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2 Al + Fe2O3 = Al2O3(s) + 2 Fe(s)
CH3COOCH3 + O2 = CO + H2O =>
CH3COOCH3 + 2 O2 = 3 CO + 3 H2O
FeCl3 + KCNS = Fe(CNS) + KCl3 =>
FeCl3 + KCNS = Fe(CNS) + KCl3
H2CrO4 + KI = K2CrO4 + I2 + Cr2O3 + H2O =>
5 H2CrO4 + 6 KI = 3 K2CrO4 + 3 I2 + Cr2O3 + 5 H2O
Ag + CuF2 = AgF + Cu =>
2 Ag + CuF2 = 2 AgF + Cu
Sr(NO3)2 + (NH4)2SO4 = SrSO4 + NH4NO3 =>
Sr(NO3)2 + (NH4)2SO4 = SrSO4 + 2 NH4NO3
BaCe2 = Ba + Ce2 =>
BaCe2 = Ba + Ce2
NaI + Hg(C2H3O2) = Na(C2H3O2)2 + Hg2I =>
NaI + 2 Hg(C2H3O2) = Na(C2H3O2)2 + Hg2I
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ga + HNO3 = Ga(NO3)3 + H =>
Ga + 3 HNO3 = Ga(NO3)3 + 3 H
NaIKOH = KINaOH =>
NaIKOH = KINaOH
Na2SO3S + KOH = Na2SO4 + H2O + K2S =>
Na2SO3S + 2 KOH = Na2SO4 + H2O + K2S
Pb(C2H3O2)2 + K2S = PbS + KC2H3O2 =>
Pb(C2H3O2)2 + K2S = PbS + 2 KC2H3O2
CH3I + KOH = CH3OH + KI =>
CH3I + KOH = CH3OH + KI
Cu(ClO)2 + Al = Al(ClO)3 + Cu =>
3 Cu(ClO)2 + 2 Al = 2 Al(ClO)3 + 3 Cu
C15H10O4 + Mg + HCl = C15H16O + H2O + MgCl2 =>
C15H10O4 + 6 Mg + 12 HCl = C15H16O + 3 H2O + 6 MgCl2
NaBr + AgNO3 = AgBr + NaNO3 =>
NaBr + AgNO3 = AgBr + NaNO3
(NH2)2CO + NaOH = NaCNO + NH3 + H2O =>
(NH2)2CO + NaOH = NaCNO + NH3 + H2O
Cu + Fe(SO4)3 = CuSO4 + Fe =>
3 Cu + Fe(SO4)3 = 3 CuSO4 + Fe
C4H6CaO4 + K3PO4 = Ca3(PO4)2 + CH3CO2K =>
3 C4H6CaO4 + 2 K3PO4 = Ca3(PO4)2 + 6 CH3CO2K
BrF3 = Br + F2 =>
2 BrF3 = 2 Br + 3 F2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
ICl3 + NaBr = NaCl + Br2 + I2 =>
2 ICl3 + 6 NaBr = 6 NaCl + 3 Br2 + I2
Au + NiSO4 = Au2(SO4)3 + Ni =>
2 Au + 3 NiSO4 = Au2(SO4)3 + 3 Ni
C3H7O2N + KOH = CH3CHNH2COOK + H2O =>
C3H7O2N + KOH = CH3CHNH2COOK + H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
Mg(OH)2 + Na2CO3 = MgCO3 + NaOH =>
Mg(OH)2 + Na2CO3 = MgCO3 + 2 NaOH
H2SO4 + KI + NaIO = I2 + KIO3 + H2O + Na2SO4 =>
3 H2SO4 + KI + 6 NaIO = 3 I2 + KIO3 + 3 H2O + 3 Na2SO4
Al + P = AlP =>
Al + P = AlP
C2H4 + O2 = H2O + CO2 =>
C2H4 + 3 O2 = 2 H2O + 2 CO2
NiCl2(aq) + AgNO3(aq) = AgCl(s) + Ni(NO3)2(aq) =>
NiCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ni(NO3)2(aq)
H2PtCl6 + KOH = H2Pt(OH)6 + KCl =>
H2PtCl6 + 6 KOH = H2Pt(OH)6 + 6 KCl
H3As + AgNO3 + H2O = H3AsO4 + Ag + HNO3 =>
H3As + 8 AgNO3 + 4 H2O = H3AsO4 + 8 Ag + 8 HNO3
Na + H2O = Na(OH) + H2 =>
2 Na + 2 H2O = 2 Na(OH) + H2
Na + H3Po4 = Na3Po4 + H2 =>
6 Na + 2 H3Po4 = 2 Na3Po4 + 3 H2
PdCl2 + AgNO3 = AgCl + Pd(NO3)2 =>
PdCl2 + 2 AgNO3 = 2 AgCl + Pd(NO3)2
Fe + KOH + H2O = K4Fe(OH)6 + H2 =>
Fe + 4 KOH + 2 H2O = K4Fe(OH)6 + H2
NaClO + K2MnO4 + H2O = Cl2 + KMnO4 + NaOH + KOH =>
2 NaClO + 2 K2MnO4 + 2 H2O = Cl2 + 2 KMnO4 + 2 NaOH + 2 KOH
C28H58(s) + O2(g) = CO2(g) + H2O(l) =>
2 C28H58(s) + 85 O2(g) = 56 CO2(g) + 58 H2O(l)
HCl + CuCl2 = CuH + Cl2 =>
2 HCl + 2 CuCl2 = 2 CuH + 3 Cl2
N2H4 + Zn + NaOH = NH3 + Na2ZnO2 =>
N2H4 + Zn + 2 NaOH = 2 NH3 + Na2ZnO2
CH4O + HCl = CH3Cl + H2O =>
CH4O + HCl = CH3Cl + H2O
NaSi = SiNa =>
NaSi = SiNa
CO(NH2)2 + HCl + NaNO2 = N2 + CO2 + H2O + NaCl =>
CO(NH2)2 + 2 HCl + 2 NaNO2 = 2 N2 + CO2 + 3 H2O + 2 NaCl
HOOCCH = CHCOOH = HOOCCH<sub = </sub = CH(OH)COOH =>
HOOCCH = CHCOOH
Al(NO3)3 + ZnSO4 = Al2(SO4)3 + Zn(NO3)2 =>
2 Al(NO3)3 + 3 ZnSO4 = Al2(SO4)3 + 3 Zn(NO3)2
N2H4 + I2 + H2O = N2 + I{-} + H3O{+} =>
N2H4 + 2 I2 + 4 H2O = N2 + 4 I{-} + 4 H3O{+}
MgSO4Mg(OH)2 = Mg(OH)2SO4Mg =>
MgSO4Mg(OH)2 = Mg(OH)2SO4Mg
SiO2NaOH = SiO3NaH =>
SiO2NaOH = SiO3NaH
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