| Équations équilibrées la veille |
2 In2O3 + 3 C = 2 In2 + 3 CO2
NH3 + Cr2(SO4)3 = [Cr(NH3)6]2(SO4)3 =>
12 NH3 + Cr2(SO4)3 = [Cr(NH3)6]2(SO4)3
SbO = Sb + O =>
SbO = Sb + O
Ni(OH)Cl + HCl = H2O + NiCl2 =>
Ni(OH)Cl + HCl = H2O + NiCl2
Pb(NO3)2 + NaOH = PbNa2 + NO3OH =>
Pb(NO3)2 + 2 NaOH = PbNa2 + 2 NO3OH
Fe + KNO3 = K2FeO4 + NO =>
Fe + 2 KNO3 = K2FeO4 + 2 NO
RbOH + CH3COOH = RbCOOH + CH3OH =>
RbOH + CH3COOH = RbCOOH + CH3OH
CH3COOH2{+} + C6H5COO{-} = CH3COOH + C6H5COOH =>
CH3COOH2{+} + C6H5COO{-} = CH3COOH + C6H5COOH
Mn(OH)2 + SO4 = MnO2 + H2SO4 =>
Mn(OH)2 + SO4 = MnO2 + H2SO4
NaOH + Co(NO3)2 = CoOH + Na(NO3)2 =>
NaOH + Co(NO3)2 = CoOH + Na(NO3)2
KHS + KMnO4 + H2SO4 = KOH + MnO2 + S =>
6 KHS + 2 KMnO4 + H2SO4 = 8 KOH + 2 MnO2 + 7 S
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn =>
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn
Fe(CN)6{3-} + Re + OH{-} = Fe(CN)6{-4} + ReO4{-} + H2O =>
7 Fe(CN)6{3-} + Re + 8 OH{-} = 7 Fe(CN)6{-4} + ReO4{-} + 4 H2O
H2SO4(aq) + Sr(OH)2(s) = SrSO4(aq) + H2O(l) =>
H2SO4(aq) + Sr(OH)2(s) = SrSO4(aq) + 2 H2O(l)
Al2(SO4)3(aq) + K3(PO4)(aq) = AlPO4(s) + K2SO4(aq) =>
Al2(SO4)3(aq) + 2 K3(PO4)(aq) = 2 AlPO4(s) + 3 K2SO4(aq)
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Ag + HCl = Ag2Cl4 + H =>
2 Ag + 4 HCl = Ag2Cl4 + 4 H
Sn + AgCl = SnCl2 + Ag =>
Sn + 2 AgCl = SnCl2 + 2 Ag
SrCO3 + NH4NO3 = Sr(NO3)2 + (NH4)2CO3 =>
SrCO3 + 2 NH4NO3 = Sr(NO3)2 + (NH4)2CO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ba(OH)2CaCl2 = Ca(OH)2BaCl2 =>
Ba(OH)2CaCl2 = Ca(OH)2BaCl2
NH4VO3 + H2SO4 = H6V10O28 + (NH4)2SO4 + H2O =>
10 NH4VO3 + 5 H2SO4 = H6V10O28 + 5(NH4)2SO4 + 2 H2O
K2SO4 + H2O = HSO4 + K2OH =>
K2SO4 + H2O = HSO4 + K2OH
Al(NO3)3 + KOH + H2O = K[Al(OH)4] + HNO3 =>
Al(NO3)3 + KOH + 3 H2O = K[Al(OH)4] + 3 HNO3
CoCl2 + NH4Cl + NH3 + O2 = (Co(NH3)6)Cl3 + H2O =>
4 CoCl2 + 4 NH4Cl + 20 NH3 + O2 = 4(Co(NH3)6)Cl3 + 2 H2O
HBr + KBrO4 = Br + H2O + KBr =>
8 HBr + KBrO4 = 8 Br + 4 H2O + KBr
Mg + Cu(NO3)2 = Cu + NO3{-} + Mg{2+} =>
Mg + Cu(NO3)2 = Cu + 2 NO3{-} + Mg{2+}
CH2CH2 + H2O + O = CH2OHCH2OH =>
CH2CH2 + H2O + O = CH2OHCH2OH
Al(NO3)3 + KOH + H2O = K[Al(OH)4] + HNO3 =>
Al(NO3)3 + KOH + 3 H2O = K[Al(OH)4] + 3 HNO3
K2OZnO = K2ZnO2 =>
K2OZnO = K2ZnO2
CuBr2NaOH = CuOHNaBr2 =>
CuBr2NaOH = CuOHNaBr2
MgSO4CO2 = MgCO2SO4 =>
MgSO4CO2 = MgCO2SO4
K2NaCo(NO2)6 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + CoSO4 + MnO2 + H2O + HNO3 =>
6 K2NaCo(NO2)6 + 22 KMnO4 + 26 H2SO4 = 17 K2SO4 + 3 Na2SO4 + 6 CoSO4 + 22 MnO2 + 8 H2O + 36 HNO3
Nb2O5 + H2 = Nb + H2O =>
Nb2O5 + 5 H2 = 2 Nb + 5 H2O
K1 + Br2 = KBr =>
2 K1 + Br2 = 2 KBr
Cr2S3 + Mn(NO3)2 + Na2(CO3) = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
Cr2S3 + 15 Mn(NO3)2 + 20 Na2(CO3) = 30 NO + 20 CO2 + 2 Na2CrO4 + 15 Na2MnO4 + 3 Na2SO4
NaCl + MnO2 + H2SO4 = Cl2 + MnCl2 + Na2SO4 + H2O =>
4 NaCl + MnO2 + 2 H2SO4 = Cl2 + MnCl2 + 2 Na2SO4 + 2 H2O
K2CrO4 + KOH + H2S = K3CrO3 + K2SO4 + H2O =>
8 K2CrO4 + 14 KOH + 3 H2S = 8 K3CrO3 + 3 K2SO4 + 10 H2O
NaOH + Na2SO4 = NaOHNa2SO4 =>
NaOH + Na2SO4 = NaOHNa2SO4
K2C2O4 + H3PO4 = K3PO4 + H2C2O4 =>
3 K2C2O4 + 2 H3PO4 = 2 K3PO4 + 3 H2C2O4
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn =>
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn
Pb(NO3)2 + NaOH = PbNa2 + NO3OH =>
Pb(NO3)2 + 2 NaOH = PbNa2 + 2 NO3OH
C3H7OH + KMnO4 + H2SO4 = C3H6COOH + H2O + K2SO4 + MnSO4 =>
8 C3H7OH + 6 KMnO4 + 9 H2SO4 = 6 C3H6COOH + 20 H2O + 3 K2SO4 + 6 MnSO4
AlNO3(aq) + NaS2(aq) = AlS2(s) + NaNO3(aq) =>
AlNO3(aq) + NaS2(aq) = AlS2(s) + NaNO3(aq)
H2C2O4*2H2O + NaOH = H2O + Na2C2O4 =>
H2C2O4*2H2O + 2 NaOH = 4 H2O + Na2C2O4
K2C2O4 + Ca3(AsO4)2 = K3AsO4 + CaC2O4 =>
3 K2C2O4 + Ca3(AsO4)2 = 2 K3AsO4 + 3 CaC2O4
Fe + O = Fe3O4 =>
3 Fe + 4 O = Fe3O4
K2C2O4 + O2 = K2CO3 + CO2 =>
2 K2C2O4 + O2 = 2 K2CO3 + 2 CO2
Li2O + H2O(l) = LiOH =>
Li2O + H2O(l) = 2 LiOH
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Équations équilibrées sur11/21/24
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