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K2Cr2O7 + 14 HCl = 2 CrCl + 5 Cl2 + 7 H2O + 2 KCl
CH3CHOHCH3 + Na2Cr2O7 + H2SO4 = CH3COCH3 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CHOHCH3 + Na2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + Na2SO4 + Cr2(SO4)3 + 7 H2O
H2O2 + KMnO4 + H2SO4 = K2SO4 + MnO4 + H2O =>
H2O2 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnO4 + 2 H2O
K2SO3(aq) + HNO3(aq) = KNO3(aq) + SO2(g) + H2O(l) =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3(aq) + SO2(g) + H2O(l)
CuF2 + AgNO3 = Cu(NO3)2 + AgF =>
CuF2 + 2 AgNO3 = Cu(NO3)2 + 2 AgF
Ca{2+} + (NH4)2C2O4 + OH{-} = CaCO3 + NH4{+} + H2 =>
2 Ca{2+} + (NH4)2C2O4 + 2 OH{-} = 2 CaCO3 + 2 NH4{+} + H2
C2H8N2(g) + N2O4(g) = N2(g) + CO2(g) + H2O(g) =>
C2H8N2(g) + 2 N2O4(g) = 3 N2(g) + 2 CO2(g) + 4 H2O(g)
C2H2 + CH3COOH = CH3COOCHCH2 =>
C2H2 + CH3COOH = CH3COOCHCH2
C6H12N4 + H2SO4 + H2O = (NH4)2SO4 + CH2O =>
C6H12N4 + 2 H2SO4 + 6 H2O = 2(NH4)2SO4 + 6 CH2O
FeSO4 + C6H8O7 = C12H10Fe3O14 + H2SO4 =>
3 FeSO4 + 2 C6H8O7 = C12H10Fe3O14 + 3 H2SO4
K(OH) + HBr = KBr + H(OH) =>
K(OH) + HBr = KBr + H(OH)
He + O = He2O =>
2 He + O = He2O
Se + H2O = SeO2 + H2 =>
Se + 2 H2O = SeO2 + 2 H2
CuSO4 + KIO4 + KOH + K2S2O8 = K5[Cu(HIO6)2] + K2SO4 + H2O =>
2 CuSO4 + 4 KIO4 + 12 KOH + K2S2O8 = 2 K5[Cu(HIO6)2] + 4 K2SO4 + 4 H2O
Fe + S + O = Fe2(SO4)3 =>
2 Fe + 3 S + 12 O = Fe2(SO4)3
Cu(CH3COO)2 + KOH = Cu(OH)2 + K(CH3COO) =>
Cu(CH3COO)2 + 2 KOH = Cu(OH)2 + 2 K(CH3COO)
Li2O + SO2 = Li2SO3 =>
Li2O + SO2 = Li2SO3
CdCl2 + H2S = CdS + ClH = CdCl2 + H2S =>
CdCl2 + H2S = CdS + 2 ClH
KO(aq) + AlCl(aq) = KCl + AlO =>
KO(aq) + AlCl(aq) = KCl + AlO
NH4Cl + H2O2 = N2 + HCl + H2O =>
2 NH4Cl + 3 H2O2 = N2 + 2 HCl + 6 H2O
CoAsS + O2 = SO2 + Co3O4 + As2O3 =>
12 CoAsS + 29 O2 = 12 SO2 + 4 Co3O4 + 6 As2O3
C6H6 + Br = C6H6Br6 =>
C6H6 + 6 Br = C6H6Br6
O2 + CaH2 = H2 + CaO2 =>
O2 + CaH2 = H2 + CaO2
Na2SO3 + H2SO4 = NaHSO4 + SO2 + H2O =>
Na2SO3 + 2 H2SO4 = 2 NaHSO4 + SO2 + H2O
AgNO3 + Ba(OH)2 = Ag2O + Ba(NO3)2 + H2O =>
2 AgNO3 + Ba(OH)2 = Ag2O + Ba(NO3)2 + H2O
ABC4 + BD3 = ABD4 + B2C6 =>
3 ABC4 + 4 BD3 = 3 ABD4 + 2 B2C6
KCNS + NaNO2 + HCl = KCN + NO + NaCl + H2O + Na2SO4 =>
KCNS + 6 NaNO2 + 4 HCl = KCN + 6 NO + 4 NaCl + 2 H2O + Na2SO4
HCOH + C6H5OH = C6H3(OH)CH2 + H2O =>
HCOH + C6H5OH = C6H3(OH)CH2 + H2O
HCl(aq) + Pb(NO3)2(aq) = HNO3(l) + PbCl2(s) =>
2 HCl(aq) + Pb(NO3)2(aq) = 2 HNO3(l) + PbCl2(s)
F2 + FeCl3 = FeF3 + Cl2 =>
3 F2 + 2 FeCl3 = 2 FeF3 + 3 Cl2
CoSO4 + H2O = Co(OH)2 + H2SO4 =>
CoSO4 + 2 H2O = Co(OH)2 + H2SO4
Al + OH{-} = Al(OH)4{-} + e =>
Al + 4 OH{-} = Al(OH)4{-} + 3e
HCl + Cu = CuCl2 + H2 =>
2 HCl + Cu = CuCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlBr3 + N2 = AlN + Br2 =>
2 AlBr3 + N2 = 2 AlN + 3 Br2
Al(OH)3 + H2SO4 + H2O = Al(H2O)6 + SO4 =>
2 Al(OH)3 + 3 H2SO4 + 6 H2O = 2 Al(H2O)6 + 3 SO4
K2S2O8 + Mg = MgO + MgS + K2O =>
K2S2O8 + 9 Mg = 7 MgO + 2 MgS + K2O
C10H21OH(l) + O2(g) = CO2(g) + H2O(g) =>
C10H21OH(l) + 15 O2(g) = 10 CO2(g) + 11 H2O(g)
Cs + Br2 = CsBr =>
2 Cs + Br2 = 2 CsBr
CH3COCH3 + I2 + NaOH = CH3COONa + NaI + H2O =>
2 CH3COCH3 + 4 I2 + 11 NaOH = 3 CH3COONa + 8 NaI + 7 H2O
CaCO3(s) + BaCl2(aq) = CaCl2(aq) + BaCO3(s) =>
CaCO3(s) + BaCl2(aq) = CaCl2(aq) + BaCO3(s)
SO4{2-} + Sr{2+} = SrSO4 =>
SO4{2-} + Sr{2+} = SrSO4
Ag + BrO3 = Br2 + Ag2O =>
12 Ag + 2 BrO3 = Br2 + 6 Ag2O
Hg + Fe = Hg2Fe =>
2 Hg + Fe = Hg2Fe
ZnCl2 + K4[Fe(CN)6] = K2Zn[Fe(CN)6] + K2 + Cl2 =>
ZnCl2 + K4[Fe(CN)6] = K2Zn[Fe(CN)6] + K2 + Cl2
NO2 + KI = K2O + NO + I2 =>
NO2 + 2 KI = K2O + NO + I2
Ba(HSO3)2 + HCl = BaCl2 + H2O + SO2 =>
Ba(HSO3)2 + 2 HCl = BaCl2 + 2 H2O + 2 SO2
H2S + Pb(OH)4 = PbS2 + H2O =>
2 H2S + Pb(OH)4 = PbS2 + 4 H2O
Sn + K2Cr2O7 = K2Cr2 + SnO =>
7 Sn + K2Cr2O7 = K2Cr2 + 7 SnO
Cu(s) + FeCl3(aq) = Fe + CuCl2 =>
3 Cu(s) + 2 FeCl3(aq) = 2 Fe + 3 CuCl2
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