| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 14 HCl = 2 Cr + 6 Cl2 + 2 KCl + 7 H2O
NH3(g) + CO2(g) = CO(NH2)2 + H2O(l) =>
2 NH3(g) + CO2(g) = CO(NH2)2 + H2O(l)
CH3COOH + CH3CH2CH2OH = CH3COOCH2CH2OH + H2O =>
9 CH3COOH + 2 CH3CH2CH2OH = 6 CH3COOCH2CH2OH + 2 H2O
NaHCO3 + C2H6O2 = Na2C2O4 + CO2 + H2O =>
10 NaHCO3 + C2H6O2 = 5 Na2C2O4 + 2 CO2 + 8 H2O
(Fe3)2S + O2 = Fe3O4 + SO2 =>
(Fe3)2S + 5 O2 = 2 Fe3O4 + SO2
RbNO3 + Mg + H2O = NH3 + Mg(OH)2 + Rb =>
2 RbNO3 + 9 Mg + 12 H2O = 2 NH3 + 9 Mg(OH)2 + 2 Rb
Ca(ClO)2 + H2SO4 + Cu = CuCl2 + CaSO4 + H2O + O2 =>
2 Ca(ClO)2 + 2 H2SO4 + 2 Cu = 2 CuCl2 + 2 CaSO4 + 2 H2O + O2
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
Ba(BrO3)2 + MgSO4 = BaSO4 + Mg(BrO3)2 =>
Ba(BrO3)2 + MgSO4 = BaSO4 + Mg(BrO3)2
Na{+} + Cu = Cu{2+} + Na =>
2 Na{+} + Cu = Cu{2+} + 2 Na
CuCl2 + SO3 = CuSO4 + Cl2 + SO2 =>
CuCl2 + 2 SO3 = CuSO4 + Cl2 + SO2
Bi2O3 + H2SO4 = Bi2(SO4)3 + H2O =>
Bi2O3 + 3 H2SO4 = Bi2(SO4)3 + 3 H2O
NH4OH + Co3N2 = Co(OH)2 + (NH4)3N =>
6 NH4OH + Co3N2 = 3 Co(OH)2 + 2(NH4)3N
FePO4 + PbSO4 = Fe2(SO4)3 + Pb3(PO4)2 =>
2 FePO4 + 3 PbSO4 = Fe2(SO4)3 + Pb3(PO4)2
As2O3 + NaOH = H2O + NaAsO2 =>
As2O3 + 2 NaOH = H2O + 2 NaAsO2
C3H4OH(COOH)3 + Al = C3H4OH(COO)3Al + H2 =>
2 C3H4OH(COOH)3 + 2 Al = 2 C3H4OH(COO)3Al + 3 H2
CuBr2 + Pb(C2H3O2)2 = Cu(C2H3O2)2 + PbBr2 =>
CuBr2 + Pb(C2H3O2)2 = Cu(C2H3O2)2 + PbBr2
H202 + MnO2 = MnH2 + O =>
H202 + 101 MnO2 = 101 MnH2 + 202 O
(NH4)2CuCl4 = CuCl2 + NH3 + HCl =>
(NH4)2CuCl4 = CuCl2 + 2 NH3 + 2 HCl
KMnO4 + Na2SO + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + Na2SO + H2O = 2 MnO2 + Na2SO4 + 2 KOH
Fe2S3 + HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO2 =>
Fe2S3 + 30 HNO3 = 2 Fe(NO3)3 + 12 H2O + 3 H2SO4 + 24 NO2
KMnO4 + NaOH + NaS2O3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
14 KMnO4 + 20 NaOH + 2 NaS2O3 = 7 K2MnO4 + 7 Na2MnO4 + 4 Na2SO4 + 10 H2O
MnO2 + H2SO4 + CH2O = CO2 + H2O + MnSO4 =>
2 MnO2 + 2 H2SO4 + CH2O = CO2 + 3 H2O + 2 MnSO4
Cu(SO4)3*5H2O = Cu(SO4)3 + H2O =>
Cu(SO4)3*5H2O = Cu(SO4)3 + 5 H2O
Hg(NO3)2 + Na2S = HgS + (NO3)2 + Na =>
Hg(NO3)2 + Na2S = HgS + (NO3)2 + 2 Na
NaOH + Cr2 = Cr(OH)3 + Na2 =>
6 NaOH + Cr2 = 2 Cr(OH)3 + 3 Na2
Pb(NO3)2(aq) + NaI = PbI2 + NaNO3 =>
Pb(NO3)2(aq) + 2 NaI = PbI2 + 2 NaNO3
Ca(NO3)2 + K3(PO4) = Ca3(PO4)2 + K3(NO3)3 =>
3 Ca(NO3)2 + 2 K3(PO4) = Ca3(PO4)2 + 2 K3(NO3)3
NaI + H2O + Br2 = NaIO3 + HBr =>
NaI + 3 H2O + 3 Br2 = NaIO3 + 6 HBr
CrO42{-} + H2PO2{-} + H2O = Cr(OH)3 + H2PO3{-} + OH{-} =>
CrO42{-} + 40 H2PO2{-} + 2 H2O = Cr(OH)3 + 40 H2PO3{-} + OH{-}
KPO4 + Cu(SO4)2 = KSO4 + Cu(PO4)2 =>
2 KPO4 + Cu(SO4)2 = 2 KSO4 + Cu(PO4)2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Al(s) + NaOH(aq) = H2(g) + Na2AlO2(aq) =>
Al(s) + 2 NaOH(aq) = H2(g) + Na2AlO2(aq)
Fe(s) + CuNO3(aq) = Cu(s) + Fe(NO3)2(aq) =>
Fe(s) + 2 CuNO3(aq) = 2 Cu(s) + Fe(NO3)2(aq)
zinccarbonate + sulfuricacid = zincsulfate + carbondioxide + water =>
ZnCO3 + H2SO4 = ZnSO4 + CO2 + H2O
KI + KNO2 + H2SO4 = KHSO4 + NO + H2O + I2 =>
2 KI + 2 KNO2 + 4 H2SO4 = 4 KHSO4 + 2 NO + 2 H2O + I2
SnCl2 + NaOH + Bi(NO3)3 = Bi + Na2SnO3 + H2O + NaCl + NaNO3 =>
3 SnCl2 + 18 NaOH + 2 Bi(NO3)3 = 2 Bi + 3 Na2SnO3 + 9 H2O + 6 NaCl + 6 NaNO3
C60H87O23N12P + O2 = CO2 + H3O + HNO3 + H3PO4 =>
2 C60H87O23N12P + 161 O2 = 120 CO2 + 48 H3O + 24 HNO3 + 2 H3PO4
KMnO4 + H2SO4 + FeSO4 = K2SO4 + Fe2(SO4)3 + H2O + MnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = K2SO4 + 5 Fe2(SO4)3 + 8 H2O + 2 MnSO4
Fe(No3)2 + K2Co3 = Fe2(Co3)2 + KNo3 =>
2 Fe(No3)2 + 2 K2Co3 = Fe2(Co3)2 + 4 KNo3
H2O + ClO{-} + I{-} = Cl{-} + I + OH{-} =>
H2O + ClO{-} + 2 I{-} = Cl{-} + 2 I + 2 OH{-}
Cr(OH)3 + IO3{-} + HO{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 HO{-} = 2 CrO4{2-} + I{-} + 5 H2O
Ba(MnO4)2 + KNO2 + H2O = Ba(OH)2 + KNO3 + MnO2 =>
Ba(MnO4)2 + 3 KNO2 + H2O = Ba(OH)2 + 3 KNO3 + 2 MnO2
Zr2O + H2O = ZrOH =>
Zr2O + H2O = 2 ZrOH
PtCl4 = PtCl2 + Cl2 =>
PtCl4 = PtCl2 + Cl2
Pb(s) + AgNO3(aq) = Pb(NO3)2 + Ag =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2 + 2 Ag
Na2S + HBr = NaBr + H2S =>
Na2S + 2 HBr = 2 NaBr + H2S
Mg(NO3)2 + Fe(SO4)3 = Mg(SO4)2 + Fe(NO3)3 =>
3 Mg(NO3)2 + 2 Fe(SO4)3 = 3 Mg(SO4)2 + 2 Fe(NO3)3
Bi(OH)3 + Cl2O7 = Bi(ClO4)3 + H2O =>
2 Bi(OH)3 + 3 Cl2O7 = 2 Bi(ClO4)3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/23
Équations équilibrées sur01/20/23
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