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C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Mn2O7 + H2O = Mn(OH)7 =>
Mn2O7 + 7 H2O = 2 Mn(OH)7
PNO3 = PNO2 + O2 =>
2 PNO3 = 2 PNO2 + O2
Cu + HNO3 = Cu(NO3)2 + H2 =>
Cu + 2 HNO3 = Cu(NO3)2 + H2
C6H12O6(aq) = C2H5OH + CO2 =>
C6H12O6(aq) = 2 C2H5OH + 2 CO2
H2SO4 + Al = Al2(SO4)3 + H2 =>
3 H2SO4 + 2 Al = Al2(SO4)3 + 3 H2
P4 + OH{-} + H2O = H3PO4{-} + PH3 =>
7 P4 + 12 OH{-} + 36 H2O = 12 H3PO4{-} + 16 PH3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C6H12O6(aq) = C2H5OH(aq) + CO2(g) =>
C6H12O6(aq) = 2 C2H5OH(aq) + 2 CO2(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
KI + H2SO4 = KHSO4 + H2O + SO2 + I2 =>
2 KI + 3 H2SO4 = 2 KHSO4 + 2 H2O + SO2 + I2
SO2 + Ca(OH)2 = CaSO3 + H2O =>
SO2 + Ca(OH)2 = CaSO3 + H2O
Zr(NO3)4(H2O)5 = ZrO2 + HNO3 + H2O =>
Zr(NO3)4(H2O)5 = ZrO2 + 4 HNO3 + 3 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg + O = MgO =>
Mg + O = MgO
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Be3Al2[SiO18] + C + Cl2 = BeCl2 + AlCl3 + SiCl4 + CO =>
Be3Al2[SiO18] + 18 C + 8 Cl2 = 3 BeCl2 + 2 AlCl3 + SiCl4 + 18 CO
MNO2 + KClO3 + KOH = K2MNO4 + KCl + H2O =>
3 MNO2 + KClO3 + 6 KOH = 3 K2MNO4 + KCl + 3 H2O
Al + NaCl = Na + AlCl3 =>
Al + 3 NaCl = 3 Na + AlCl3
Li2S + Ba3(PO4)2 = Li3PO4 + BaS =>
3 Li2S + Ba3(PO4)2 = 2 Li3PO4 + 3 BaS
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
AGNo3 + MGCl2 = AGCl + MG(No3)2 =>
2 AGNo3 + MGCl2 = 2 AGCl + MG(No3)2
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
BaCl2 + I2 = BaI2 + Cl2 =>
BaCl2 + I2 = BaI2 + Cl2
FeS + C = CS2 + Fe =>
2 FeS + C = CS2 + 2 Fe
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
H2S + Fe(OH)3 = Fe2S3 + H2O =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
MgSO4 + AlPO4 = Mg3(PO4)2 + Al2(SO4)3 =>
3 MgSO4 + 2 AlPO4 = Mg3(PO4)2 + Al2(SO4)3
Fe(NO3)2 + HCl = FeCl + H(NO3)2 =>
Fe(NO3)2 + HCl = FeCl + H(NO3)2
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
Al + CUSO4 = Al(SO4)3 + CU =>
Al + 3 CUSO4 = Al(SO4)3 + 3 CU
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Si + HF(r) = SiF4 + H2 =>
Si + 4 HF(r) = SiF4 + 2 H2
(NH4)2S + BaCl2 = NH4Cl + BaS =>
(NH4)2S + BaCl2 = 2 NH4Cl + BaS
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