| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(OH)2 + CO2 = CaCO3 + H2O
NH3 + F3 = N2 + HF =>
2 NH3 + 2 F3 = N2 + 6 HF
H2O2 + NH4HCO3 = NH4CO3 + H2O =>
H2O2 + 2 NH4HCO3 = 2 NH4CO3 + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na3SbS3 + HCl = Sb2S3 + NaCl + H2S =>
2 Na3SbS3 + 6 HCl = Sb2S3 + 6 NaCl + 3 H2S
HBr + Fe(OH)3 = FeBr3 + H2O =>
3 HBr + Fe(OH)3 = FeBr3 + 3 H2O
C2H5COOCH3 + KOH = C2H5COOK + CH3OH =>
C2H5COOCH3 + KOH = C2H5COOK + CH3OH
Ca(CO3) = CaO + CO2 =>
Ca(CO3) = CaO + CO2
H3AsO4 + Ba(OH)2 = H2O + Ba3(AsO4)2 =>
2 H3AsO4 + 3 Ba(OH)2 = 6 H2O + Ba3(AsO4)2
C6H12O6 + CUO = CU + H2O + CO2 =>
C6H12O6 + 12 CUO = 12 CU + 6 H2O + 6 CO2
PbSO4 + NaOH = PbO + Na2SO4 + H2O =>
PbSO4 + 2 NaOH = PbO + Na2SO4 + H2O
H2CO + KSCN = H2CN + KSCO =>
H2CO + KSCN = H2CN + KSCO
Li2O(s) + HCl(aq) = LiCl(s) + H2O(l) =>
Li2O(s) + 2 HCl(aq) = 2 LiCl(s) + H2O(l)
Au(OH)2 = Au + O2 + H2O =>
2 Au(OH)2 = 2 Au + O2 + 2 H2O
Cu3(PO4)2(s) + HCl(aq) = CuCl2(aq) + H3PO4 =>
Cu3(PO4)2(s) + 6 HCl(aq) = 3 CuCl2(aq) + 2 H3PO4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Cl2 + S = ClS4 =>
Cl2 + 8 S = 2 ClS4
MnSO4 + KI + KOH + O2 = MnO(OH) + I2 + K2SO4 =>
2 MnSO4 + 2 KI + 2 KOH + O2 = 2 MnO(OH) + I2 + 2 K2SO4
Fe(NH3)2 + (SO4)2 = FeSO4 + NH3 =>
2 Fe(NH3)2 + (SO4)2 = 2 FeSO4 + 4 NH3
Be + FeBr3 = BeBr2 + Fe =>
3 Be + 2 FeBr3 = 3 BeBr2 + 2 Fe
COCl2(g) + H2O(l) = HCl(ac) + CO2(g) =>
COCl2(g) + H2O(l) = 2 HCl(ac) + CO2(g)
FeS2 + O2 = SO2 + FeSO4 =>
FeS2 + 3 O2 = SO2 + FeSO4
K2MnO4 + Na2S + H2O = MnO2 + Na2SO4 + KOH =>
4 K2MnO4 + Na2S + 4 H2O = 4 MnO2 + Na2SO4 + 8 KOH
FeBr2 + O2 = FeO2 + Br2 =>
FeBr2 + O2 = FeO2 + Br2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
N2 + HCl = NCl2 + H2 =>
N2 + 4 HCl = 2 NCl2 + 2 H2
(ClCH2CH2)2NC6H4CH2CH2CH2COOCH3 + H2O = (ClCH2CH2)2NC6H4CH2CH2CH2COOH + CH3OH =>
(ClCH2CH2)2NC6H4CH2CH2CH2COOCH3 + H2O = (ClCH2CH2)2NC6H4CH2CH2CH2COOH + CH3OH
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
CuSO4 + K2CrO4 = CrO4(CuSO4) + K =>
CuSO4 + K2CrO4 = CrO4(CuSO4) + 2 K
Zn + Ca(C2H3O2)2 = Zn(C2H3O2)2 + Ca =>
Zn + Ca(C2H3O2)2 = Zn(C2H3O2)2 + Ca
F2F2 + NaI = I2 + NaF =>
F2F2 + 4 NaI = 2 I2 + 4 NaF
NH4Cl + Zn(OH)2 = NH3 + ZnCl2 + H2O =>
2 NH4Cl + Zn(OH)2 = 2 NH3 + ZnCl2 + 2 H2O
NiSO4 + HNO3 + H2SO4 = Ni(SO4)3 + NO2 + H2O =>
NiSO4 + 4 HNO3 + 2 H2SO4 = Ni(SO4)3 + 4 NO2 + 4 H2O
AgNo3 + NaC1 = AgC1 + NaNo3 =>
AgNo3 + NaC1 = AgC1 + NaNo3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
MnO4({-}) + H2S = MnO2({-}) + S8 + H2O =>
4 MnO4({-}) + 8 H2S = 4 MnO2({-}) + S8 + 8 H2O
NaHCO3 + CaCl2 = CO2 + CaCO3 + H2O + NaCl =>
2 NaHCO3 + CaCl2 = CO2 + CaCO3 + H2O + 2 NaCl
Na2CO3 + Ba(NO3)2(aq) = Ba(CO3)2 + Na2NO3 =>
2 Na2CO3 + Ba(NO3)2(aq) = Ba(CO3)2 + 2 Na2NO3
BaO + NaHSO4 = Ba(HSO4)2 + Na2O =>
BaO + 2 NaHSO4 = Ba(HSO4)2 + Na2O
barium + chlorine = bariumchloride =>
Ba + Cl2 = BaCl2
Sr + C2H3O2 = Sr(C2H3O2)2 =>
Sr + 2 C2H3O2 = Sr(C2H3O2)2
NaAlO2 + NaHCO3 + H2O = Al(OH)3 + Na2CO3 =>
NaAlO2 + NaHCO3 + H2O = Al(OH)3 + Na2CO3
KClO + SnCl2 + HCl = SnCl4 + KCl + H2O =>
KClO + SnCl2 + 2 HCl = SnCl4 + KCl + H2O
Na3Co(NO2)6 + NH4Cl = (NH4)3Co(NO2)6 + NaCl =>
Na3Co(NO2)6 + 3 NH4Cl = (NH4)3Co(NO2)6 + 3 NaCl
K2Cr2O7 + Cl2 + H2O = KClO3 + Cr(OH)3 + KOH =>
5 K2Cr2O7 + 3 Cl2 + 17 H2O = 6 KClO3 + 10 Cr(OH)3 + 4 KOH
BaCl2(aq) + NaNO3(aq) = NaCl(aq) + Ba(NO3)2 =>
BaCl2(aq) + 2 NaNO3(aq) = 2 NaCl(aq) + Ba(NO3)2
C4H10 + O2 = CH3COOH + H2O =>
2 C4H10 + 5 O2 = 4 CH3COOH + 2 H2O
Cu(II)S(aq) + Fe(s) = Cu(s) + Fe(II)S(aq) =>
Cu(II)S(aq) + Fe(s) = Cu(s) + Fe(II)S(aq)
MgSO4 + NaAlO2 + H2O = Al5Mg10(OH)31(SO4)2 + NaOH + Al2(SO4)3 =>
30 MgSO4 + 31 NaAlO2 + 62 H2O = 3 Al5Mg10(OH)31(SO4)2 + 31 NaOH + 8 Al2(SO4)3
Al(OH)4{-)+H2SO4 = Al(OH)3+H2O+SO4{2-} =>
2 Al(OH)4{-)+H2SO4 = 2 Al(OH)3+2H2O+SO4{2-}
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Équations équilibrées sur12/10/24
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