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2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Ca(HS)2 + HNO3 = Ca(NO3)2 + NO2 + S + H2O =>
Ca(HS)2 + 6 HNO3 = Ca(NO3)2 + 4 NO2 + 2 S + 4 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
CH3CH2CCH + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CCH + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 11 K2SO4 + 22 MnSO4 + 48 H2O
IBr + NH3 = NI3 + NH4Br =>
3 IBr + 4 NH3 = NI3 + 3 NH4Br
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
H2C = CH2 =>
H2C = CH2
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
NH4NO3 = N2 + H2O + O2 =>
2 NH4NO3 = 2 N2 + 4 H2O + O2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
CH3CH2OH + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
CH3CH2OH + 4 KMnO4 + 5 KOH = CH3COOK + 4 K2MnO4 + 4 H2O
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
CH3OH + Na = CH3ONa + H1 =>
CH3OH + Na = CH3ONa + H1
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Iron + sulfuricacid = hydrogen + Fe2(SO4)3 =>
2 Fe + 3 H2SO4 = 3 H2 + Fe2(SO4)3
S + O2 = SO2 =>
S + O2 = SO2
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Fe2(SO4)3 + Ca(OH)2 = Fe(OH)3 + CaSO4 =>
Fe2(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaSO4
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
HNO3 + C = NO2 + H2CO3 + H2O =>
4 HNO3 + C = 4 NO2 + H2CO3 + H2O
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
H2SO4 + NaOH = H2O + NaHSO4 =>
H2SO4 + NaOH = H2O + NaHSO4
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + HNO3(aq) =>
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + 2 HNO3(aq)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
SnO2 + carbon = tin + carbonmonoxide =>
SnO2 + 2 C = Sn + 2 CO
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
HBr + Al(OH)3 = AlBr3 + HOH =>
3 HBr + Al(OH)3 = AlBr3 + 3 HOH
HGS + O2 = HGO + SO2 =>
2 HGS + 3 O2 = 2 HGO + 2 SO2
H2CO3 + KOH = H2O + K2CO3 =>
H2CO3 + 2 KOH = 2 H2O + K2CO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
CuS + O2 = SO2 + CuO =>
2 CuS + 3 O2 = 2 SO2 + 2 CuO
MnS + As2Cr10O35 + H2SO4 = HMnO4 + AsH3 + CrS3O12 + H2O =>
16 MnS + 13 As2Cr10O35 + 374 H2SO4 = 16 HMnO4 + 26 AsH3 + 130 CrS3O12 + 327 H2O
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
CH4 = C + H2 =>
CH4 = C + 2 H2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Al(NO3)3 + H2O = Al(OH)3 + HNO3 =>
Al(NO3)3 + 3 H2O = Al(OH)3 + 3 HNO3
Fe2O3 + hydrochloricacid = FeCl3 + water =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Al(NO3)3 + H2O = Al(OH)3 + HNO3 =>
Al(NO3)3 + 3 H2O = Al(OH)3 + 3 HNO3
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
Na + S = Na2S =>
2 Na + S = Na2S
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
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