| Équations équilibrées la veille |
NaCl + HC2H3O2 = Na(C2H3O2) + HCl
Fe + Sn(SO4)2 = FeSO4 + Sn =>
2 Fe + Sn(SO4)2 = 2 FeSO4 + Sn
Pb(C2H3O2)2 + LiF = PbF2 + Li(C2H3O2) =>
Pb(C2H3O2)2 + 2 LiF = PbF2 + 2 Li(C2H3O2)
Au(OH)3 + KOH = K3[Au(OH)6] =>
Au(OH)3 + 3 KOH = K3[Au(OH)6]
Sn + ClO2 = Sn{2+} + ClO2{-} =>
Sn + 2 ClO2 = Sn{2+} + 2 ClO2{-}
HCOOH + C15H31COONa = HCOONa + C15H31COOH =>
HCOOH + C15H31COONa = HCOONa + C15H31COOH
Mg(s) + CuSO4(s) = Cu + MgSO4 =>
Mg(s) + CuSO4(s) = Cu + MgSO4
AgO2 + Al = Al2O3 + Ag =>
3 AgO2 + 4 Al = 2 Al2O3 + 3 Ag
Ag + Pt2{+} = Ag{+} + Pt =>
Ag + Pt2{+} = Ag{+} + 2 Pt
CUCO2(s) = CUO(s) + CO(g) =>
CUCO2(s) = CUO(s) + CO(g)
Na2TeO3 + H2O = NaHTeO3 + NaOH =>
Na2TeO3 + H2O = NaHTeO3 + NaOH
Fe(OH)3 + K2C2O4 + H2C2O4 = K3[Fe(C2O4)3] + H2O =>
2 Fe(OH)3 + 3 K2C2O4 + 3 H2C2O4 = 2 K3[Fe(C2O4)3] + 6 H2O
FeS2 = Fe3S4 + S2 =>
3 FeS2 = Fe3S4 + S2
C6H4O2(OH)4 + I2 = C6H4O4(OH)2 + H{+} + I{-} =>
C6H4O2(OH)4 + I2 = C6H4O4(OH)2 + 2 H{+} + 2 I{-}
F + ZnBr2 = F2Zn + Br2 =>
2 F + ZnBr2 = F2Zn + Br2
Hg(ClO3)2 = HgCl2 + O2 =>
Hg(ClO3)2 = HgCl2 + 3 O2
Li2SO4 + Sr(ClO4)2 = SrSO4 + Li(ClO4) =>
Li2SO4 + Sr(ClO4)2 = SrSO4 + 2 Li(ClO4)
HCl(aq) + K2CrO4(aq) = H2CrO4(s) + KCl(aq) =>
2 HCl(aq) + K2CrO4(aq) = H2CrO4(s) + 2 KCl(aq)
Ag(NO3)2 = Ag + NO2 + O2 =>
Ag(NO3)2 = Ag + 2 NO2 + O2
NaCl(aq) + H2SO4(aq) = NaHSO4(aq) + HCl =>
NaCl(aq) + H2SO4(aq) = NaHSO4(aq) + HCl
Cu(s) + Ag2NO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 Ag2NO3(aq) = Cu(NO3)2(aq) + 4 Ag(s)
KHCO3(aq) + H3PO4(aq) = K2HPO4(aq) + H2O(l) + CO2(g) =>
2 KHCO3(aq) + H3PO4(aq) = K2HPO4(aq) + 2 H2O(l) + 2 CO2(g)
CH4O = CO + H =>
CH4O = CO + 4 H
CH3NO2(s) + O2(g) = CO2(s) + H2O(g) + N2 =>
4 CH3NO2(s) + 3 O2(g) = 4 CO2(s) + 6 H2O(g) + 2 N2
KMnO4 + NaOH + KNO2 = KNa2MnO4 + KNO3 + H2O =>
KMnO4 + 2 NaOH + KNO2 = KNa2MnO4 + KNO3 + H2O
Fe(OH)3(s) + HCl(aq) = FeCl3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HCl(aq) = FeCl3(aq) + 3 H2O(l)
Sn + HCl + H2O = SnCl22H2O + H2 =>
Sn + 22 HCl + H2O = SnCl22H2O + 11 H2
C5H7NO2 + O2 = CO2 + H2O + NO2 =>
4 C5H7NO2 + 27 O2 = 20 CO2 + 14 H2O + 4 NO2
P(s) + O2(s) = P4O10(s) =>
4 P(s) + 5 O2(s) = P4O10(s)
NaI(aq) + CI2(g) = NaCI(aq) + I2(g) =>
NaI(aq) + CI2(g) = NaCI(aq) + I2(g)
Cr2(CO3)3 + H2O = Cr(OH)3 + H2CO3 =>
Cr2(CO3)3 + 6 H2O = 2 Cr(OH)3 + 3 H2CO3
FeCO3 + HCl = H2CO3 + FeCl2 =>
FeCO3 + 2 HCl = H2CO3 + FeCl2
CoCl2 + O2 = CoO + Cl =>
2 CoCl2 + O2 = 2 CoO + 4 Cl
C6H3N3O6 + O2 = CO2 + H2O + N2 =>
4 C6H3N3O6 + 15 O2 = 24 CO2 + 6 H2O + 6 N2
Al(OH)3 + LiBr = AlBr3 + LiOH =>
Al(OH)3 + 3 LiBr = AlBr3 + 3 LiOH
AuCl3 + FeSO4 = Au2(SO4)3 + FeCl2 =>
2 AuCl3 + 3 FeSO4 = Au2(SO4)3 + 3 FeCl2
C3H6O2 + Ca(OH)2 = Ca(OOCCH2CH3)2 + H2O =>
2 C3H6O2 + Ca(OH)2 = Ca(OOCCH2CH3)2 + 2 H2O
C2H4 + MnO4{-} + H2O = C2H2O4 + MnO2 + OH{-} =>
3 C2H4 + 10 MnO4{-} + 2 H2O = 3 C2H2O4 + 10 MnO2 + 10 OH{-}
Ni + Cr2O3 = Ni2O3 + Cr =>
2 Ni + Cr2O3 = Ni2O3 + 2 Cr
C2H4Br2 + Zn = C2H4 + ZnBr2 =>
C2H4Br2 + Zn = C2H4 + ZnBr2
AgC2H3O2 + HBr = AgBr + C2H4O2 =>
AgC2H3O2 + HBr = AgBr + C2H4O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AlF3 + ZnSO4 = ZnF2 + Al2(SO4)3 =>
2 AlF3 + 3 ZnSO4 = 3 ZnF2 + Al2(SO4)3
Hg(l) + O2(g) = HgO(s) =>
2 Hg(l) + O2(g) = 2 HgO(s)
C18H29NO4 + O2 = CO2 + H2O + NO2 =>
4 C18H29NO4 + 97 O2 = 72 CO2 + 58 H2O + 4 NO2
(NH4)2CrO4 + Mo(C2H3O2)4 = Mo(CrO4)2 + NH4(C2H3O2) =>
2(NH4)2CrO4 + Mo(C2H3O2)4 = Mo(CrO4)2 + 4 NH4(C2H3O2)
Zn + K4Fe(CN)6 = K2Zn3(Fe(CN)6)2 + K =>
3 Zn + 2 K4Fe(CN)6 = K2Zn3(Fe(CN)6)2 + 6 K
C12H8N2 + FeSO4 = Fe(C12H8N2)SO4 =>
C12H8N2 + FeSO4 = Fe(C12H8N2)SO4
BaCO3(s) + HCl(aq) = BaCl2(aq) + H2O(l) + CO2(g) =>
BaCO3(s) + 2 HCl(aq) = BaCl2(aq) + H2O(l) + CO2(g)
PtCl2 = Pt + Cl =>
PtCl2 = Pt + 2 Cl
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