| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2 + 2 As + 3 O2 = 2 H3AsO3
ZnO + NaOH + H2O = Na2Zn(OH)4 =>
ZnO + 2 NaOH + H2O = Na2Zn(OH)4
Na + HNO3 = NH4NO3 + H2O + NaNO3 =>
8 Na + 10 HNO3 = NH4NO3 + 3 H2O + 8 NaNO3
Se + W2Ni = W + Ni3Se2 =>
2 Se + 3 W2Ni = 6 W + Ni3Se2
COS + O2 = CO2O + SO2 =>
COS + 2 O2 = CO2O + SO2
SnCl2 + HNO2 + HCl = SnClCl4 + NO + H2O =>
SnCl2 + 3 HNO2 + 3 HCl = SnClCl4 + 3 NO + 3 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
NaOH + NH4C2H3O2 = NH4OHNaC2H3O2 =>
NaOH + NH4C2H3O2 = NH4OHNaC2H3O2
Fe + O + CO = CO2Fe =>
Fe + O + CO = CO2Fe
Ag3PO4 + NaOH = Ag + Na3PO4 + OH =>
Ag3PO4 + 3 NaOH = 3 Ag + Na3PO4 + 3 OH
H3(PO4) + Mg(OH) = Mg3 + (PO4)2 + H2O =>
2 H3(PO4) + 6 Mg(OH) = 2 Mg3 + (PO4)2 + 6 H2O
K2C2O4 + Pb(NO3)2 = KNO3 + PbC2O4 =>
K2C2O4 + Pb(NO3)2 = 2 KNO3 + PbC2O4
Cr(HSO4)3 + NaOH = CrOHSO4 + Na2SO4 + H2O =>
Cr(HSO4)3 + 4 NaOH = CrOHSO4 + 2 Na2SO4 + 3 H2O
Ca(CN)2 + H2O = NH3 + CaCO3 + H2 + CO2 =>
Ca(CN)2 + 5 H2O = 2 NH3 + CaCO3 + 2 H2 + CO2
C6H6 + HNO3 = C6H3N3O6 + H2O =>
C6H6 + 3 HNO3 = C6H3N3O6 + 3 H2O
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
C6H10O5 + H2O = C6H12O6 =>
C6H10O5 + H2O = C6H12O6
KOH + P4 + H2O = PH3 + KH2PO2 =>
3 KOH + P4 + 3 H2O = PH3 + 3 KH2PO2
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
C3H6O + KMnO4 + KOH = K2MnO4 + C3H8O3 =>
C3H6O + 2 KMnO4 + 2 KOH = 2 K2MnO4 + C3H8O3
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
Ba + Zn(NO3)2 = BaNO3 + Zn =>
2 Ba + Zn(NO3)2 = 2 BaNO3 + Zn
Li + H2(ClO) = H2 + Li2(ClO) =>
2 Li + H2(ClO) = H2 + Li2(ClO)
BrCH2CH2CH2Br = CH2CHCH2Br + HBr =>
BrCH2CH2CH2Br = CH2CHCH2Br + HBr
NaCl + H{2}SO{6} = HCl + Na{2}SO{4} =>
NaCl + H{2}SO{6} = HCl + Na{2}SO{4}
Cr(OH)3 + HCl = CrCl3 + H2O =>
Cr(OH)3 + 3 HCl = CrCl3 + 3 H2O
SrC2O4 + CH3COOH(dil) = Sr(CH3COO)2 + H2O + CO2 =>
4 SrC2O4 + 7 CH3COOH(dil) = 4 Sr(CH3COO)2 + 2 H2O + 6 CO2
CaO + MnO + ReO3 = Ca18Mn12Re10O60 =>
18 CaO + 12 MnO + 10 ReO3 = Ca18Mn12Re10O60
Ni(OH)2 + HCl = NiCl2 + H2O =>
Ni(OH)2 + 2 HCl = NiCl2 + 2 H2O
Na2CrO4 + H2O = Na2H2O + CrO4 =>
Na2CrO4 + H2O = Na2H2O + CrO4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
S8 + NaOH = NaS3 + Na2S2O3 + H2O =>
7 S8 + 24 NaOH = 16 NaS3 + 4 Na2S2O3 + 12 H2O
(NH4)2S + Cr = NH4Cr + S =>
(NH4)2S + 2 Cr = 2 NH4Cr + S
Mg(NO2)2 + H2SO4 = MgSO4 + HNO2 =>
Mg(NO2)2 + H2SO4 = MgSO4 + 2 HNO2
C6H8O7 + NaCl + H2O + CO2 = Na2C7H8O9 + HCl =>
10 C6H8O7 + 18 NaCl + 5 H2O + 3 CO2 = 9 Na2C7H8O9 + 18 HCl
CO + HC = HC2O =>
CO + HC = HC2O
MgS + AlCl3 = MgCl2 + Al2S3 =>
3 MgS + 2 AlCl3 = 3 MgCl2 + Al2S3
MgCl2 + (CH3COO)2Hg = MgHg + CH3COOCl =>
MgCl2 + (CH3COO)2Hg = MgHg + 2 CH3COOCl
KI + NaVO3 + H2SO4 = I2 + VO + K2SO4 + Na2SO4 + H2O =>
6 KI + 2 NaVO3 + 4 H2SO4 = 3 I2 + 2 VO + 3 K2SO4 + Na2SO4 + 4 H2O
Ba(OH)2 + H2SO4 = BaSO4 + OH + H2 =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 OH + H2
HI + Fe(OH)2 = Fe(HI3) + H2O =>
3 HI + Fe(OH)2 = Fe(HI3) + 2 H2O
S2O3{2-} + I2 = S4O6{2-} + I{-} =>
2 S2O3{2-} + I2 = S4O6{2-} + 2 I{-}
CaO + HCI = CaCI + H + O =>
CaO + HCI = CaCI + H + O
N2O5 + HCl = NCl5 + H2O =>
N2O5 + 10 HCl = 2 NCl5 + 5 H2O
FeO + H2SO4 = Fe2(SO4)3 + H2O + H2S =>
8 FeO + 13 H2SO4 = 4 Fe2(SO4)3 + 12 H2O + H2S
NH2OH = N2 + H2O + H =>
2 NH2OH = N2 + 2 H2O + 2 H
NaHCO3 + H3C6H5O7 = Na3C6H5O7 + H2OCO2 =>
3 NaHCO3 + H3C6H5O7 = Na3C6H5O7 + 3 H2OCO2
CH3CH2OH + Cr2O7{-2} + H2SO4 = CH3CO2H + Cr2(SO4)3 + SO4{-2} + H2O =>
3 CH3CH2OH + 2 Cr2O7{-2} + 8 H2SO4 = 3 CH3CO2H + 2 Cr2(SO4)3 + 2 SO4{-2} + 11 H2O
Al2(SO4)3 + NH4Br = AlBr3 + (NH4)2SO4* =>
Al2(SO4)3 + 6 NH4Br = 2 AlBr3 + 3(NH4)2SO4*
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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