| Équations équilibrées la veille |
[Co(H2O)6]Cl2 + MgCl2 = Mg[CoCl4] + 6 H2O
Ca(OH)2(NH4)2SO4 = CaSO4 + NH3H2O =>
Ca(OH)2(NH4)2SO4 = CaSO4 + 2 NH3H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaHCO3 + CH2O = H2CO3 + NaC2H3O2 =>
NaHCO3 + 2 CH2O = H2CO3 + NaC2H3O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + 10 CO + P4
Mg + Fe(SO2) = Fe + Mg(SO2) =>
Mg + Fe(SO2) = Fe + Mg(SO2)
KMnO4 + S + H2O = KOH + SO2 + MnO2 =>
4 KMnO4 + 3 S + 2 H2O = 4 KOH + 3 SO2 + 4 MnO2
Al2(SO4)3 + BaI2 = AlI3 + BaSO4 =>
Al2(SO4)3 + 3 BaI2 = 2 AlI3 + 3 BaSO4
K2SO4 + FeCl3 = Fe(SO4) + K2Cl3 =>
K2SO4 + FeCl3 = Fe(SO4) + K2Cl3
Ag + Pb(NO3)2 = Ag(NO3) + Pb =>
2 Ag + Pb(NO3)2 = 2 Ag(NO3) + Pb
NaHCO3 = NaHCO3NaHCO3 = NaOH + CO2 =>
2 NaHCO3 = NaHCO3NaHCO3
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
CuO(s) + H2SO4(ac) = CuSO4 + H2O =>
CuO(s) + H2SO4(ac) = CuSO4 + H2O
Cu(NO3)2 + K3PO4 = KNO3 + Cu3(PO4)2 =>
3 Cu(NO3)2 + 2 K3PO4 = 6 KNO3 + Cu3(PO4)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C57H116 + O2 = CO + H2O =>
2 C57H116 + 115 O2 = 114 CO + 116 H2O
C5 + H2 = CH4 =>
C5 + 10 H2 = 5 CH4
Ca(NO3)2 + BaCl2 = Ba(NO3)2 + CaCl2 =>
Ca(NO3)2 + BaCl2 = Ba(NO3)2 + CaCl2
HOCl + H2S = SO4{-2} + H{+} + Cl{-} =>
4 HOCl + H2S = SO4{-2} + 6 H{+} + 4 Cl{-}
N2 + C3H8 = NH3 + C3H6 =>
N2 + 3 C3H8 = 2 NH3 + 3 C3H6
Cu2O + Cl2 = CuCl + O2 =>
2 Cu2O + 2 Cl2 = 4 CuCl + O2
Cr + Cu(No3)2 = Cr(No3)2 + Cu =>
Cr + Cu(No3)2 = Cr(No3)2 + Cu
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
B5H9 = B + H2 =>
2 B5H9 = 10 B + 9 H2
HCOOH + Na2CO3 = HCOONa + H2O + CO2 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2O + CO2
(NH4)2CO3 + HBr = H2O + CO2 + NH4Br =>
(NH4)2CO3 + 2 HBr = H2O + CO2 + 2 NH4Br
Ca3(PO4)2 + H(OH) = H3PO4 + Ca(OH)2 =>
Ca3(PO4)2 + 6 H(OH) = 2 H3PO4 + 3 Ca(OH)2
AgCl + Na2S2O3 = Na3(Ag(S2O3)2) + NaCl =>
AgCl + 2 Na2S2O3 = Na3(Ag(S2O3)2) + NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 = CaO + H2O =>
Ca(OH)2 = CaO + H2O
Fe(s) + O(g) = Fe2O2(s) =>
2 Fe(s) + 2 O(g) = Fe2O2(s)
S + O2 = SO2 =>
S + O2 = SO2
NaOH + CaI2 = NaI + Ca(OH)2(s) =>
2 NaOH + CaI2 = 2 NaI + Ca(OH)2(s)
Cu3(PO4)2(s) = Cu + PO4 =>
Cu3(PO4)2(s) = 3 Cu + 2 PO4
MnO4({-}1) + I({-}1) + H2O = I2 + MnO + OH({-}1) =>
2 MnO4({-}1) + 10 I({-}1) + 6 H2O = 5 I2 + 2 MnO + 12 OH({-}1)
CH3CO2H(aq) + CsOH(aq) = H2O + Cs(CH3CO2) =>
CH3CO2H(aq) + CsOH(aq) = H2O + Cs(CH3CO2)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2SO4 + Na(OH)2 = Na2(SO4)2 + H2O =>
2 H2SO4 + 2 Na(OH)2 = Na2(SO4)2 + 4 H2O
CoCl2 + KOH + H2O + KMnO4 = Co(OH)3 + MnO2 + KCl =>
3 CoCl2 + 5 KOH + 2 H2O + KMnO4 = 3 Co(OH)3 + MnO2 + 6 KCl
Au + CN{-} + O2 + H2O = Au(CN)4{-} + OH{-} =>
4 Au + 16 CN{-} + 3 O2 + 6 H2O = 4 Au(CN)4{-} + 12 OH{-}
Na2C2O4 + Ce(SO4)2 = Ce2(SO4)3 + Na2SO4 + CO2 =>
Na2C2O4 + 2 Ce(SO4)2 = Ce2(SO4)3 + Na2SO4 + 2 CO2
Li2SeO3 + H2O2 = Li2O + H2SeO4 =>
Li2SeO3 + H2O2 = Li2O + H2SeO4
Cl2 + OH{-} = Cl{-} + ClO3{-} + H2O =>
3 Cl2 + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
KMnO4 + HBr = MnBr2 + KBr + Br2 + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 5 Br2 + 8 H2O
Gd2O3 + Y2O3 = Y3Gd5O12 =>
5 Gd2O3 + 3 Y2O3 = 2 Y3Gd5O12
Cr + S = Cr2S3 =>
2 Cr + 3 S = Cr2S3
Y(HCO3)3 = Y2(CO3)3 + H2O + CO2 =>
2 Y(HCO3)3 = Y2(CO3)3 + 3 H2O + 3 CO2
LiCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + LiCH3COO(aq) =>
2 LiCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + 2 LiCH3COO(aq)
HClO + Pb(OH)2 = Pb(ClO)2 + H2O =>
2 HClO + Pb(OH)2 = Pb(ClO)2 + 2 H2O
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Équations équilibrées sur10/20/24
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