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2 FeCl3 + H2SO4 + Na2S = Na2SO4 + 2 FeCl2 + 2 HCl + S
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
C4H6O2 + NaOH + H2O = CH3COONa + CH3OH =>
2 C4H6O2 + 3 NaOH + H2O = 3 CH3COONa + 2 CH3OH
C10H18O + CrO3 + H2SO4 = C10H16O + Cr2(SO4)3 + H2O =>
3 C10H18O + 2 CrO3 + 3 H2SO4 = 3 C10H16O + Cr2(SO4)3 + 6 H2O
Cu{+} = Cu{+2} + Cu =>
2 Cu{+} = Cu{+2} + Cu
As + H2SO4 = H3AsO3 + SO2 =>
2 As + 3 H2SO4 = 2 H3AsO3 + 3 SO2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + CH3COH + K2SO4 + H2O =>
K2Cr2O7 + 3 C2H5OH + 4 H2SO4 = Cr2(SO4)3 + 3 CH3COH + K2SO4 + 7 H2O
NaHCO3 + CuSO4 = NaSO4 + CuHCO3 =>
NaHCO3 + CuSO4 = NaSO4 + CuHCO3
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
InGaP + HF = InGaF + HP =>
InGaP + HF = InGaF + HP
CO2 + NO2 = NCO4 =>
CO2 + NO2 = NCO4
Na3Po4 + Ca(OH)2 = Ca3(Po4)2 + NaOH =>
2 Na3Po4 + 3 Ca(OH)2 = Ca3(Po4)2 + 6 NaOH
C6H15N + O2 = CO2 + H2O + N2O =>
2 C6H15N + 20 O2 = 12 CO2 + 15 H2O + N2O
Sn(NO3)4 = SnO2 + NO + O2 =>
Sn(NO3)4 = SnO2 + 4 NO + 3 O2
CH4 + SO2 + O2 = CH3SO2OH =>
2 CH4 + 2 SO2 + O2 = 2 CH3SO2OH
K[Al(OH)4] + H2SO4 = Al(OH)3 + H2O + K2SO4 =>
2 K[Al(OH)4] + H2SO4 = 2 Al(OH)3 + 2 H2O + K2SO4
Cr(MnO4)3 + K = KMnO4 + Cr =>
Cr(MnO4)3 + 3 K = 3 KMnO4 + Cr
CH3OH + NaH = CH3ONa + H2 =>
CH3OH + NaH = CH3ONa + H2
H3PO4 + PH3 = H3PO3 =>
3 H3PO4 + PH3 = 4 H3PO3
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2 =>
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2
KMnO4 + Ag + H2O = MnO2 + Ag2O + KOH =>
2 KMnO4 + 6 Ag + H2O = 2 MnO2 + 3 Ag2O + 2 KOH
C6H5OH + NaHCO3 = C5H5ONa + H2O + CO2 =>
6 C6H5OH + 7 NaHCO3 = 7 C5H5ONa + 4 H2O + 8 CO2
Pb5I2 + HCl = HI + Pb5Cl2 =>
Pb5I2 + 2 HCl = 2 HI + Pb5Cl2
H2SiO3 + Mg = MgSiO3 + H2 =>
H2SiO3 + Mg = MgSiO3 + H2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
Fe + KIO3 + HCl = KI + FeCl2 + H2O =>
3 Fe + KIO3 + 6 HCl = KI + 3 FeCl2 + 3 H2O
HgO(t) = Hg + O2 =>
2 HgO(t) = 2 Hg + O2
Al + NiSO4 = Al2(SO4)3 + Ni =>
2 Al + 3 NiSO4 = Al2(SO4)3 + 3 Ni
K2CO3H2O = K2CO4H2 =>
K2CO3H2O = K2CO4H2
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
Cu(OH)2 + BaCl = CuCl2 + BaOH =>
Cu(OH)2 + 2 BaCl = CuCl2 + 2 BaOH
Cl2 + CaI2 = CaCl2 + I2 =>
Cl2 + CaI2 = CaCl2 + I2
MgO + HL = MgL2 + H2O =>
MgO + 2 HL = MgL2 + H2O
(NH4)2CO3 = H2O + NH3 + CO2 =>
(NH4)2CO3 = H2O + 2 NH3 + CO2
NaCl + Ba(OH){2} = NaOH + BaCl{2} =>
NaCl + Ba(OH){2} = NaOH + BaCl{2}
Na1 + Cl1 = NaCl =>
Na1 + Cl1 = NaCl
C7H16 = C + H =>
C7H16 = 7 C + 16 H
HCl + NaOH = H3O + NaCl2 =>
2 HCl + NaOH = H3O + NaCl2
Zn(OH)2 + H3BO3 = Zn3(BO3)2 + H2O =>
3 Zn(OH)2 + 2 H3BO3 = Zn3(BO3)2 + 6 H2O
Fe + H3PO4 = Fe3(PO4) + H2 =>
6 Fe + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
Na2O2(s) + H2O(l) = NaOH(aq) + H2O2 =>
Na2O2(s) + 2 H2O(l) = 2 NaOH(aq) + H2O2
SmSO4 + K2Cr2O7 + H2SO4 = Sm2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 SmSO4 + K2Cr2O7 + 7 H2SO4 = 3 Sm2(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O
(NH4)2S(aq) + BaCl2(aq) = BaS(s) + NH4Cl(aq) =>
(NH4)2S(aq) + BaCl2(aq) = BaS(s) + 2 NH4Cl(aq)
CuCl = Cu + Cl2 =>
2 CuCl = 2 Cu + Cl2
Na2CO3(H2O) + HCl = NaCl + H2O + CO2 =>
Na2CO3(H2O) + 2 HCl = 2 NaCl + 2 H2O + CO2
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