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2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C + O2 + H2 = C2H5OH =>
4 C + O2 + 6 H2 = 2 C2H5OH
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
NaHCO3 + NaCl = Na2CO3 + HCl =>
NaHCO3 + NaCl = Na2CO3 + HCl
Sb4 + Cl2 = SbCl3 =>
Sb4 + 6 Cl2 = 4 SbCl3
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CuS + HNO3 = S + Cu(NO3)2 + N2 + H2O =>
5 CuS + 12 HNO3 = 5 S + 5 Cu(NO3)2 + N2 + 6 H2O
C6H5OH + NAOH = C6H5ONA + H2O =>
C6H5OH + NAOH = C6H5ONA + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CAC2 + HNO3 = CA(NO3)2 + C2H2 =>
CAC2 + 2 HNO3 = CA(NO3)2 + C2H2
Pb + HNO3 = Pb(NO3) + NO2 + H2O =>
Pb + 2 HNO3 = Pb(NO3) + NO2 + H2O
Ba(oh)2 + AlCl3 = Al(oh)3 + BaCl2 =>
9 Ba(oh)2 + 12 AlCl3 = 4 Al(oh)3 + 18 BaCl2
Al + OH{-}1 + NO3{-}1 + H2O = AlO2{-}1 + NH3 =>
8 Al + 5 OH{-}1 + 3 NO3{-}1 + 2 H2O = 8 AlO2{-}1 + 3 NH3
KI + CHCl3 + Br2 = KCl + HBr + CCl + I =>
4 KI + 2 CHCl3 + Br2 = 4 KCl + 2 HBr + 2 CCl + 4 I
Fe + Cl3 = FeCl3 =>
Fe + Cl3 = FeCl3
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
PH3 + NO2 = H3PO4 + N2 =>
PH3 + 2 NO2 = H3PO4 + N2
NaOH + GdCl3 = GdOH + NaCl3 =>
NaOH + GdCl3 = GdOH + NaCl3
Na + S = Na2S =>
2 Na + S = Na2S
Cr2O3 + NaNO3 + NaOH = Na2CrO4 + NO + H2O =>
Cr2O3 + 2 NaNO3 + 2 NaOH = 2 Na2CrO4 + 2 NO + H2O
H2S + HNO3 = S + NO2 + H2O =>
H2S + 2 HNO3 = S + 2 NO2 + 2 H2O
S + O = SO2 =>
S + 2 O = SO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FE + CUSO4 = FESO4 + CU =>
FE + CUSO4 = FESO4 + CU
K + O = KO =>
K + O = KO
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
PbS + PbO = Pb + SO2 =>
PbS + 2 PbO = 3 Pb + SO2
NH3 + CO2 = (NH2)2CO + H2O =>
2 NH3 + CO2 = (NH2)2CO + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaH2PO2 + KMnO4 + H2SO4 = NaH2PO4 + MnSO4 + K2SO4 + H2O =>
5 NaH2PO2 + 4 KMnO4 + 6 H2SO4 = 5 NaH2PO4 + 4 MnSO4 + 2 K2SO4 + 6 H2O
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
AL + Br2 = ALBr3 =>
2 AL + 3 Br2 = 2 ALBr3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
KNO2 + HCl + SnCl2 = SnCl4 + NO + KCl + H2O =>
2 KNO2 + 4 HCl + SnCl2 = SnCl4 + 2 NO + 2 KCl + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
O2 + C8H5KO4 + H2SO4 = CO2 + H2O + K2SO4 =>
15 O2 + 2 C8H5KO4 + H2SO4 = 16 CO2 + 6 H2O + K2SO4
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
FeCl3 + Na2S = Fe2S + NaCl3 =>
2 FeCl3 + Na2S = Fe2S + 2 NaCl3
K2Cr2O7 + (NH4)2S + H2O = S + Cr(OH)3 + NH3 + KOH =>
K2Cr2O7 + 3(NH4)2S + H2O = 3 S + 2 Cr(OH)3 + 6 NH3 + 2 KOH
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
AgNO3 + NH4OH = Ag2O + H2O + NH4NO3 =>
2 AgNO3 + 2 NH4OH = Ag2O + H2O + 2 NH4NO3
Cu(OH)2 + NH3 = Cu(NH3)4 + OH =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4 + 2 OH
Na2SO3 = Na2SO4 + Na2S =>
4 Na2SO3 = 3 Na2SO4 + Na2S
C8H16 + O2 = CO2 + H20 =>
5 C8H16 + 40 O2 = 40 CO2 + 4 H20
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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