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ZN + 2 HCl = ZNCl2 + H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Ar + O2 = ArO2 =>
Ar + O2 = ArO2
H2SO4 + KBr = Br2 + SO2 + H2O + K2SO4 =>
2 H2SO4 + 2 KBr = Br2 + SO2 + 2 H2O + K2SO4
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
C + O2 = CO =>
2 C + O2 = 2 CO
H3PO4 + Na(OH) = Na3PO4 + H2O =>
H3PO4 + 3 Na(OH) = Na3PO4 + 3 H2O
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
Pb(OH)2 + Hg2S = HgOH + PbS =>
Pb(OH)2 + Hg2S = 2 HgOH + PbS
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NH4Cl + Na(OH) = NaCl + H2O + NH3 =>
NH4Cl + Na(OH) = NaCl + H2O + NH3
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
K2CO3 + FeCl3 = KCl + Fe2O3 + CO2 =>
3 K2CO3 + 2 FeCl3 = 6 KCl + Fe2O3 + 3 CO2
N2 + H2 = NH2 =>
N2 + 2 H2 = 2 NH2
NO2 + O2 + H2 = HNO3 =>
2 NO2 + O2 + H2 = 2 HNO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NH4Cl + Na(OH) = NaCl + H2O + NH3 =>
NH4Cl + Na(OH) = NaCl + H2O + NH3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Sn + HNO3 = Sn(NO3)2 + H2 =>
Sn + 2 HNO3 = Sn(NO3)2 + H2
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
HNO3 + S = H2SO4 + NO =>
2 HNO3 + S = H2SO4 + 2 NO
N2 + H2 = NH2 =>
N2 + 2 H2 = 2 NH2
FeS + HNO3 = Fe(NO3)3 + NO + H2O + H2SO4 =>
FeS + 6 HNO3 = Fe(NO3)3 + 3 NO + 2 H2O + H2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3COOH + HNO3 = CH3COO + H2O + NO2 =>
CH3COOH + HNO3 = CH3COO + H2O + NO2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
P + KClO3 = P2O5 + KCl =>
6 P + 5 KClO3 = 3 P2O5 + 5 KCl
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + H2SO4 = Mg2SO4 + H2 =>
2 Mg + H2SO4 = Mg2SO4 + H2
HCl + CaCO3 = CaCl2 + CO2 + H2O =>
2 HCl + CaCO3 = CaCl2 + CO2 + H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
(NH4)2SO4 + NaOH = Na2SO4 + H2O + NH3 =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O + 2 NH3
AlCl3 + Ca3N2 = AlN + CaCl2 =>
2 AlCl3 + Ca3N2 = 2 AlN + 3 CaCl2
Sn2SiO4 + NH4OH = Sn(OH)2 + (NH4)4SiO4 =>
Sn2SiO4 + 4 NH4OH = 2 Sn(OH)2 + (NH4)4SiO4
H2O + CO2 = O2 + C6H12O6 =>
6 H2O + 6 CO2 = 6 O2 + C6H12O6
CH3CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2COH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
MnO2 + HCl = Cl2 + H2O + MnCl2 =>
MnO2 + 4 HCl = Cl2 + 2 H2O + MnCl2
Ca(ClO)2 + Na2CO3 = NaClO + CaCO3 =>
Ca(ClO)2 + Na2CO3 = 2 NaClO + CaCO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3CHNH2COH + KMnO4 + H2SO4 = CH3CHNH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHNH2COH + 2 KMnO4 + 3 H2SO4 = 5 CH3CHNH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
CH3COOH(aq) + K2CO3(aq) = CH3COOK + CO2 + H2O =>
2 CH3COOH(aq) + K2CO3(aq) = 2 CH3COOK + CO2 + H2O
K2Cr2O7 + HCl = CrCl3 + KCl + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
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