| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(HCO3)2 + 2 KOH = K2CO3 + BaCO3 + 2 H2O
Cu + K4Fe(CN)6 = Cu2[Fe(CN)6](s) + K4 =>
2 Cu + K4Fe(CN)6 = Cu2[Fe(CN)6](s) + K4
NH4OH + Ag = H2O + Ag(NH3) =>
NH4OH + Ag = H2O + Ag(NH3)
Cr2(SO3)2 + H2SO4 = Cr2(SO4)2 + H2(SO3) =>
Cr2(SO3)2 + 2 H2SO4 = Cr2(SO4)2 + 2 H2(SO3)
PbO + Mg(OH)Cl = MgPbO2 + MgCl2 + H2O =>
PbO + 2 Mg(OH)Cl = MgPbO2 + MgCl2 + H2O
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
CO2 + H2O = CH4 + H2O3 =>
CO2 + 4 H2O = CH4 + 2 H2O3
FeSO4 + NaClO + NaOH + H2O = Fe(OH)3 + HCl + Na2SO4 =>
2 FeSO4 + NaClO + 3 NaOH + 2 H2O = 2 Fe(OH)3 + HCl + 2 Na2SO4
C + Cl2 = C2Cl2 =>
2 C + Cl2 = C2Cl2
NaOH + Al = Al(OH) + Na =>
NaOH + Al = Al(OH) + Na
Na3N + H2SO4 = (NH4)2SO4 + Na2SO4 =>
2 Na3N + 4 H2SO4 = (NH4)2SO4 + 3 Na2SO4
C3H8O1 + O2 = CO2 + H2O =>
2 C3H8O1 + 9 O2 = 6 CO2 + 8 H2O
C810 + KMnO4 + H2O = MnO2 + KOH + C812O2 =>
406 C810 + 540 KMnO4 + 270 H2O = 540 MnO2 + 540 KOH + 405 C812O2
H2O + CrO4{-2} + Br{-} = CrO2{-} + BrO3{-} + OH{-} =>
H2O + 2 CrO4{-2} + Br{-} = 2 CrO2{-} + BrO3{-} + 2 OH{-}
P2(CrO4)3 + Pb(C2H3O2)2 = P(C2H3O2)3 + PbCrO4 =>
P2(CrO4)3 + 3 Pb(C2H3O2)2 = 2 P(C2H3O2)3 + 3 PbCrO4
VF5 + H2 = V2H10 + HF =>
2 VF5 + 10 H2 = V2H10 + 10 HF
H2O + CrO4{-2} + Br{-} = CrO2{-} + BrO3{-} + OH{-} =>
H2O + 2 CrO4{-2} + Br{-} = 2 CrO2{-} + BrO3{-} + 2 OH{-}
Na3VO4 + H2O = V2O5 + NaOH =>
2 Na3VO4 + 3 H2O = V2O5 + 6 NaOH
C30H62 + O2 = C + H2O =>
2 C30H62 + 31 O2 = 60 C + 62 H2O
Cr2O3 + F = O + CrF3 =>
Cr2O3 + 6 F = 3 O + 2 CrF3
CuBr2(aq) + NH4NO3(aq) = Cu(NO3)2(aq) + BrNH4(aq) =>
CuBr2(aq) + 2 NH4NO3(aq) = Cu(NO3)2(aq) + 2 BrNH4(aq)
NaI + KNO2 = NaNO2 + KI =>
NaI + KNO2 = NaNO2 + KI
HNo3 + Co(Co3)3 = HCo3 + CoNo3 =>
5 HNo3 + 2 Co(Co3)3 = 5 HCo3 + 5 CoNo3
Pb{4} + AuF = Au{+} + PbF4 =>
Pb{4} + 4 AuF = 4 Au{+} + PbF4
Hg4Fe(CN)6 + ClO3{-} + H{+} = Cl{-} + NO + CO2 + Fe{3+} + Hg{2+} + H2O =>
6 Hg4Fe(CN)6 + 47 ClO3{-} + 66 H{+} = 47 Cl{-} + 36 NO + 36 CO2 + 6 Fe{3+} + 24 Hg{2+} + 33 H2O
HCl + Mg0 = MgCl2 + H2 =>
2 HCl + Mg0 = MgCl2 + H2
H2 + Br2 = H7Br =>
7 H2 + Br2 = 2 H7Br
(CH3(CH2)4CH3) + (O2) = CO2 + (H20) =>
10(CH3(CH2)4CH3) + 60(O2) = 60 CO2 + 7(H20)
OH{2}Mg + SO{12}Al{2} = OH{3}Al + SO{4}Mg =>
8 OH{2}Mg + SO{12}Al{2} = 8 OH{3}Al + SO{4}Mg
Bi + NH4OH = Bi(OH) + NH4 =>
Bi + NH4OH = Bi(OH) + NH4
Ba(OH)2 + Cu(SO4)2 = Cu(OH)2 + Ba(SO4)2 =>
Ba(OH)2 + Cu(SO4)2 = Cu(OH)2 + Ba(SO4)2
AlBr3(aq) + Na2CO3(aq) = Al2(CO3)3(s) + NaBr(aq) =>
2 AlBr3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(s) + 6 NaBr(aq)
Mg + Cr3NO3 = Cr3 + MgNO3 =>
Mg + Cr3NO3 = Cr3 + MgNO3
NaNO3 + FeCl3 = NaCl3 + FeNO3 =>
NaNO3 + FeCl3 = NaCl3 + FeNO3
H2O2 + KMnO4 = H2MnO4 + KO2 =>
H2O2 + KMnO4 = H2MnO4 + KO2
O2 + Cu + HNO3 = Cu(NO3)2 + H2O =>
O2 + 2 Cu + 4 HNO3 = 2 Cu(NO3)2 + 2 H2O
SO3 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 SO3 + 2 Fe(OH)3 = Fe2(SO4)3 + 3 H2O
NaSO + HPO = NaPO + HSO =>
NaSO + HPO = NaPO + HSO
NO + HMnO4 = NO2 + MnO2 + H2O =>
3 NO + 2 HMnO4 = 3 NO2 + 2 MnO2 + H2O
Ag3AsO4 + H2O = Ag3OH + HAsO4 =>
Ag3AsO4 + H2O = Ag3OH + HAsO4
HCOOH + K2CO3 = KCO2H + CO2 + H2O =>
2 HCOOH + K2CO3 = 2 KCO2H + CO2 + H2O
VO2Cl + HCl = VOCl2 + Cl2 + H2O =>
2 VO2Cl + 4 HCl = 2 VOCl2 + Cl2 + 2 H2O
H2SO4 + S = SO + H2 =>
H2SO4 + 3 S = 4 SO + H2
Ba + KCN = Ba(CN)2 + K =>
Ba + 2 KCN = Ba(CN)2 + 2 K
AgNO3 + Cl2 = AgCl + Cl(NO3)2 =>
4 AgNO3 + 3 Cl2 = 4 AgCl + 2 Cl(NO3)2
CuO + SiO2 = CuO(SiO2) =>
CuO + SiO2 = CuO(SiO2)
BeSO4 + Al(NO3)3 = Be(NO3)2 + Al2(SO4)3 =>
3 BeSO4 + 2 Al(NO3)3 = 3 Be(NO3)2 + Al2(SO4)3
CH3CH2CH2CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl =>
CH3CH2CH2CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl
Cr2(C4H4O6)3 + Mg = MgC4H4O6 + chromium =>
Cr2(C4H4O6)3 + 3 Mg = 3 MgC4H4O6 + 2 Cr
C3H80 + O2 = CO2 + H2O =>
C3H80 + 23 O2 = 3 CO2 + 40 H2O
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