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C6H4(CH3)2 + 3 O2 = C6H4(CO)2O + 3 H2O
CH4 + Cl2 + F2 = CHClF2 + HCl =>
CH4 + 2 Cl2 + F2 = CHClF2 + 3 HCl
Al2O3 + K2CO3 = Al2(CO3)3 + K2O =>
Al2O3 + 3 K2CO3 = Al2(CO3)3 + 3 K2O
AsH + O2 = As2O3 + H2O =>
2 AsH + 2 O2 = As2O3 + H2O
Pb(NO3)2 + (NH4)2S = PbS + NH4NO3 =>
Pb(NO3)2 + (NH4)2S = PbS + 2 NH4NO3
MgBr2 + K2SO4 = MgSO4 + KBr =>
MgBr2 + K2SO4 = MgSO4 + 2 KBr
C6H12 + KMnO4 = C2H5COOK + MnO2 + KOH + H2O =>
3 C6H12 + 8 KMnO4 = 6 C2H5COOK + 8 MnO2 + 2 KOH + 2 H2O
NaHCO3 + O2 = Na2CO3 + H2O + CO3 =>
4 NaHCO3 + O2 = 2 Na2CO3 + 2 H2O + 2 CO3
H2SO4 + NaClO4 = HClO4 + Na2SO4 =>
H2SO4 + 2 NaClO4 = 2 HClO4 + Na2SO4
CS2 + CO2 = C + SO2 =>
CS2 + 2 CO2 = 3 C + 2 SO2
Na2CO3 + O2 = Na2O + CO3 =>
2 Na2CO3 + O2 = 2 Na2O + 2 CO3
SnO2 + NH4Cl = SnCl4 + (NH4)2O =>
SnO2 + 4 NH4Cl = SnCl4 + 2(NH4)2O
FeSO4 + H2O = Fe + O2 + H2SO4 =>
2 FeSO4 + 2 H2O = 2 Fe + O2 + 2 H2SO4
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Cr2O7{-2} + H{+} + I{-} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 14 H{+} + 6 I{-} = 2 Cr{+3} + 3 I2 + 7 H2O
ZnS + HNO3 = H2SO4 + H2O + Zn + NO2 =>
ZnS + 6 HNO3 = H2SO4 + 2 H2O + Zn + 6 NO2
HCl + ZnS = H2S(g) + ZnCl2 =>
2 HCl + ZnS = H2S(g) + ZnCl2
Ca(C2H3O2)2 + Li2CO3 = CaCO3 + Li2(C2H3O2)2 =>
Ca(C2H3O2)2 + Li2CO3 = CaCO3 + Li2(C2H3O2)2
C3H6 + HCl = C2H5Cl =>
2 C3H6 + 3 HCl = 3 C2H5Cl
Ba(C2H3O2)2 + K2CrO4 = BaCrO4 + KC2H3O2 =>
Ba(C2H3O2)2 + K2CrO4 = BaCrO4 + 2 KC2H3O2
FeCl2 + CrBr3 = CrCl3 + FeBr2 =>
3 FeCl2 + 2 CrBr3 = 2 CrCl3 + 3 FeBr2
MgSO3 + H2O = Mg(OH)2 + SO2 =>
MgSO3 + H2O = Mg(OH)2 + SO2
NaNO2 + Zn + NaOH + H2O = NH3 + Na(Zn(OH)4) =>
NaNO2 + 2 Zn + NaOH + 5 H2O = NH3 + 2 Na(Zn(OH)4)
Hg2Cl2 = Hg(l) + Cl2 =>
Hg2Cl2 = 2 Hg(l) + Cl2
CH3CH2COONa + Cl2 = CH3CHClCOONa + HCl =>
CH3CH2COONa + Cl2 = CH3CHClCOONa + HCl
NaHCO3(s) + HC6H7O7(aq) = NaC6H7O7 + H2O + CO2 =>
NaHCO3(s) + HC6H7O7(aq) = NaC6H7O7 + H2O + CO2
O2 + MgCl2 = MgO + Cl2 =>
O2 + 2 MgCl2 = 2 MgO + 2 Cl2
SiO = Si + SiO2 =>
2 SiO = Si + SiO2
C3H7COOCH3 + O2 = CO2 + H2O =>
2 C3H7COOCH3 + 13 O2 = 10 CO2 + 10 H2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
H2SMg = MgS + H2 =>
H2SMg = MgS + H2
NaFBr2 = NaBrBrF =>
NaFBr2 = NaBrBrF
MgO + C6H8O7 = C6H6MgO7 + H2O =>
MgO + C6H8O7 = C6H6MgO7 + H2O
Zn2 + AgNO3 = Ag + Zn2NO3 =>
Zn2 + AgNO3 = Ag + Zn2NO3
KNO3 + H2 = KNO2 + H2O =>
KNO3 + H2 = KNO2 + H2O
Fe + HCI = FeHCI =>
Fe + HCI = FeHCI
Cu(NH3)4 + H2SO4 = CuSO4 + (NH4)2SO4 + H =>
Cu(NH3)4 + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H
Rb + C2H4O2 = RbC2H3O2 + H =>
Rb + C2H4O2 = RbC2H3O2 + H
Mg(NO3)2(aq) + H2SO4(aq) = MgSO4(aq) + HNO3(aq) =>
Mg(NO3)2(aq) + H2SO4(aq) = MgSO4(aq) + 2 HNO3(aq)
HCOOH + CuO = (HCOO)2Cu + H2O =>
2 HCOOH + CuO = (HCOO)2Cu + H2O
Zn + H{+} + NO3{-} = Zn2{+} + NH4{+} + H2O =>
16 Zn + 10 H{+} + NO3{-} = 8 Zn2{+} + NH4{+} + 3 H2O
H2S + PbNO3 = HNO3 + Pb2S =>
H2S + 2 PbNO3 = 2 HNO3 + Pb2S
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HC2H3O2(aq) + Mg(OH)2(aq) = Mg(C2H3O2)2(aq) + H2O(l) =>
2 HC2H3O2(aq) + Mg(OH)2(aq) = Mg(C2H3O2)2(aq) + 2 H2O(l)
C4H8O + Cu2O = Cu + CO2 + H2O =>
C4H8O + 11 Cu2O = 22 Cu + 4 CO2 + 4 H2O
Na + H2O(aq) = NaOH(aq) + H2(g) =>
2 Na + 2 H2O(aq) = 2 NaOH(aq) + H2(g)
MgCl2 + Na(CO3) = MgCO3 + NaCl2 =>
MgCl2 + Na(CO3) = MgCO3 + NaCl2
H(NO3) + KI = K(NO3) + I2 + NO + H2O =>
8 H(NO3) + 6 KI = 6 K(NO3) + 3 I2 + 2 NO + 4 H2O
Br2 + HCl = Br2HCl =>
Br2 + HCl = Br2HCl
I + H2O = IO + H2 =>
I + H2O = IO + H2
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