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S + 2 FeCl2 + 2 HCl = 2 FeCl3 + H2S
C5H12 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C5H12 + 16 K2Cr2O7 + 64 H2SO4 = 15 CO2 + 16 Cr2(SO4)3 + 16 K2SO4 + 82 H2O
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
KBrO3 + HCl + KI = I2 + KCl + KBr + H2O =>
KBrO3 + 6 HCl + 6 KI = 3 I2 + 6 KCl + KBr + 3 H2O
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2O(aq) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(aq)
Co + Pb{2+} = Co{2+} + Pb =>
Co + Pb{2+} = Co{2+} + Pb
ON = NO =>
ON = NO
HAsO2 + BrO3 + H2O = H3AsO4 + HBr =>
7 HAsO2 + 2 BrO3 + 8 H2O = 7 H3AsO4 + 2 HBr
Pb(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + PbSO4 =>
3 Pb(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 PbSO4
Li2Cl + O2 = Li2ClO3 =>
2 Li2Cl + 3 O2 = 2 Li2ClO3
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
Na + HC1 = H2 + NaC1 =>
2 Na + 2 HC1 = H2 + 2 NaC1
C6H14 + Cl2 = CHCl + HCl =>
C6H14 + 7 Cl2 = 6 CHCl + 8 HCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C7H6O2S + O2 = SO2 + CO2 + H2O =>
2 C7H6O2S + 17 O2 = 2 SO2 + 14 CO2 + 6 H2O
BaCl2 + CrSO4 = BaSO4 + CrCl2 =>
BaCl2 + CrSO4 = BaSO4 + CrCl2
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
Mg(s) + S(s) = MgS(s) =>
Mg(s) + S(s) = MgS(s)
KMnO4 + H2SO4 + K2SO3 = MnSO4 + K2SO4 + KOH =>
4 KMnO4 + 3 H2SO4 + 10 K2SO3 = 4 MnSO4 + 9 K2SO4 + 6 KOH
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Fe[Fe(CN)6] + HCl = FeCl3 + H3[Fe(CN)6] =>
Fe[Fe(CN)6] + 3 HCl = FeCl3 + H3[Fe(CN)6]
H2SO4 + FeO = Fe2(SO4)3 + SO2 + H2O =>
4 H2SO4 + 2 FeO = Fe2(SO4)3 + SO2 + 4 H2O
H2SO4 + KMnO4 + NaCl = Cl2 + H2O + MnSO4 + Na2SO4 + K2SO4 =>
8 H2SO4 + 2 KMnO4 + 10 NaCl = 5 Cl2 + 8 H2O + 2 MnSO4 + 5 Na2SO4 + K2SO4
K2Cr2O7 + KBr + H2SO4 = Br2 + K2SO4 + Cr3SO4 + H2O =>
3 K2Cr2O7 + 32 KBr + 21 H2SO4 = 16 Br2 + 19 K2SO4 + 2 Cr3SO4 + 21 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
SO2Cl2 + H2O = H2SO4 + HCl = H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
SO2Cl2 + 2 H2O = H2SO4 + 2 HCl
S80 + O2 = SO3 =>
S80 + 120 O2 = 80 SO3
CH3CH2OH + O2(g) = CO2 + H2O =>
CH3CH2OH + 3 O2(g) = 2 CO2 + 3 H2O
Fe(NO3)3 + NaF = FeF3 + NaNO3 =>
Fe(NO3)3 + 3 NaF = FeF3 + 3 NaNO3
Al(s) + HNO3(aq) = Al(NO3)2(aq) + H2O(l) + NO2(g) =>
Al(s) + 4 HNO3(aq) = Al(NO3)2(aq) + 2 H2O(l) + 2 NO2(g)
Zn + HCl + CuSO4 = H2 + CuCl + ZnSO4 =>
2 Zn + 2 HCl + 2 CuSO4 = H2 + 2 CuCl + 2 ZnSO4
AgNO3 + NH3 = AgH3 + NO3N =>
AgNO3 + NH3 = AgH3 + NO3N
KI + Br2 = KBr + I1 =>
2 KI + Br2 = 2 KBr + 2 I1
MnO2 + H2C2O3 = Mn + CO2 + H =>
MnO2 + 2 H2C2O3 = Mn + 4 CO2 + 4 H
NH4HCO3 + KOH = KHCO3 + NH3 + H2O =>
NH4HCO3 + KOH = KHCO3 + NH3 + H2O
C200H202 + H2O = H2 + CO =>
C200H202 + 200 H2O = 301 H2 + 200 CO
H2SO4 + Zn + Ag3PO4 = ZnSO4 + PH3 + Ag + H2O =>
11 H2SO4 + 11 Zn + 2 Ag3PO4 = 11 ZnSO4 + 2 PH3 + 6 Ag + 8 H2O
In + Sb = InSb =>
In + Sb = InSb
C20H14O4 + NaOH = C20H14O4NaOH =>
C20H14O4 + NaOH = C20H14O4NaOH
AgI(s) + HNO3(aq) = HI(aq) + AgNO3(aq) =>
AgI(s) + HNO3(aq) = HI(aq) + AgNO3(aq)
HSO3NH2 + NaNO2 = H2O + N2 + NaHSO4 =>
HSO3NH2 + NaNO2 = H2O + N2 + NaHSO4
SZn + HCl = ClZn + SH =>
SZn + HCl = ClZn + SH
NH3 + CH3COO + H2 = NH4CH3COO =>
2 NH3 + 2 CH3COO + H2 = 2 NH4CH3COO
GeOH + H3PO4 = Ge3PO4 + H2O =>
3 GeOH + H3PO4 = Ge3PO4 + 3 H2O
CuS(s) + HNO3(aq) = CuSO4(aq) + NO(g) + H2O =>
3 CuS(s) + 8 HNO3(aq) = 3 CuSO4(aq) + 8 NO(g) + 4 H2O
CH3{-}CH2{-}CH2{-}CH3 = CH3{-}CH{-}CH3 =>
CH3{-}CH2{-}CH2{-}CH3 = CH3{-}CH{-}CH3
Al(NO3)3 + K2SiO3 = Al2(SiO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2SiO3 = Al2(SiO3)3 + 6 KNO3
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