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Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg(s) + O2(g) = MgO =>
2 Mg(s) + O2(g) = 2 MgO
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
HCl + MnO2 = H2O + MnCl2 + Cl2 =>
4 HCl + MnO2 = 2 H2O + MnCl2 + Cl2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
CU + HNO3 = CU(NO3)2 + NO + H2O =>
3 CU + 8 HNO3 = 3 CU(NO3)2 + 2 NO + 4 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C + SO2 = CO + CS2 =>
5 C + 2 SO2 = 4 CO + CS2
HCl + CH3CH2NH2 = H2 + CH3CH2NHCl =>
HCl + CH3CH2NH2 = H2 + CH3CH2NHCl
Na(OH) + H(NO3) = Na(NO3) + H2O =>
Na(OH) + H(NO3) = Na(NO3) + H2O
KMnO4 + CaC2O4 + H2SO4 = H2O + CO2 + MnSO4 + K2SO4 + CaSO4 =>
2 KMnO4 + 5 CaC2O4 + 8 H2SO4 = 8 H2O + 10 CO2 + 2 MnSO4 + K2SO4 + 5 CaSO4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
FeS + O2 = SO2 + Fe =>
FeS + O2 = SO2 + Fe
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
C12H22O11 + O2(g) = CO2 + H2O =>
C12H22O11 + 12 O2(g) = 12 CO2 + 11 H2O
FeS + O2 = SO2 + FeO =>
2 FeS + 3 O2 = 2 SO2 + 2 FeO
Fe + H2O = H2 + Fe2O3 =>
2 Fe + 3 H2O = 3 H2 + Fe2O3
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
FeCl3 + K(OH) = KCl + Fe(OH)3 =>
FeCl3 + 3 K(OH) = 3 KCl + Fe(OH)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HgO = Hg + O =>
HgO = Hg + O
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Al + H2(SO4) = Al2(SO4)3 + H2 =>
2 Al + 3 H2(SO4) = Al2(SO4)3 + 3 H2
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Sb + HNO3 = Sb2O5 + NO + H2O =>
6 Sb + 10 HNO3 = 3 Sb2O5 + 10 NO + 5 H2O
Na2(CO3) + Ca(OH)2 = Na(OH) + Ca(CO3) =>
Na2(CO3) + Ca(OH)2 = 2 Na(OH) + Ca(CO3)
HgO = Hg + O =>
HgO = Hg + O
Cs + HCl = CsCl + H2 =>
2 Cs + 2 HCl = 2 CsCl + H2
K2CrO7 + C3H8O + H2SO4 = Cr(SO4)3 + C3H6O2 + K2SO4 + H2O =>
2 K2CrO7 + 3 C3H8O + 8 H2SO4 = 2 Cr(SO4)3 + 3 C3H6O2 + 2 K2SO4 + 11 H2O
NO + O = NO2 =>
NO + O = NO2
C2H6O + CO2 = C6H12O6 =>
2 C2H6O + 2 CO2 = C6H12O6
KI3 + Na2S = K2S + NaI3 =>
2 KI3 + Na2S = K2S + 2 NaI3
P2I4 + P4 + H2O = PH4I + H3PO4 =>
10 P2I4 + 13 P4 + 128 H2O = 40 PH4I + 32 H3PO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + (Cr2O7)2{-} + H{+} = (Zn)2{+} + (Cr)3{+} + H2O =>
154 Zn + 3(Cr2O7)2{-} + 84 H{+} = 77(Zn)2{+} + 4(Cr)3{+} + 42 H2O
Mg + HNO3 = MgNO3 + H =>
Mg + HNO3 = MgNO3 + H
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
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