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Fe + Na2CO3 = FeCO3 + 2 Na
Mn + O2 = Mn3O =>
6 Mn + O2 = 2 Mn3O
FeSO4 + NaClO + NaOH = Na2FeO4 + NaCl + H2O + Na2SO4 =>
FeSO4 + 2 NaClO + 4 NaOH = Na2FeO4 + 2 NaCl + 2 H2O + Na2SO4
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
Na + B4 + O = B2O32Na =>
2 Na + B4 + 64 O = 2 B2O32Na
Cr(OH)3 + KClO3 + KOH = K2CrO4 + Cl + H2O =>
5 Cr(OH)3 + 3 KClO3 + 7 KOH = 5 K2CrO4 + 3 Cl + 11 H2O
UF4 + Mg2 = MgF + U =>
UF4 + 2 Mg2 = 4 MgF + U
K + HNO3 = KNO3 + NH4(NO3) + H2O =>
8 K + 10 HNO3 = 8 KNO3 + NH4(NO3) + 3 H2O
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
C12H22O11 + HCl = CH4 + CCl4 + O2 =>
4 C12H22O11 + 52 HCl = 35 CH4 + 13 CCl4 + 22 O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Si + Ba = Ba3Si =>
Si + 3 Ba = Ba3Si
PbI2 + H2O2 = PbO2 + I2 + H2 =>
PbI2 + H2O2 = PbO2 + I2 + H2
C6H12 + NaOH = CHNa + H2O =>
C6H12 + 6 NaOH = 6 CHNa + 6 H2O
LiOH + F2 = LiF + H2O + O2 =>
4 LiOH + 2 F2 = 4 LiF + 2 H2O + O2
C6H5CH3 + Br2 = C6H2Br2(CH3) + HBr =>
2 C6H5CH3 + 5 Br2 = 2 C6H2Br2(CH3) + 6 HBr
NO2 + O3 = N2O5 + O2 =>
2 NO2 + O3 = N2O5 + O2
Na2CO3 + Al2O3 = CO2 + NaAlO2 =>
Na2CO3 + Al2O3 = CO2 + 2 NaAlO2
MnO4{-} + H{+} + HCOOH = Mn{+2} + CO2 + H2O =>
2 MnO4{-} + 6 H{+} + 5 HCOOH = 2 Mn{+2} + 5 CO2 + 8 H2O
CH3OH + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O + CH3COOH =>
6 CH3OH + 2 K2Cr2O7 + 16 HNO3 = 4 KNO3 + 4 Cr(NO3)3 + 14 H2O + 3 CH3COOH
Cr2S3 + Mn(NO3)2 + Na2CO3 = Na2CrO4 + Na2MnO4 + Na2SO4 + NO + CO2 =>
Cr2S3 + 15 Mn(NO3)2 + 20 Na2CO3 = 2 Na2CrO4 + 15 Na2MnO4 + 3 Na2SO4 + 30 NO + 20 CO2
Ba + CH3COOH = H2 + BaCH3COO =>
2 Ba + 2 CH3COOH = H2 + 2 BaCH3COO
La + S = La2S3 =>
2 La + 3 S = La2S3
W + N2 = WN =>
2 W + N2 = 2 WN
FeSO4 + NaClO + NaOH = Na2FeO4 + NaCl + Na2SO4 + H2O =>
FeSO4 + 2 NaClO + 4 NaOH = Na2FeO4 + 2 NaCl + Na2SO4 + 2 H2O
PbI2 + H2O2 = PbO2 + I2 + H2 =>
PbI2 + H2O2 = PbO2 + I2 + H2
C2H5NH2 + H2O = H3O + C2H4NH2 =>
C2H5NH2 + H2O = H3O + C2H4NH2
Ag(NO3) + KCrO4 = AgCrO4 + KNO3 =>
Ag(NO3) + KCrO4 = AgCrO4 + KNO3
NaI(aq) + HOC1(aq) = NaIO3(aq) + HC1(aq) =>
NaI(aq) + 3 HOC1(aq) = NaIO3(aq) + 3 HC1(aq)
Zn2 + CuS = Cu2 + ZnS2 =>
Zn2 + 4 CuS = 2 Cu2 + 2 ZnS2
Zn(s) + Fe3{+} = Zn2{+} + Fe(s) =>
2 Zn(s) + Fe3{+} = Zn2{+} + 3 Fe(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
ZnO + HCOH = ZnCO + HOH =>
ZnO + HCOH = ZnCO + HOH
KI + Na2SO3 + H2SO4 = K2SO4 + Na2S + I2 + H2O =>
6 KI + Na2SO3 + 3 H2SO4 = 3 K2SO4 + Na2S + 3 I2 + 3 H2O
CH3CH(CN)CH3 + H2O + HCl = CH3CH(CH3)COOH + NH4Cl =>
CH3CH(CN)CH3 + 2 H2O + HCl = CH3CH(CH3)COOH + NH4Cl
CO2(g) + H2O(g) = C2H4(g) + O2(g) =>
2 CO2(g) + 2 H2O(g) = C2H4(g) + 3 O2(g)
FeSO4 + H2O2 + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeSO4 + H2O2 + H2SO4 = Fe2(SO4)3 + 2 H2O
Pb(NO3)2 + HI = HI(NO3)2 + Pb =>
Pb(NO3)2 + HI = HI(NO3)2 + Pb
KOH + HPO = KPO + H2O =>
KOH + HPO = KPO + H2O
CuBr2 + K2O2 = CuO2 + KBr =>
CuBr2 + K2O2 = CuO2 + 2 KBr
Mn + Cu(NO3)2 = Cu + Mn(NO3)7 =>
2 Mn + 7 Cu(NO3)2 = 7 Cu + 2 Mn(NO3)7
NaCl + NaOH = OHCl + Na =>
NaCl + NaOH = OHCl + 2 Na
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ca + Cl = Cl2Ca =>
Ca + 2 Cl = Cl2Ca
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Cr + H + O = H2Cr2O7 =>
2 Cr + 2 H + 7 O = H2Cr2O7
C6O7H6 + NaOH = H2O + Na + C4O7H5 =>
2 C6O7H6 + 11 NaOH = 4 H2O + 11 Na + 3 C4O7H5
HClO + RbOH = ClO + Rb + H2O =>
HClO + RbOH = ClO + Rb + H2O
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