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2 Ca + O2 = 2 CaO
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Ba(NO3)2 = BaO + N2O5 =>
Ba(NO3)2 = BaO + N2O5
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Ba(NO3)2 = BaO + N2O5 =>
Ba(NO3)2 = BaO + N2O5
NH4Cl + I2 = NH4ClI2 =>
NH4Cl + I2 = NH4ClI2
KNO3 + KI + H2So4 = NO + I2 + K2So4 + H2O =>
2 KNO3 + 6 KI + 4 H2So4 = 2 NO + 3 I2 + 4 K2So4 + 4 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CaO + H2O = Ca(HO)2 =>
CaO + H2O = Ca(HO)2
CH3COOH + O2 = H20 + CO2 =>
5 CH3COOH + 5 O2 = H20 + 10 CO2
CH3COH + KMNO4 + H2O = CH3COOH + MNO2 + KOH =>
3 CH3COH + 2 KMNO4 + H2O = 3 CH3COOH + 2 MNO2 + 2 KOH
NACL + CUSO4 = NASO4 + CUCL =>
NACL + CUSO4 = NASO4 + CUCL
Fe + S = FeS =>
Fe + S = FeS
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C2H2 + HCl = C2H3Cl =>
C2H2 + HCl = C2H3Cl
Fe(No3)3 + Ba(OH)2 = Fe(OH)3 + Ba(No3)2 =>
2 Fe(No3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(No3)2
NaAsO2 + I2 + NaOH = Na2AsO4 + NaI + H2O =>
2 NaAsO2 + 3 I2 + 8 NaOH = 2 Na2AsO4 + 6 NaI + 4 H2O
H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O
CH3COOH + O2 = H2O + CO2 =>
CH3COOH + 2 O2 = 2 H2O + 2 CO2
Fe + Cu(NO3)2 = Cu + Fe(NO3)3 =>
2 Fe + 3 Cu(NO3)2 = 3 Cu + 2 Fe(NO3)3
SiH4 + NaOH + H2O = Na2SiO3 + H2 =>
SiH4 + 2 NaOH + H2O = Na2SiO3 + 4 H2
I2 + H2 = HI =>
I2 + H2 = 2 HI
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
PH3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H3PO4 + H2O =>
5 PH3 + 8 KMnO4 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 H3PO4 + 12 H2O
Fe2O3 + CO = Fe2 + CO2 =>
Fe2O3 + 3 CO = Fe2 + 3 CO2
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2O = H20 + O2 =>
10 H2O = H20 + 5 O2
Fe + HCl = H2 + FeCl3 =>
2 Fe + 6 HCl = 3 H2 + 2 FeCl3
Pb(CH3COO)2 + Fe = Pb + Fe(CH3COO)2 =>
Pb(CH3COO)2 + Fe = Pb + Fe(CH3COO)2
Al + NH4ClO4 = Al2O3 + NH4Cl =>
8 Al + 3 NH4ClO4 = 4 Al2O3 + 3 NH4Cl
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Pb(CH3COO)2 + Al = Pb + Al(CH3COO)2 =>
Pb(CH3COO)2 + Al = Pb + Al(CH3COO)2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
[Cu(NH3)4]SO4 + NaOH = Cu(OH)2 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + 2 NaOH = Cu(OH)2 + Na2SO4 + 4 NH3
NaNO3 + Fe = NaNO2 + Fe2O3 =>
3 NaNO3 + 2 Fe = 3 NaNO2 + Fe2O3
NH3 + H3PO4 = NH4H2PO4 =>
NH3 + H3PO4 = NH4H2PO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2O = H + O2 =>
2 H2O = 4 H + O2
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