)4 + 2 PbI2
As3O3 + HNO3 + H2O = H3AsO4 + NO =>
As3O3 + 3 HNO3 + 3 H2O = 3 H3AsO4 + 3 NO
FeBr3 + Na2CO3 = Fe2(CO3)3 + NaBr =>
2 FeBr3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaBr
H2S + HClO3 = S + HCl + HOH =>
3 H2S + HClO3 = 3 S + HCl + 3 HOH
Zr + N2 = ZrN2 =>
Zr + N2 = ZrN2
NaC1 + SO2 + H2O + O2 = Na2SO4 + HC1 =>
4 NaC1 + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HC1
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
H2SO4 + H2O = H3O + SO4 =>
H2SO4 + 2 H2O = 2 H3O + SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2Cr2O7 + HNO3 + Na2SO3 = NaNO3 + Cr(NO3)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 8 HNO3 + 3 Na2SO3 = 2 NaNO3 + 2 Cr(NO3)3 + 3 Na2SO4 + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn(OH)2 + Na2SO3 = NaOH + ZnSO3 =>
Zn(OH)2 + Na2SO3 = 2 NaOH + ZnSO3
Ir + I2 = IrI2 =>
Ir + I2 = IrI2
Ba(NO3)2 + Na2CO3 = BaCO3 + NaNO3 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + 2 NaNO3
KMnO4 + Na2SO3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
C6H6N12O12 = CO + N2 + H2O + O2 =>
2 C6H6N12O12 = 12 CO + 12 N2 + 6 H2O + 3 O2
Na2S + HNO3 = S + NO + NaNO3 + H2O =>
3 Na2S + 8 HNO3 = 3 S + 2 NO + 6 NaNO3 + 4 H2O
CuSO4 + NaOH + HCl = NaCl + HSO4 + CuOH =>
CuSO4 + NaOH + HCl = NaCl + HSO4 + CuOH
Sn(OH)2 + NaOH = Na2SnO2 + H2O =>
Sn(OH)2 + 2 NaOH = Na2SnO2 + 2 H2O
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
Sc2O3 + SO3 = Sc2(SO4)3 =>
Sc2O3 + 3 SO3 = Sc2(SO4)3
CaO + ZnO = Ca2(ZnO2)2 =>
2 CaO + 2 ZnO = Ca2(ZnO2)2
Zn + NaOH + H2O = NaZn(OH)4 + H2 =>
2 Zn + 2 NaOH + 6 H2O = 2 NaZn(OH)4 + 3 H2
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