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2 Mn2O3 + 3 Si = 3 SiO2 + 4 Mn
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + SO3 = ZnS + ZnO =>
4 Zn + SO3 = ZnS + 3 ZnO
Fe(NO3)3 + NH3 = Fe2O3*15H2O + N2 =>
2 Fe(NO3)3 + 10 NH3 = Fe2O3*15H2O + 8 N2
CaC2 + KOH = Ca(OH)2 + KC =>
CaC2 + 2 KOH = Ca(OH)2 + 2 KC
CH3CH2CCH3CH3OH + HCl = CH3CH2CCH3CH3Cl + H2O =>
CH3CH2CCH3CH3OH + HCl = CH3CH2CCH3CH3Cl + H2O
C6H8O6 + NaHCO3 = C6H7NaO6 + CO2 + H2O =>
C6H8O6 + NaHCO3 = C6H7NaO6 + CO2 + H2O
CuS + O2 = CuSO4 =>
CuS + 2 O2 = CuSO4
OH{-} + FeHPO3 + ClO{-} = Cl{-} + PO4{3-} + Fe(OH)3 + H2O =>
6 OH{-} + 2 FeHPO3 + 3 ClO{-} = 3 Cl{-} + 2 PO4{3-} + 2 Fe(OH)3 + H2O
ZnS + H2O2 = ZnO + S + H2O =>
ZnS + H2O2 = ZnO + S + H2O
AgNO3 + KMnO4 = AgMnO4 + KNO3 =>
AgNO3 + KMnO4 = AgMnO4 + KNO3
Cs + S = CsS =>
Cs + S = CsS
CH3CH2CCH3CH3OH + HCl = CH3CH2CCH3CH3Cl + H2O =>
CH3CH2CCH3CH3OH + HCl = CH3CH2CCH3CH3Cl + H2O
Fe203 = Fe =>
Fe203 = 203 Fe
Fe(NO3)3 + NH3 = Fe2O3*15H2O + N2 =>
2 Fe(NO3)3 + 10 NH3 = Fe2O3*15H2O + 8 N2
Cu(No3)2NaI = CuINa(No3)2 =>
Cu(No3)2NaI = CuINa(No3)2
Fe(NO3)3 + NH3 = Fe2O3*15H2O + N2 =>
2 Fe(NO3)3 + 10 NH3 = Fe2O3*15H2O + 8 N2
Cl2O5H2O = HClO3 =>
Cl2O5H2O = 2 HClO3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Pb{2+} + Zn = Zn{2+} + Pb =>
Pb{2+} + Zn = Zn{2+} + Pb
KClO3 + O2 = K2O + ClO3 =>
4 KClO3 + O2 = 2 K2O + 4 ClO3
CaC2H2 = C2H2Ca =>
CaC2H2 = C2H2Ca
B + NaOH = NaBO2 + H2 + Na2O =>
2 B + 6 NaOH = 2 NaBO2 + 3 H2 + 2 Na2O
CaCl2 + Na2(CO3) = Ca(CO3) + NaCl =>
CaCl2 + Na2(CO3) = Ca(CO3) + 2 NaCl
(NH4)2(CO3) = (NH4)2O + CO2 =>
(NH4)2(CO3) = (NH4)2O + CO2
CH3COOH + H2C2O4 = HCOOH + CH2C2O4 =>
CH3COOH + 2 H2C2O4 = 3 HCOOH + CH2C2O4
CaC2 + KOH = Ca(OH)2 + KC =>
CaC2 + 2 KOH = Ca(OH)2 + 2 KC
AlO + B = BO + Al =>
AlO + B = BO + Al
C2H2O2 + O2 = CO2 + H2O =>
2 C2H2O2 + 3 O2 = 4 CO2 + 2 H2O
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
MnO + Si = Mn + SiO2 =>
2 MnO + Si = 2 Mn + SiO2
Cr2(SO4)3 + HBr = CrBr3 + H2SO4 =>
Cr2(SO4)3 + 6 HBr = 2 CrBr3 + 3 H2SO4
NaCrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + Na2SO4 + H2O =>
2 NaCrO4 + 4 NaNO2 + 4 H2SO4 = 4 NaNO3 + Cr2(SO4)3 + Na2SO4 + 4 H2O
H2O + KCN + K2MnO4 = KCNO + MnO2 + KOH =>
H2O + KCN + K2MnO4 = KCNO + MnO2 + 2 KOH
Co(HCO3)3 = Co2(CO3)3 + CO2 + H2O =>
2 Co(HCO3)3 = Co2(CO3)3 + 3 CO2 + 3 H2O
Al2(SO3)3 + KOH = Al(OH)3 + K6(SO3)3 =>
Al2(SO3)3 + 6 KOH = 2 Al(OH)3 + K6(SO3)3
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
NH3NO3 + H2O = NH4NO3 + OH =>
NH3NO3 + H2O = NH4NO3 + OH
HSeCrOH = H2OCrSe =>
HSeCrOH = H2OCrSe
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
Ni(No3)2(ac) + NaOH(ac) = Ni(OH)2(ac) + NaNo3 =>
Ni(No3)2(ac) + 2 NaOH(ac) = Ni(OH)2(ac) + 2 NaNo3
LiOH + NH4Cl = H2 + LiCl + NO =>
2 LiOH + 2 NH4Cl = 5 H2 + 2 LiCl + 2 NO
HK + Fe = HFe + K =>
HK + Fe = HFe + K
(NH4)2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + NH3 + I2 + H2O =>
(NH4)2Cr2O7 + 6 KI + 6 H2SO4 = Cr2(SO4)3 + 3 K2SO4 + 2 NH3 + 3 I2 + 7 H2O
Br2(g) + Cl{-}(aq) = Br{-}(aq) + Cl2(l) =>
Br2(g) + 2 Cl{-}(aq) = 2 Br{-}(aq) + Cl2(l)
Ca + CoCl3 = Co + CaCl2 =>
3 Ca + 2 CoCl3 = 2 Co + 3 CaCl2
SiC + O2 = SiO3 + CO2 =>
2 SiC + 5 O2 = 2 SiO3 + 2 CO2
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
TiO2 + Na2CO3 = Na2TiO3 + CO2 =>
TiO2 + Na2CO3 = Na2TiO3 + CO2
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