| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe + KNO2 + 8 HClO4 = 3 Fe(ClO4)2 + KClO4 + NH4ClO4 + 2 H2O
PbNO3 + Fe(OH)2 = Pb(OH)2 + FeNO3 =>
PbNO3 + Fe(OH)2 = Pb(OH)2 + FeNO3
K2CrO4 + AlCl3 = Al2(CrO4)3 + KCl =>
3 K2CrO4 + 2 AlCl3 = Al2(CrO4)3 + 6 KCl
Na + H2O(aq) = NaOH + H2 =>
2 Na + 2 H2O(aq) = 2 NaOH + H2
As2S3 = As + S =>
As2S3 = 2 As + 3 S
CoCl2 + AgNO2 = Co(NO2)2 + AgCl =>
CoCl2 + 2 AgNO2 = Co(NO2)2 + 2 AgCl
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Cs2S + NH4NO3 = Cs2NO3 + NH4S =>
Cs2S + NH4NO3 = Cs2NO3 + NH4S
NaHSO4 + Cu = Na2SO4 + CuSO4 + H2 =>
2 NaHSO4 + Cu = Na2SO4 + CuSO4 + H2
O4 + Cu = Cu2O4 =>
O4 + 2 Cu = Cu2O4
Co(NO3)2 + Cu = Cu(NO3)2 + Co =>
Co(NO3)2 + Cu = Cu(NO3)2 + Co
Ni(NO3)3 + Cr(NO3)2 + NaNO3 + H2O = HNO3 + NaCrO4 + Ni(NO3)2 =>
5 Ni(NO3)3 + Cr(NO3)2 + NaNO3 + 4 H2O = 8 HNO3 + NaCrO4 + 5 Ni(NO3)2
NaOH + HOAc = NaOAc + H2O =>
NaOH + HOAc = NaOAc + H2O
H2TeO4 + Na2O = Na2TeO4 + H2O =>
H2TeO4 + Na2O = Na2TeO4 + H2O
Ba(OH)2 + Br2 = BaBr2 + BaBrO3 + H2O =>
6 Ba(OH)2 + 5 Br2 = 4 BaBr2 + 2 BaBrO3 + 6 H2O
BeBr2 + FeCl3 = FeBr3 + BeCl2 =>
3 BeBr2 + 2 FeCl3 = 2 FeBr3 + 3 BeCl2
K2S + H2O = KOH + H2S =>
K2S + 2 H2O = 2 KOH + H2S
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al + Cl{2} = AlCl{2} =>
Al + Cl{2} = AlCl{2}
C3H4NaH = C3H3NaH2 =>
C3H4NaH = C3H3NaH2
Ba3(PO4)2 + H2SO4 = BaSO4 + H3(PO4) =>
Ba3(PO4)2 + 3 H2SO4 = 3 BaSO4 + 2 H3(PO4)
NaOH + C20H14O4 + HCl = NaOHC20H14O4HCl =>
NaOH + C20H14O4 + HCl = NaOHC20H14O4HCl
Cu(NO3)KH2PO4 = CuPO4KH2(NO3) =>
Cu(NO3)KH2PO4 = CuPO4KH2(NO3)
ZnCl2CO3 = ZnCO3Cl2 =>
ZnCl2CO3 = ZnCO3Cl2
NaOH + B(OH)3 = Na2B4O7 + H2O =>
2 NaOH + 4 B(OH)3 = Na2B4O7 + 7 H2O
CH3OHCH3CO2H = CH3CO2CH3H2O =>
CH3OHCH3CO2H = CH3CO2CH3H2O
Na2CO3 + O2 = Na2O + CO3 =>
2 Na2CO3 + O2 = 2 Na2O + 2 CO3
H3BO3 = H2OHBO2 =>
H3BO3 = H2OHBO2
Mg(s) + HI(aq) = MgI(s) + H(g) =>
Mg(s) + HI(aq) = MgI(s) + H(g)
CH3COONa + H2O = CH4 + CO2 + NaOH =>
CH3COONa + H2O = CH4 + CO2 + NaOH
K4Fe(CN)6 + NaOH = Fe(OH)2 + NaCN + KOH =>
K4Fe(CN)6 + 6 NaOH = Fe(OH)2 + 6 NaCN + 4 KOH
Cd + H2CO3 = CdCO3 + H =>
Cd + H2CO3 = CdCO3 + 2 H
O = O27 =>
27 O = O27
Cl2 + CaO = O2 + CaCl =>
Cl2 + 2 CaO = O2 + 2 CaCl
CO(H2)2 = CH3OH =>
CO(H2)2 = CH3OH
C3H5OCl + NH3 = C3H5ONH2 + NH4Cl =>
C3H5OCl + 2 NH3 = C3H5ONH2 + NH4Cl
H2S + SO2 = H2O + SO =>
H2S + 2 SO2 = H2O + 3 SO
LiOHCuSO4 = LiSO4Cu(OH) =>
LiOHCuSO4 = LiSO4Cu(OH)
Na2HPO4 + AgNO3 = Ag2HPO4 + NaNO3 =>
Na2HPO4 + 2 AgNO3 = Ag2HPO4 + 2 NaNO3
HNo3NaHCO3 = NaNo3H2OCO2 =>
HNo3NaHCO3 = NaNo3H2OCO2
Si + KOH = SiOH + K =>
Si + KOH = SiOH + K
Na2S + Na2(SO4) + SiO2 = Na2(SiO3) + SO2 =>
Na2S + 3 Na2(SO4) + 4 SiO2 = 4 Na2(SiO3) + 4 SO2
Na + H2CO3 = Na2CO3 + H2 =>
2 Na + H2CO3 = Na2CO3 + H2
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
C2H5COOH + Na2CO3 = NaC2H5COO + H2O + CO2 =>
2 C2H5COOH + Na2CO3 = 2 NaC2H5COO + H2O + CO2
Na2CrO4KOH = KCrO4Na2OH =>
Na2CrO4KOH = KCrO4Na2OH
BaO + KOH = BaOH + KO =>
BaO + KOH = BaOH + KO
Ni + CuCl = NiCl2 + Cu =>
Ni + 2 CuCl = NiCl2 + 2 Cu
Ca(OH)2 + Cl2 = Ca(ClO)Cl + H2O =>
Ca(OH)2 + Cl2 = Ca(ClO)Cl + H2O
NH4CI + NaOH = NaCI + NH3 + H2O =>
NH4CI + NaOH = NaCI + NH3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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