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ZnO + CO2 = ZnCO3
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Br2 + C2H2 = C2H2Br4 =>
2 Br2 + C2H2 = C2H2Br4
Fe + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
B(s) + Cl2(g) = BCl3(g) =>
2 B(s) + 3 Cl2(g) = 2 BCl3(g)
NaHCO3 + H2O = NaOH + H2CO3 =>
NaHCO3 + H2O = NaOH + H2CO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AgI = Ag + I2 =>
2 AgI = 2 Ag + I2
CH3CH2NO2 + H2 = CH3CH2NH2 + O2 =>
CH3CH2NO2 + H2 = CH3CH2NH2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
AgNO3 + Ni = Ni(NO3)2 + Ag =>
2 AgNO3 + Ni = Ni(NO3)2 + 2 Ag
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
Fe + F2 = FeF3 =>
2 Fe + 3 F2 = 2 FeF3
C2{2-} + H2O = OH{-} + C2H2 =>
C2{2-} + 2 H2O = 2 OH{-} + C2H2
NaHCO3 + H2O = NaOH + H2CO3 =>
NaHCO3 + H2O = NaOH + H2CO3
N2O4 = N2 + O4 =>
N2O4 = N2 + O4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
Fe + Fe2O3 = FeO =>
Fe + Fe2O3 = 3 FeO
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
N2O4 = N + O =>
N2O4 = 2 N + 4 O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
HOCl + C = H2O + CO2 + Cl2 =>
4 HOCl + C = 2 H2O + CO2 + 2 Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
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