| Équations équilibrées la veille |
K2(CO3) + Ca(C2H3O2)2 = 2 K(C2H3O2) + Ca(CO3)
MgSO3 + LiBr = MgBr + LiSO3 =>
MgSO3 + LiBr = MgBr + LiSO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Zn + P4 = ZnP4 =>
Zn + P4 = ZnP4
Cr2O7{2-} + SO2(g) + H{+}(aq) = Cr{3+}(aq) + SO4{2-}(aq) + H2O =>
Cr2O7{2-} + 3 SO2(g) + 2 H{+}(aq) = 2 Cr{3+}(aq) + 3 SO4{2-}(aq) + H2O
HS + HNO3 = H2SO4 + NO + H2O =>
3 HS + 7 HNO3 = 3 H2SO4 + 7 NO + 2 H2O
Cu + H2S2O7 = Cu3(SO4)2 + H2O + H2S2O5 =>
3 Cu + 2 H2S2O7 = Cu3(SO4)2 + H2O + H2S2O5
Na[Cr(OH)4] = NaCrO2 + H2O =>
Na[Cr(OH)4] = NaCrO2 + 2 H2O
HSO4 + Mg = H + Mg(SO4)2 =>
2 HSO4 + Mg = 2 H + Mg(SO4)2
CaC2 + H3O = Ca(OH)2 + C2 + H2 =>
CaC2 + 2 H3O = Ca(OH)2 + C2 + 2 H2
Na2CrO4 + Ag(NO3)3 = Na(NO3)3 + Ag2CrO4 =>
Na2CrO4 + 2 Ag(NO3)3 = 2 Na(NO3)3 + Ag2CrO4
AgNo3 + Na2CrO4 = AgCrO4 + Na2No3 =>
AgNo3 + Na2CrO4 = AgCrO4 + Na2No3
LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2 =>
2 LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2
H2O2() = H2() + O2() =>
H2O2() = H2() + O2()
Cu(NO3)2 + K4Fe(CN)6 = K4Fe(NO3)6 + Cu(CN)2 =>
3 Cu(NO3)2 + K4Fe(CN)6 = K4Fe(NO3)6 + 3 Cu(CN)2
Hg2O = Hg + O2 =>
2 Hg2O = 4 Hg + O2
NH2(OH) + FeCl3 + H2O = HNO3 + FeCl2 + HCl =>
NH2(OH) + 6 FeCl3 + 2 H2O = HNO3 + 6 FeCl2 + 6 HCl
H2 + FeO3 = H3O2 + Fe3 =>
27 H2 + 12 FeO3 = 18 H3O2 + 4 Fe3
U(SO4)2 + KMnO4 + K(OH) = UO2SO4 + MnO2 + K2SO4 + H2O =>
3 U(SO4)2 + 2 KMnO4 + 4 K(OH) = 3 UO2SO4 + 2 MnO2 + 3 K2SO4 + 2 H2O
Cu(CH3COO)2 + FeCl3 = Fe(CH3COO)3 + CuCl2 =>
3 Cu(CH3COO)2 + 2 FeCl3 = 2 Fe(CH3COO)3 + 3 CuCl2
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
Mg + ZnSO4 = MgSO4 + Zn =>
Mg + ZnSO4 = MgSO4 + Zn
H2SiF6 + CaH2 = CaF2 + HF + Si =>
H2SiF6 + CaH2 = CaF2 + 4 HF + Si
MgCl2 + KC2H3O2 = Mg(C2H3O2)2 + KCl =>
MgCl2 + 2 KC2H3O2 = Mg(C2H3O2)2 + 2 KCl
SrF2 + Al2S3 = SrS + AlF3 =>
3 SrF2 + Al2S3 = 3 SrS + 2 AlF3
NaOH(aq) + Zn = Na + Zn(OH)3 =>
3 NaOH(aq) + Zn = 3 Na + Zn(OH)3
MgSO4(s) + C12H23NaO2(s) = C12H23MgO2(s) + NaSO4(s) =>
MgSO4(s) + C12H23NaO2(s) = C12H23MgO2(s) + NaSO4(s)
GaF3 = Ga2 + F1 =>
2 GaF3 = Ga2 + 6 F1
F2(g) + NaBr(aq) = Br2(l) + NaF(aq) =>
F2(g) + 2 NaBr(aq) = Br2(l) + 2 NaF(aq)
Fe + K3PO4 = K + Fe3(PO4)2 =>
3 Fe + 2 K3PO4 = 6 K + Fe3(PO4)2
Cu2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CuSO4 =>
3 Cu2S + 5 K2Cr2O7 + 23 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 23 H2O + 6 CuSO4
BiI3 + H2O = BiOI + HI =>
BiI3 + H2O = BiOI + 2 HI
(SO3)2{-} + (MnO4){-} + (H){+} = (SO4)2{-} + (Mn)2{+} + H2O =>
13(SO3)2{-} + 8(MnO4){-} + 12(H){+} = 13(SO4)2{-} + 4(Mn)2{+} + 6 H2O
CH3COOH + Na2CO3 = (CH3COO)2Na + CO2 + H2O =>
15 CH3COOH + 4 Na2CO3 = 8(CH3COO)2Na + 2 CO2 + 6 H2O
H2O + Mg3N2 = Mg(OH)2 + H3N =>
6 H2O + Mg3N2 = 3 Mg(OH)2 + 2 H3N
TiOSO4 + H2SO4 + Zn = ZnSO4 + Ti2(SO4)3 + H2O =>
2 TiOSO4 + 2 H2SO4 + Zn = ZnSO4 + Ti2(SO4)3 + 2 H2O
(Ag(NH3)2)OH + HCHO = HCOONH4 + Ag + H2O + NH3 =>
2(Ag(NH3)2)OH + HCHO = HCOONH4 + 2 Ag + H2O + 3 NH3
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HClO4(l) + P2O8(s) = Cl2O7(l) + H2PO5(s) =>
4 HClO4(l) + P2O8(s) = 2 Cl2O7(l) + 2 H2PO5(s)
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CH3COOH + CH3CH2OH = CH3COOCH2 + H2O =>
5 CH3COOH + CH3CH2OH = 4 CH3COOCH2 + 3 H2O
Hg(i) + S8(s) = Hg2S(s) =>
16 Hg(i) + S8(s) = 8 Hg2S(s)
AgNO{3} + K{3}PO = Ag{3}PO{4} + KNO{3} =>
AgNO{3} + K{3}PO = Ag{3}PO{4} + KNO{3}
PhCH + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH + 4 KMnO4 + 6 H2SO4 = 5 PhCOOH + 2 K2SO4 + 4 MnSO4 + 6 H2O
NaOH(s) + HCl = NaCl + H2O =>
NaOH(s) + HCl = NaCl + H2O
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + NaHPO3(aq) =>
7 P4(s) + 12 NaOH(aq) + 24 H2O(l) = 16 PH3(g) + 12 NaHPO3(aq)
UO3 + TeO2 = U(TeO3)3 =>
UO3 + 3 TeO2 = U(TeO3)3
Fe + CH3CO2H = Fe(CH3CO2)3 + H2 =>
2 Fe + 6 CH3CO2H = 2 Fe(CH3CO2)3 + 3 H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
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