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2 Al + 3 CuO = Al2O3 + 3 Cu
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
NaHCO3 + HNO3 = CO2 + NaNO3 + H2O =>
NaHCO3 + HNO3 = CO2 + NaNO3 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C2H5OH(g) + H2(g) = C2H6(g) + H2O(g) =>
C2H5OH(g) + H2(g) = C2H6(g) + H2O(g)
K2CrO4 + AlCl3 = Al2(CrO4)3 + KCl =>
3 K2CrO4 + 2 AlCl3 = Al2(CrO4)3 + 6 KCl
KNO3 + Cr2S3 = K2CrO4 + K2SO4 + NO =>
10 KNO3 + Cr2S3 = 2 K2CrO4 + 3 K2SO4 + 10 NO
XeF4 + CH4 = Xe + HF + CF4 =>
2 XeF4 + CH4 = 2 Xe + 4 HF + CF4
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Zn3(PO3)2 + (NH4)2S = (NH4)3PO3 + ZnS =>
Zn3(PO3)2 + 3(NH4)2S = 2(NH4)3PO3 + 3 ZnS
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CuSO3 + AgNO3 = Cu(NO3)2 + Ag2SO3 =>
CuSO3 + 2 AgNO3 = Cu(NO3)2 + Ag2SO3
Fe(OH)3 + HNo3 = Fe(No3)3 + H2O =>
Fe(OH)3 + 3 HNo3 = Fe(No3)3 + 3 H2O
Fe + CI = FeCI = =>
Fe + CI = FeCI
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
NH + I2 = N2I6 + H2 =>
2 NH + 3 I2 = N2I6 + H2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
lead(ii)sulfide + oxygen = lead(ii)oxide + sulfurdioxide =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
CuCO3*Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3*Cu(OH)2 = 2 CuO + H2O + CO2
C3H8 + O(g) = CO2 + H2O =>
C3H8 + 10 O(g) = 3 CO2 + 4 H2O
Be + MgBr2 = BeBr2 + Mg =>
Be + MgBr2 = BeBr2 + Mg
C4H10 + H2 = CH4 =>
C4H10 + 3 H2 = 4 CH4
K + P = K3P =>
3 K + P = K3P
C2H5Cl = C4H8 + HCl =>
2 C2H5Cl = C4H8 + 2 HCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
K2S(aq) + CdCl2(aq) = KCl2(aq) + Cd2S(aq) =>
K2S(aq) + 2 CdCl2(aq) = 2 KCl2(aq) + Cd2S(aq)
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HClO3(aq) + Ba(OH)2(aq) = Ba(ClO3)2(aq) + H2O(l) =>
2 HClO3(aq) + Ba(OH)2(aq) = Ba(ClO3)2(aq) + 2 H2O(l)
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
KClO2 + S = KCl + SO2 =>
KClO2 + S = KCl + SO2
Ba(HSO3)2 + Ba(OH)2 = BaSO3 + H2O =>
Ba(HSO3)2 + Ba(OH)2 = 2 BaSO3 + 2 H2O
NH4Cl + P2O5 = PCl5 + H2O + NH3 =>
10 NH4Cl + P2O5 = 2 PCl5 + 5 H2O + 10 NH3
Ga + Cl2 = GaCl2 =>
Ga + Cl2 = GaCl2
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
KMnO4 + KOH + KI = K2MnO4 + KIO3 + H2O =>
6 KMnO4 + 6 KOH + KI = 6 K2MnO4 + KIO3 + 3 H2O
FeCl3 + NaNO3 = Fe(NO3)3 + NaCl =>
FeCl3 + 3 NaNO3 = Fe(NO3)3 + 3 NaCl
NH4Cl + P2O5 = PCl5 + H2O + NH3 =>
10 NH4Cl + P2O5 = 2 PCl5 + 5 H2O + 10 NH3
Pb3N2 + N2 = PbN =>
2 Pb3N2 + N2 = 6 PbN
Na + O2 = Na2O = Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
NaCl + H2O = Na(OH) + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 Na(OH) + Cl2 + H2
Sn(OH)4 + H3C6H5O7 = Sn3(C6H5O7)4 + H2O =>
3 Sn(OH)4 + 4 H3C6H5O7 = Sn3(C6H5O7)4 + 12 H2O
LiOH + KCl = KOH + LiCl =>
LiOH + KCl = KOH + LiCl
C + S + KNO3 = CO2 + N2 + K2S =>
3 C + S + 2 KNO3 = 3 CO2 + N2 + K2S
Fe2O3 + H3PO3 = H2O + FePO3 =>
Fe2O3 + 2 H3PO3 = 3 H2O + 2 FePO3
KMnO4 + N2H4 = MnO2 + N2 + KOH + H2O =>
4 KMnO4 + 3 N2H4 = 4 MnO2 + 3 N2 + 4 KOH + 4 H2O
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