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C4CO3 = C4O + CO2
(NH4)HS + KOH = K2S + NH3 + H2O =>
(NH4)HS + 2 KOH = K2S + NH3 + 2 H2O
K2Cr2O7 + H2SO4 + MnSO4 = K2SO4 + Cr2(SO4)3 + MnO2 + H2O =>
K2Cr2O7 + H2SO4 + 3 MnSO4 = K2SO4 + Cr2(SO4)3 + 3 MnO2 + H2O
C + CUO = CU + CO2 =>
C + 2 CUO = 2 CU + CO2
Pb + KI = PbIK =>
Pb + KI = PbIK
KBrO3 + KIHBr = KBr + I2 + H2O =>
KBrO3 + 6 KIHBr = 7 KBr + 3 I2 + 3 H2O
HCOOH + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
3 HCOOH + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 CO2 + 7 H2O
LiMnO4 + NiSO4 + H2SO4 = MnSO4 + Ni2(SO4)3 + Li2SO4 + H2O =>
2 LiMnO4 + 10 NiSO4 + 8 H2SO4 = 2 MnSO4 + 5 Ni2(SO4)3 + Li2SO4 + 8 H2O
C6H12O6 + CO2 = C7H8 + O2 =>
2 C6H12O6 + 9 CO2 = 3 C7H8 + 15 O2
Ag(NO3) + NH4Cl = AgCl + NH4(NO3) =>
Ag(NO3) + NH4Cl = AgCl + NH4(NO3)
Cu + H3O + NO3 = [Cu(H2O)6] + NO2 =>
Cu + 4 H3O + 2 NO3 = [Cu(H2O)6] + 2 NO2
HCOOH + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
3 HCOOH + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 CO2 + 7 H2O
Na2[Zn(OH)4] + HCl = NaCl + ZnCl2 + H2O =>
Na2[Zn(OH)4] + 4 HCl = 2 NaCl + ZnCl2 + 4 H2O
Cu2S + H2SO4 = CuS + CuSO4 + H2O =>
4 Cu2S + 4 H2SO4 = 5 CuS + 3 CuSO4 + 4 H2O
K + MgCr2O7 = K2Cr2O7 + Mg =>
2 K + MgCr2O7 = K2Cr2O7 + Mg
CH4 + S4 = CS2 + H2S =>
CH4 + S4 = CS2 + 2 H2S
H2SO4 + HCl = H3ClSO4 =>
H2SO4 + HCl = H3ClSO4
Ba + Fe + C + Cu = BaFeCCu =>
Ba + Fe + C + Cu = BaFeCCu
HNO3KOH = HOH + KNO3 =>
HNO3KOH = HOH + KNO3
Mn0 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn0 + 7 PbO2 + 14 HNO3 = 2 HMnO4 + 7 Pb(NO3)2 + 6 H2O
I{-} + Cl2 + H2O = IO3{-} + Cl{-} + H{+} =>
I{-} + 3 Cl2 + 3 H2O = IO3{-} + 6 Cl{-} + 6 H{+}
KOH + Li = K + LiOH =>
KOH + Li = K + LiOH
Ag2O + NH3 + H2O = Ag(NH3){+} + OH{-} =>
Ag2O + 2 NH3 + H2O = 2 Ag(NH3){+} + 2 OH{-}
Al + HCl + H2SO4 = AlCl2 + SO2 + H2O =>
Al + 2 HCl + H2SO4 = AlCl2 + SO2 + 2 H2O
CaH2 + O2 = CaO + H2O =>
CaH2 + O2 = CaO + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
C6H5C2H3NHCH3CH3HCl + NaOH = H2O + NaCl + C6H5C2H3NHCH3CH3 =>
C6H5C2H3NHCH3CH3HCl + NaOH = H2O + NaCl + C6H5C2H3NHCH3CH3
KOH + Li = K + LiOH =>
KOH + Li = K + LiOH
S + KClO3 = KCl + SO3 =>
S + KClO3 = KCl + SO3
C3H8O + KMnO4 = C3H8MnO4 + KO =>
C3H8O + KMnO4 = C3H8MnO4 + KO
Li2CO3 + CoCl2 = LiCl2 + Co2CO3 =>
Li2CO3 + 2 CoCl2 = 2 LiCl2 + Co2CO3
NH4S + FeN = FeS + NH4N =>
NH4S + FeN = FeS + NH4N
Al + NaHCO3 = NaAl + H + CO3 =>
Al + NaHCO3 = NaAl + H + CO3
H3C6H5O7 + NaHCO3 = Na3C6H5O7 + HHCO3 =>
H3C6H5O7 + 3 NaHCO3 = Na3C6H5O7 + 3 HHCO3
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
CuSO4 + HCl = Cu(HCl)4SO4 =>
CuSO4 + 4 HCl = Cu(HCl)4SO4
Fe2S3 + NO3{-} + H{+} = Fe3{+} + SO4{2-} + NO + H2O =>
9 Fe2S3 + 56 NO3{-} + 8 H{+} = 6 Fe3{+} + 27 SO4{2-} + 56 NO + 4 H2O
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
CaCl2 + AgI = AgCl + CaI2 =>
CaCl2 + 2 AgI = 2 AgCl + CaI2
PbI2 + H2SO4 = PbSO4 + I2 + H2S + H2O =>
4 PbI2 + 5 H2SO4 = 4 PbSO4 + 4 I2 + H2S + 4 H2O
C3H7OH + O2 = O2H7OH + C =>
C3H7OH + O2 = O2H7OH + 3 C
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C3H6 + HCl = C3H7Cl =>
C3H6 + HCl = C3H7Cl
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
Ni + KCN = Ni(CN) + K =>
Ni + KCN = Ni(CN) + K
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
Fe3O4 + SO2 = FeS + O2 =>
Fe3O4 + 3 SO2 = 3 FeS + 5 O2
Al(OH)3 + HPO3 = Al(PO3)3 + H2O =>
Al(OH)3 + 3 HPO3 = Al(PO3)3 + 3 H2O
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