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FeO4 + 4 CO = Fe + 4 CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2O + P4O10 = Na3PO4 =>
6 Na2O + P4O10 = 4 Na3PO4
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca + MgCl2 = CaCl2 + Mg =>
Ca + MgCl2 = CaCl2 + Mg
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
Pb + O2 = Pb3O4 =>
3 Pb + 2 O2 = Pb3O4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ag + S = Ag2S =>
2 Ag + S = Ag2S
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
C5H7O2Na + Co(C5H7O2)2 + O2 = NaCoO4 + CO2 + H2O =>
4 C5H7O2Na + 4 Co(C5H7O2)2 + 77 O2 = 4 NaCoO4 + 60 CO2 + 42 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Fe2O3 + SO2 = FeS + O2 =>
2 Fe2O3 + 4 SO2 = 4 FeS + 7 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + Br2 = CHBr3 + HBr =>
CH4 + 3 Br2 = CHBr3 + 3 HBr
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
K3Fe(CN)6 + FeCl2 = KCl + Fe3(Fe(CN)6)2 =>
2 K3Fe(CN)6 + 3 FeCl2 = 6 KCl + Fe3(Fe(CN)6)2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HBr + K = KBr + H =>
HBr + K = KBr + H
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
CuFeS2 + O2 = Cu2S + SO2 + FeO3 =>
2 CuFeS2 + 6 O2 = Cu2S + 3 SO2 + 2 FeO3
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe3O4(s) + CO(g) = FeO(s) + CO2(g) =>
Fe3O4(s) + CO(g) = 3 FeO(s) + CO2(g)
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
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