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2 Na + 2 HCI = 2 NaCI + H2
ZnCO3 + HCl = ZnCl2 + CO2 + H2O =>
ZnCO3 + 2 HCl = ZnCl2 + CO2 + H2O
Na2SO3 + HCL = H2O + NaCL + SO2 =>
Na2SO3 + 2 HCL = H2O + 2 NaCL + SO2
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeCl3(aq) + AgNO3(aq) = AgCl(s) + Fe(NO3)3 =>
FeCl3(aq) + 3 AgNO3(aq) = 3 AgCl(s) + Fe(NO3)3
C6H5C3H7 + KMNO4 + H2SO4 = C6H5COOH + MNSO4 + K2SO4 + H2O =>
35 C6H5C3H7 + 66 KMNO4 + 99 H2SO4 = 45 C6H5COOH + 66 MNSO4 + 33 K2SO4 + 174 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
H2O = H + O =>
H2O = 2 H + O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
CA(OH)2 + SO3 = CASO4 + H2O =>
CA(OH)2 + SO3 = CASO4 + H2O
C3H8 + H2O = CO + H2 =>
C3H8 + 3 H2O = 3 CO + 7 H2
SiO2 + HCl = SiCl + HO2 =>
SiO2 + HCl = SiCl + HO2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MoCl5 + CH3OH + CH4N2S + CO2 + HCl = MoS2 + CH3Cl + HNO3 =>
6 MoCl5 + 34 CH3OH + 12 CH4N2S + 19 CO2 + 35 HCl = 6 MoS2 + 65 CH3Cl + 24 HNO3
Al + PbO2 = Al2O3 + Pb =>
4 Al + 3 PbO2 = 2 Al2O3 + 3 Pb
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
HNO3 + Mg = Mg(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Mg = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
MoCl5 + CH3OH + CH4N2S + C6H8O7 + HCl = MoS2 + CH3Cl + HNO3 =>
18 MoCl5 + 83 CH3OH + 36 CH4N2S + 19 C6H8O7 + 143 HCl = 18 MoS2 + 233 CH3Cl + 72 HNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Sn{+2} + H{+} + MnO4{-2} = Mn{+2} + Sn{+4} + H2O =>
2 Sn{+2} + 8 H{+} + MnO4{-2} = Mn{+2} + 2 Sn{+4} + 4 H2O
C3H8O(l) + O2(g) = CO + H2O =>
C3H8O(l) + 3 O2(g) = 3 CO + 4 H2O
HBr + AL(OH)3 = H2O + ALBr3 =>
3 HBr + AL(OH)3 = 3 H2O + ALBr3
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
Ag + CdCl3 = Cd + AgCl =>
3 Ag + CdCl3 = Cd + 3 AgCl
Ag + CdCl3 = Cd + AgCl2 =>
3 Ag + 2 CdCl3 = 2 Cd + 3 AgCl2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
S8 + Na2SO3 + H2O = Na2S2O3SH2O =>
S8 + 4 Na2SO3 + 4 H2O = 4 Na2S2O3SH2O
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
Fe(s) + HCl(aq) = FeCl2(s) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(s) + H2(g)
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
P4O6 + I2 = P2I4 + P4O10 =>
5 P4O6 + 8 I2 = 4 P2I4 + 3 P4O10
NaOH + P4O6 = Na3PO3 + H2O =>
12 NaOH + P4O6 = 4 Na3PO3 + 6 H2O
CH2O2 + NaOH = HCOONa + H2O =>
CH2O2 + NaOH = HCOONa + H2O
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