| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na + AlCl3 = Al + NaCl3
Zn(NO3)2 + Na2S = ZnS + Na2(NO3)2 =>
Zn(NO3)2 + Na2S = ZnS + Na2(NO3)2
H(aq) + CO3(aq) = H2CO3(s) =>
2 H(aq) + CO3(aq) = H2CO3(s)
ZnCa(OH)2 = Zn(OH)2Ca =>
ZnCa(OH)2 = Zn(OH)2Ca
CaCO3 + HCl = CaCl2 + CO2 + H2O(aq) =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O(aq)
CsICl2 + NaOH = CsI(OH)2 + NaCl =>
CsICl2 + 2 NaOH = CsI(OH)2 + 2 NaCl
As2S3 + NO3{-} + H{+} = HAsO4{-2} + S + NO2 + H2O =>
As2S3 + 10 NO3{-} + 6 H{+} = 2 HAsO4{-2} + 3 S + 10 NO2 + 2 H2O
NaOH + NH4NO3 = NaNO3 + NH4OH =>
NaOH + NH4NO3 = NaNO3 + NH4OH
CH3CH2OH + CUO = CH3COOH + H2 + CU =>
CH3CH2OH + CUO = CH3COOH + H2 + CU
NaClO + NaCl + Au + CH3COOH = NaAuCl4 + NaCH3COO + H2O =>
3 NaClO + 5 NaCl + 2 Au + 6 CH3COOH = 2 NaAuCl4 + 6 NaCH3COO + 3 H2O
ZnCa(OH)2 = CaZnO2H2 =>
ZnCa(OH)2 = CaZnO2H2
CF2Cl2 + Na2C2O4 = NaF + NaCl + C + CO2 =>
CF2Cl2 + 2 Na2C2O4 = 2 NaF + 2 NaCl + C + 4 CO2
Co(NO3)2 + NH3 = Co(NH3)6(NO3)2 =>
Co(NO3)2 + 6 NH3 = Co(NH3)6(NO3)2
FeCl({-}3) + CaOH({-}2) = Fe(OH)({-}3) + CaCl({-}2) =>
FeCl({-}3) + CaOH({-}2) = Fe(OH)({-}3) + CaCl({-}2)
NaOH + Al = Al(NaO)3 + H =>
3 NaOH + Al = Al(NaO)3 + 3 H
Zn + Co2(SO4)3 = ZnSO4 + Co =>
3 Zn + Co2(SO4)3 = 3 ZnSO4 + 2 Co
SrCl2 + K3PO4 = SrPO4 + K3Cl2 =>
SrCl2 + K3PO4 = SrPO4 + K3Cl2
SeCl4 + O2 = SeO2 + Cl =>
SeCl4 + O2 = SeO2 + 4 Cl
B3N3H3Cl3 + NaBH4 = B3N3H6 + NaCl + B2H6 =>
2 B3N3H3Cl3 + 6 NaBH4 = 2 B3N3H6 + 6 NaCl + 3 B2H6
H3BO3 + Fe(OH)2 = Fe(H2BO3)2 + H2O =>
2 H3BO3 + Fe(OH)2 = Fe(H2BO3)2 + 2 H2O
H + KNO3 = HNO3 + K =>
H + KNO3 = HNO3 + K
KMnO4 + SO2 + H2O = KHSO4 + MnSO4 + H2SO44 =>
82 KMnO4 + 165 SO2 + 42 H2O = 82 KHSO4 + 82 MnSO4 + H2SO44
CH3Cl + Br2 = C2H6 + BrCl =>
2 CH3Cl + Br2 = C2H6 + 2 BrCl
NaI + AgNO3 = Na + NO3 + AgI =>
NaI + AgNO3 = Na + NO3 + AgI
Fe2O3 + HNO3 = Fe[NO3]3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe[NO3]3 + 3 H2O
Li + K2 = Li3K =>
6 Li + K2 = 2 Li3K
C2F4 + O2 = CF4 + CO2 =>
C2F4 + O2 = CF4 + CO2
FePO4 + CaSO4 = Ca3(PO4)2 + Fe2(SO4)3 =>
2 FePO4 + 3 CaSO4 = Ca3(PO4)2 + Fe2(SO4)3
Fe(OH)3 + BeO = Fe2O3 + Be(OH)2 =>
2 Fe(OH)3 + 3 BeO = Fe2O3 + 3 Be(OH)2
FeCl2 + H2O = Fe3O4 + H2 + HCl =>
3 FeCl2 + 4 H2O = Fe3O4 + H2 + 6 HCl
Na(s) + HOH(l) = NaOH(s) + H2(g) =>
2 Na(s) + 2 HOH(l) = 2 NaOH(s) + H2(g)
Mg + NiCl2 = MgCl2 + Ni =>
Mg + NiCl2 = MgCl2 + Ni
HNO3 + MnO2 = Mn(NO3)2 + H2O + O2 =>
4 HNO3 + 2 MnO2 = 2 Mn(NO3)2 + 2 H2O + O2
Ca + H2O = Ca(OH)2 + H2(gas) =>
Ca + 2 H2O = Ca(OH)2 + H2(gas)
Zn + AgCN = ZnCN + Ag =>
Zn + AgCN = ZnCN + Ag
N2H4CO + NH4NO3 + HCl = NH4Cl + N2H4COHNO3 =>
N2H4CO + NH4NO3 + HCl = NH4Cl + N2H4COHNO3
NaBr + CuS = Na2S + CuBr2 =>
2 NaBr + CuS = Na2S + CuBr2
BaS + water = Ba(OH)2 + H2S =>
BaS + 2 H2O = Ba(OH)2 + H2S
CuSO4 + KI = Cu2I2 + K2SO4 + I2 =>
2 CuSO4 + 4 KI = Cu2I2 + 2 K2SO4 + I2
Cu20 + O = CuO =>
Cu20 + 20 O = 20 CuO
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
K2S + KNO3 = K2O + N + SO2 =>
5 K2S + 6 KNO3 = 8 K2O + 6 N + 5 SO2
Ag2S + HCl + KClO3 = AgCl + KCl + S + H2O =>
3 Ag2S + 6 HCl + KClO3 = 6 AgCl + KCl + 3 S + 3 H2O
MnSO4H2O = MnOH2SO4 =>
MnSO4H2O = MnOH2SO4
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
FeO + SiO2 = *2FeO*SiO2 =>
2 FeO + SiO2 = *2FeO*SiO2
CrO4{2-} + CN{-} + H2O = CNO{-} + Cr(OH)4{-} + OH{-} =>
2 CrO4{2-} + 3 CN{-} + 5 H2O = 3 CNO{-} + 2 Cr(OH)4{-} + 2 OH{-}
SiH2Cl2 + H2O = SiO2 + HCl2 + H2 =>
2 SiH2Cl2 + 4 H2O = 2 SiO2 + 2 HCl2 + 5 H2
SeO2(s) + NaOH(aq) = Na2SeO3(aq) + H2O(l) =>
SeO2(s) + 2 NaOH(aq) = Na2SeO3(aq) + H2O(l)
H3O + ZnO2 = Zn + H2O =>
4 H3O + ZnO2 = Zn + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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