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CHCH = 2 CH
BCl3(g) + H2O(l) = B(OH)3(aq) + HCl(aq) =>
BCl3(g) + 3 H2O(l) = B(OH)3(aq) + 3 HCl(aq)
Ni + P = Ni12P5 =>
12 Ni + 5 P = Ni12P5
Na2Cl2 = NaCl =>
Na2Cl2 = 2 NaCl
Na4Fe(CN)6 + Cl2 = Na3Fe(CN)6 + NaCl =>
2 Na4Fe(CN)6 + Cl2 = 2 Na3Fe(CN)6 + 2 NaCl
CaCl2 + Na2HPO4 = CaHPO4 + NaCl =>
CaCl2 + Na2HPO4 = CaHPO4 + 2 NaCl
Cu(OH)2 + Zn(NO3)2 = Cu(NO3)2 + Zn(OH)2 =>
Cu(OH)2 + Zn(NO3)2 = Cu(NO3)2 + Zn(OH)2
C2H4 + Br2 = (CH2Br) =>
C2H4 + Br2 = 2(CH2Br)
(NH4)3PO4(aq) + CaBr2(aq) = Ca3(PO4)2 + NH4Br(aq) =>
2(NH4)3PO4(aq) + 3 CaBr2(aq) = Ca3(PO4)2 + 6 NH4Br(aq)
CuCl2 + H2O = CuO + HCl =>
CuCl2 + H2O = CuO + 2 HCl
Mg(NO3)2 + CaI2 = Ca(NO3)2 + MgI2 =>
Mg(NO3)2 + CaI2 = Ca(NO3)2 + MgI2
CH3CH2Cl + NaCN = CH3CH2CN + NaCl =>
CH3CH2Cl + NaCN = CH3CH2CN + NaCl
Pb + Cu{2} = Pb{2} + Cu =>
Pb + Cu{2} = Pb{2} + Cu
Ca(s) + H2O(l) = Ca(HO)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(HO)2(aq) + H2(g)
N2H2 = NH =>
N2H2 = 2 NH
CoAsS + SO2 = CoS + As2O3 + S =>
4 CoAsS + 3 SO2 = 4 CoS + 2 As2O3 + 3 S
Cs2CrO4 + Rb2O = Cs2O + Rb2CrO4 =>
Cs2CrO4 + Rb2O = Cs2O + Rb2CrO4
I{-} + H2O2 + H{+} = I2 + H2O =>
2 I{-} + H2O2 + 2 H{+} = I2 + 2 H2O
B10H14 + CCl4 = BCl3 + C + H2 =>
2 B10H14 + 15 CCl4 = 20 BCl3 + 15 C + 14 H2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Ba(OH)2(aq) + H3PO4 = Ba3(PO4)2(s) + H2O(l) =>
3 Ba(OH)2(aq) + 2 H3PO4 = Ba3(PO4)2(s) + 6 H2O(l)
Al + FeO = Al2O2 + Fe =>
2 Al + 2 FeO = Al2O2 + 2 Fe
P4O10 = P2O5 =>
P4O10 = 2 P2O5
Ni(NO3)2 + FeI3 = NiI2 + Fe(NO3)3 =>
3 Ni(NO3)2 + 2 FeI3 = 3 NiI2 + 2 Fe(NO3)3
BaNO3(aq) + KPO4(aq) = BaPO4(s) + KNO3(aq) =>
BaNO3(aq) + KPO4(aq) = BaPO4(s) + KNO3(aq)
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
CuO + Ag = Cu + AgO =>
CuO + Ag = Cu + AgO
Sn3P4 + MgCl2 = SnCl4 + Mg3P2 =>
Sn3P4 + 6 MgCl2 = 3 SnCl4 + 2 Mg3P2
VSO4 + KNO3 = VOSO4 + KNO2 =>
VSO4 + KNO3 = VOSO4 + KNO2
[Co(NH3)6]Cl3 + Na2S = Co2S3 + NH3 + NaCl =>
2[Co(NH3)6]Cl3 + 3 Na2S = Co2S3 + 12 NH3 + 6 NaCl
SrP + NaS = SrS + NaP =>
SrP + NaS = SrS + NaP
Cr2O7{-2} + I{-} + H{+} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 6 I{-} + 14 H{+} = 2 Cr{+3} + 3 I2 + 7 H2O
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
Cu(s) + AgNo3(aq) = Cu(No3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNo3(aq) = Cu(No3)2(aq) + 2 Ag(s)
FeCl3 + NaC2H3O2 = NaCl3 + FeC2H3O2 =>
FeCl3 + NaC2H3O2 = NaCl3 + FeC2H3O2
Mg + SnCl4(aq) = MgCl2 + Sn(g) =>
2 Mg + SnCl4(aq) = 2 MgCl2 + Sn(g)
Fe(NO3)3 + Sr = Fe + Sr(NO3)3 =>
Fe(NO3)3 + Sr = Fe + Sr(NO3)3
FeC2O4*2H2O + H2O2 = Fe(C2O4){+} + OH{-} + H2O =>
2 FeC2O4*2H2O + H2O2 = 2 Fe(C2O4){+} + 2 OH{-} + 4 H2O
CaOH + BaCO3 = CaCO3 + BaOH =>
CaOH + BaCO3 = CaCO3 + BaOH
FeCl3 + NH2OH + NaOH = NaCl + FeCl2 + H2O + N2O =>
4 FeCl3 + 2 NH2OH + 4 NaOH = 4 NaCl + 4 FeCl2 + 5 H2O + N2O
K2CrO4 + C2H5OH + H2SO4 = CH3COOH + H2O + Cr2(SO4)3 + K2SO4 =>
4 K2CrO4 + 3 C2H5OH + 10 H2SO4 = 3 CH3COOH + 13 H2O + 2 Cr2(SO4)3 + 4 K2SO4
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
KCeO3 = KCe + O2 =>
2 KCeO3 = 2 KCe + 3 O2
Decane + oxygen = carbonmonoxide + water =>
2 C10H22 + 21 O2 = 20 CO + 22 H2O
CuO + Ca(OH)2 = CaCuO2 + H2O =>
CuO + Ca(OH)2 = CaCuO2 + H2O
C2H5OH + I2 = C2H5OI + HI =>
C2H5OH + I2 = C2H5OI + HI
Na2S2O3 + HCl = NaCl + H2SO3 + S =>
Na2S2O3 + 2 HCl = 2 NaCl + H2SO3 + S
Ca(OH)2 + Ca(HSO3)2 = CaSO3 + H2O =>
Ca(OH)2 + Ca(HSO3)2 = 2 CaSO3 + 2 H2O
CdS + As = As2S3 + Cd =>
3 CdS + 2 As = As2S3 + 3 Cd
Mn{2} + IO4{-} + H2O = MnO4{-} + H{+} + IO3{-} =>
2 Mn{2} + 5 IO4{-} + 3 H2O = 2 MnO4{-} + 6 H{+} + 5 IO3{-}
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