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H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Ca + Na = CaNa2 =>
Ca + 2 Na = CaNa2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
B6H10 + O2 = B2O3 + H2O =>
B6H10 + 7 O2 = 3 B2O3 + 5 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Br + CaI2 = CaBr + I2 =>
Br + CaI2 = CaBr + I2
Ca(HCO3)2 + HCH3COO = H2O + CO2 + Ca(CH3COO)2 =>
Ca(HCO3)2 + 2 HCH3COO = 2 H2O + 2 CO2 + Ca(CH3COO)2
Ca(CH3CH2COO)2 = Ca + CH3CH2COO =>
Ca(CH3CH2COO)2 = Ca + 2 CH3CH2COO
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
C6H8 + CuO = CO2 + H2O + Cu =>
C6H8 + 16 CuO = 6 CO2 + 4 H2O + 16 Cu
NO + K2O = K2N + O2 =>
NO + K2O = K2N + O2
Ca + Mg = CaMg2 =>
Ca + 2 Mg = CaMg2
C3H6Br2 + Na = C6H12 + NaBr =>
2 C3H6Br2 + 4 Na = C6H12 + 4 NaBr
Mg + Ag(NO3)3 = Mg(NO3) + Ag =>
3 Mg + Ag(NO3)3 = 3 Mg(NO3) + Ag
Cl4 + CaBr4 = CaCl2 + Br =>
Cl4 + 2 CaBr4 = 2 CaCl2 + 8 Br
Br2 + NaI(aq) = NaBr(aq) + I2 =>
Br2 + 2 NaI(aq) = 2 NaBr(aq) + I2
Bi + Cl = BiCl =>
Bi + Cl = BiCl
CuCl2 + Na2CO3 = CuCO3 + NaCl =>
CuCl2 + Na2CO3 = CuCO3 + 2 NaCl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CUO(s) + H2SO4(l) = CUSO4 + H2O =>
CUO(s) + H2SO4(l) = CUSO4 + H2O
Mg3(PO4)2 + NaOH = Na3PO4 + Mg(OH)2 =>
Mg3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Mg(OH)2
CuCl2 + Na2CO3 = CuCO3 + NaCl =>
CuCl2 + Na2CO3 = CuCO3 + 2 NaCl
HNO3 + N2O = N2O3 + H2O =>
2 HNO3 + N2O = 2 N2O3 + H2O
HCIO = HCI + O =>
HCIO = HCI + O
Mg(s) + Al(NO3)3(aq) = Al(s) + Mg(NO3)3(aq) =>
Mg(s) + Al(NO3)3(aq) = Al(s) + Mg(NO3)3(aq)
KH2PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O + K3PO4 =>
3 KH2PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O + K3PO4
H2C6H6O6 + NaOH = H2O + NaHC6H6O6 =>
H2C6H6O6 + NaOH = H2O + NaHC6H6O6
I2 + Cl2 + OH{-} = H3IO6{2-} + Cl{-} + H2O =>
I2 + 7 Cl2 + 18 OH{-} = 2 H3IO6{2-} + 14 Cl{-} + 6 H2O
NH3 + O2 = N2O4 + H2O =>
4 NH3 + 7 O2 = 2 N2O4 + 6 H2O
C5H12 + Cl2 = C5H8Cl4 + H2 =>
C5H12 + 2 Cl2 = C5H8Cl4 + 2 H2
Fe3 + O = Fe2O =>
2 Fe3 + 3 O = 3 Fe2O
Fe2(SO4)3 = Fe + S + O =>
Fe2(SO4)3 = 2 Fe + 3 S + 12 O
Fe + SO2 = Fe2O3 + SO =>
2 Fe + 3 SO2 = Fe2O3 + 3 SO
CrCl3 + H2O2 + NaOH = Na2CrO4 + NaCl + H3O =>
2 CrCl3 + H2O2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 4 H3O
Au(s) + NaBr(aq) = AuBr3(s) + Na(s) =>
Au(s) + 3 NaBr(aq) = AuBr3(s) + 3 Na(s)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3CCH + HCl = CH3CCl2CH3 =>
CH3CCH + 2 HCl = CH3CCl2CH3
Cu2Se + NaCO3 + O2 = Na2SeO3 + CuO + CO =>
2 Cu2Se + 4 NaCO3 + O2 = 2 Na2SeO3 + 4 CuO + 4 CO
NH2COOH + H2O = NH2COO{-} + H3O{+} =>
NH2COOH + H2O = NH2COO{-} + H3O{+}
As2O3 + HClO + H2O = H3AsO4 + HCl =>
As2O3 + 2 HClO + 3 H2O = 2 H3AsO4 + 2 HCl
Cd + Cl = CdCl2 =>
Cd + 2 Cl = CdCl2
O3 = O2 =>
2 O3 = 3 O2
[Ag(NH3)2]NO3 + HCOH + H2O = NH4HCO3 + Ag + NH3 =>
4[Ag(NH3)2]NO3 + 9 HCOH + 6 H2O = 9 NH4HCO3 + 4 Ag + 3 NH3
CuCl + Zn = CuZn + ZnCl =>
CuCl + 2 Zn = CuZn + ZnCl
SiO3 + Mn(OH)2 = Si + MnO2 + H2O =>
SiO3 + 3 Mn(OH)2 = Si + 3 MnO2 + 3 H2O
Bi(NO3)3 + Al = Bi2 + Al(NO3)3 =>
2 Bi(NO3)3 + 2 Al = Bi2 + 2 Al(NO3)3
HI + Ba(NO3)2 = BaI2 + HNO3 =>
2 HI + Ba(NO3)2 = BaI2 + 2 HNO3
Pb(CH3COO)2(aq) + NaOH(aq) = Pb(OH)2(s) + NaCH3COO(aq) =>
Pb(CH3COO)2(aq) + 2 NaOH(aq) = Pb(OH)2(s) + 2 NaCH3COO(aq)
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