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SF6 = S + 3 F2
Si + HCl = SiCl4 + H2 =>
Si + 4 HCl = SiCl4 + 2 H2
C6H5CH2OH + KMnO4 = C6H5COOH + MnO2 + H2O + KOH =>
3 C6H5CH2OH + 4 KMnO4 = 3 C6H5COOH + 4 MnO2 + H2O + 4 KOH
HI + MnCO3 = MnI2 + H2O + CO2 =>
2 HI + MnCO3 = MnI2 + H2O + CO2
CdCl2 + Na2SO3 = CdSO3 + NaCl =>
CdCl2 + Na2SO3 = CdSO3 + 2 NaCl
Cu2O + H2 = Cu2 + H2O =>
Cu2O + H2 = Cu2 + H2O
Al + Na2CO3 + H2O = NaAl(OH)4 + NaHCO3 + H2 =>
2 Al + 2 Na2CO3 + 8 H2O = 2 NaAl(OH)4 + 2 NaHCO3 + 3 H2
NaOH + H2O2 = Na2O2 + H2O =>
2 NaOH + H2O2 = Na2O2 + 2 H2O
Na3P + CaCl2 = Ca3P2 + NaCl =>
2 Na3P + 3 CaCl2 = Ca3P2 + 6 NaCl
Mn + Bi(NO3)3 = Mn(NO3)2 + Bi =>
3 Mn + 2 Bi(NO3)3 = 3 Mn(NO3)2 + 2 Bi
Fe(s) + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe(s) + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
Al + Hg(CH3)2 = Al2(CH3)3 + Hg =>
4 Al + 3 Hg(CH3)2 = 2 Al2(CH3)3 + 3 Hg
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
Ag + H2SO4(aq) = Ag2SO4(aq) + SO2(g) + H2O(l) =>
2 Ag + 2 H2SO4(aq) = Ag2SO4(aq) + SO2(g) + 2 H2O(l)
Na2SO3 + H2O = NaHSO3 + NaOH =>
Na2SO3 + H2O = NaHSO3 + NaOH
MgCl2 + OH = Mg(OH)2 + Cl =>
MgCl2 + 2 OH = Mg(OH)2 + 2 Cl
C135H90O9NS + O2 = CO2 + H2O + SO2 + N2 =>
2 C135H90O9NS + 308 O2 = 270 CO2 + 90 H2O + 2 SO2 + N2
CuCl2(aq) + Na2S(aq) = CuS(s) + NaCl(aq) =>
CuCl2(aq) + Na2S(aq) = CuS(s) + 2 NaCl(aq)
Zn(s) + SnCl4(aq) = ZnCl2 + Sn =>
2 Zn(s) + SnCl4(aq) = 2 ZnCl2 + Sn
Ba(HSO3)2 + KOH = BaSO3 + KHSO3 + H2O =>
Ba(HSO3)2 + KOH = BaSO3 + KHSO3 + H2O
Ni(NO3)2 + NaHCO3 = Ni(HCO3)2 + NaNO3 =>
Ni(NO3)2 + 2 NaHCO3 = Ni(HCO3)2 + 2 NaNO3
P4 + S = P2S5 =>
P4 + 10 S = 2 P2S5
Na3AsO3 + I2 + H2O = Na3AsO4 + HI =>
Na3AsO3 + I2 + H2O = Na3AsO4 + 2 HI
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl3 + H2O =>
C6H5NO2 + 2 Fe + 6 HCl = C6H5NH2 + 2 FeCl3 + 2 H2O
Cr + KOH = K3CrO3 + H2 =>
2 Cr + 6 KOH = 2 K3CrO3 + 3 H2
ZnI2 + O5 = ZnO + I2O5 =>
5 ZnI2 + 6 O5 = 5 ZnO + 5 I2O5
Na + H2O = NaOH + (H2) =>
2 Na + 2 H2O = 2 NaOH + (H2)
Na2S2O3 + I2 + H2O = HI + Na2SO4 + S =>
Na2S2O3 + I2 + H2O = 2 HI + Na2SO4 + S
MnSO4 = Mn{+2} + SO4{-2} =>
MnSO4 = Mn{+2} + SO4{-2}
Zn(OH)2 + CuCl2 = ZnCl2 + Cu(OH)2 =>
Zn(OH)2 + CuCl2 = ZnCl2 + Cu(OH)2
Ag + Au(NO3)3 = Ag(NO3) + Au =>
3 Ag + Au(NO3)3 = 3 Ag(NO3) + Au
Al + Cu{+} = Al3{+} + Cu =>
3 Al + Cu{+} = Al3{+} + Cu
Hg(NO3)2 + H2S = HgS + HNO3 =>
Hg(NO3)2 + H2S = HgS + 2 HNO3
CuI2 + Br = CuBr2 + I =>
CuI2 + 2 Br = CuBr2 + 2 I
C10H12O + O2 = CO2 + H2O =>
2 C10H12O + 25 O2 = 20 CO2 + 12 H2O
HCOOH + OH = CO2 + H2O =>
HCOOH + 2 OH = CO2 + 2 H2O
Cu + H2CO3 = Cu2CO3 + H2 =>
2 Cu + H2CO3 = Cu2CO3 + H2
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
C3H6O + Ag2O = C2H5COOH + Ag =>
C3H6O + Ag2O = C2H5COOH + 2 Ag
H2O2 + NO = N2O3 + H2O =>
H2O2 + 2 NO = N2O3 + H2O
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
AgNO3(ag) + NaCl(ag) = AgCl + NaNO3 =>
AgNO3(ag) + NaCl(ag) = AgCl + NaNO3
CS2 + O2(g) = CO2 + SO2 =>
CS2 + 3 O2(g) = CO2 + 2 SO2
H2SO4 + FeS = FeSO4 + H2S =>
H2SO4 + FeS = FeSO4 + H2S
MnSO4H2O = Mn + SO4 + H2O =>
MnSO4H2O = Mn + SO4 + H2O
CH3NH2 + HClO4 = NH3 + CH3ClO4 =>
CH3NH2 + HClO4 = NH3 + CH3ClO4
CaCO3 + H2 = CaO + CH4 + H2O =>
CaCO3 + 4 H2 = CaO + CH4 + 2 H2O
CH3OH + H2 = C3H8 + H2O =>
3 CH3OH + H2 = C3H8 + 3 H2O
Sn + HNO3 + HCl = SnCl4 + NO + H2O =>
3 Sn + 4 HNO3 + 12 HCl = 3 SnCl4 + 4 NO + 8 H2O
P2O5 + K2CO3 = K3PO4 + CO2 =>
P2O5 + 3 K2CO3 = 2 K3PO4 + 3 CO2
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