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P2O3 + 3 H2O = 2 H3PO3
Mg + CuCl2 = MgCl2 + Cu2 =>
2 Mg + 2 CuCl2 = 2 MgCl2 + Cu2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH4N2O = C3H6N6 + NH3 + CO2 =>
6 CH4N2O = C3H6N6 + 6 NH3 + 3 CO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
PbSO4 + Zn = Pb + ZnSO4 =>
PbSO4 + Zn = Pb + ZnSO4
P + HIO3 + H2O = H3PO4 + HI =>
6 P + 5 HIO3 + 9 H2O = 6 H3PO4 + 5 HI
PbSO4 + Zn = Pb + ZnSO4 =>
PbSO4 + Zn = Pb + ZnSO4
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H3PO4 + MgCO3 = CO2 + H2O + Mg3(PO4)2 =>
2 H3PO4 + 3 MgCO3 = 3 CO2 + 3 H2O + Mg3(PO4)2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe(SO4) + BaCl = Ba(SO4) + FeCl =>
Fe(SO4) + BaCl = Ba(SO4) + FeCl
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
C3H6N6O6 = CO + H2O + N2 =>
C3H6N6O6 = 3 CO + 3 H2O + 3 N2
C3H7COOH + C3H8 = C3H7COOC3H7 + H2 =>
C3H7COOH + C3H8 = C3H7COOC3H7 + H2
Na(g) + H2O = NaHO(aq) + H2(g) =>
2 Na(g) + 2 H2O = 2 NaHO(aq) + H2(g)
HNO3(aq) + NaOH(aq) = NaNO3 + H2O =>
HNO3(aq) + NaOH(aq) = NaNO3 + H2O
Br2 + AgI = AgBr + I2 =>
Br2 + 2 AgI = 2 AgBr + I2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Br2 + AgI = AgBr + I2 =>
Br2 + 2 AgI = 2 AgBr + I2
CH4N2O + CH2O = C4H8N6O + H2O =>
3 CH4N2O + CH2O = C4H8N6O + 3 H2O
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
Fe(SO4) + BaCl = Ba(SO4) + FeCl =>
Fe(SO4) + BaCl = Ba(SO4) + FeCl
Fe2(SO4)3 + KSCn = K3Fe(SCn)6 + K2SO4 =>
Fe2(SO4)3 + 12 KSCn = 2 K3Fe(SCn)6 + 3 K2SO4
CaCO3 + Mg(OH)2 = MgCO3 + Ca(OH)2 =>
CaCO3 + Mg(OH)2 = MgCO3 + Ca(OH)2
Mg(s) + O2(s) = MgO =>
2 Mg(s) + O2(s) = 2 MgO
Zn + FeCl3 = Fe + ZnCl3 =>
Zn + FeCl3 = Fe + ZnCl3
Fe + KSCN = Fe(SCN)3 + K =>
Fe + 3 KSCN = Fe(SCN)3 + 3 K
CaCO3 + CH3COOH = Ca(CH3COO)2 + H2O + CO2 =>
CaCO3 + 2 CH3COOH = Ca(CH3COO)2 + H2O + CO2
C3H5(OH)3 + Cu(OH)2 = C3H5OHCuO2 + H2O =>
C3H5(OH)3 + Cu(OH)2 = C3H5OHCuO2 + 2 H2O
CH3COOH + MGO = (CH3COO)2MG + H2O =>
2 CH3COOH + MGO = (CH3COO)2MG + H2O
CO + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CO + K2Cr2O7 + 4 H2SO4 = 3 CO2 + Cr2(SO4)3 + K2SO4 + 4 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H2 = C6H6 =>
3 C2H2 = C6H6
MnO7 = MnO2 + O2 =>
2 MnO7 = 2 MnO2 + 5 O2
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
CS2 + NH3 = H2S + NH4SCN =>
CS2 + 2 NH3 = H2S + NH4SCN
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
MgO(s) + H2O(l) = Mg(OH)2(aq) =>
MgO(s) + H2O(l) = Mg(OH)2(aq)
UO2(NO3)2 + KI + KIO3 + H2O = UO2(OH)2 + KNO3 + I2 =>
3 UO2(NO3)2 + 5 KI + KIO3 + 3 H2O = 3 UO2(OH)2 + 6 KNO3 + 3 I2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
CH3COOH + PCl5 = CH3COCl + HCl + POCl3 =>
CH3COOH + PCl5 = CH3COCl + HCl + POCl3
Ag2O + CO2 = Ag2 + CO3 =>
Ag2O + CO2 = Ag2 + CO3
Fe(s) + CuSO4(aq) = FeSO4 + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4 + Cu(s)
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