| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + 2 H2SO4 = 3 SO2 + 2 H2O
CH3COOH + CH3CH2OH = CH3COOC2H5 + H2O =>
CH3COOH + CH3CH2OH = CH3COOC2H5 + H2O
CrCl3 + Na2SO3 + H2O = Cr(OH)3 + SO2 + NaCl =>
2 CrCl3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 6 NaCl
Al + O3 = Al2O3 =>
2 Al + O3 = Al2O3
KCl + (NH4)2SO4 + H2SO4 = KHSO4 + NH4Cl =>
2 KCl + (NH4)2SO4 + H2SO4 = 2 KHSO4 + 2 NH4Cl
CO2 + H2O = C6H12O6 + O2O =>
6 CO2 + 6 H2O = C6H12O6 + 4 O2O
HCl + Zn = ZnCl2 + H(g) =>
2 HCl + Zn = ZnCl2 + 2 H(g)
NH4NO3(g) = N2O + H2O(g) =>
NH4NO3(g) = N2O + 2 H2O(g)
MgBr2(aq) + H2SO4(aq) = HBr(g) + MgSO4(aq) =>
MgBr2(aq) + H2SO4(aq) = 2 HBr(g) + MgSO4(aq)
N3 + H = N3H =>
N3 + H = N3H
C22H23N3O9 + AlCl3 = Al3C22H23N3O9 + Cl =>
C22H23N3O9 + 3 AlCl3 = Al3C22H23N3O9 + 9 Cl
Cd + CuBr3 = CdCu + Br =>
Cd + CuBr3 = CdCu + 3 Br
Ga4 + C = GaC =>
Ga4 + 4 C = 4 GaC
As2S5 + KNO3 + HNO3 = H3AsO4 + KHSO4 + NO2 + H2O =>
As2S5 + 5 KNO3 + 35 HNO3 = 2 H3AsO4 + 5 KHSO4 + 40 NO2 + 12 H2O
Fe3Cl2{-}1 + Na(OH{-}1) = Fe3(OH{-}1) + NaCl2{-}1 =>
Fe3Cl2{-}1 + Na(OH{-}1) = Fe3(OH{-}1) + NaCl2{-}1
H2CO3 + Cr(OH)2 = H2O + CrCO3 =>
H2CO3 + Cr(OH)2 = 2 H2O + CrCO3
(NH4)2MoO4 + SnCl2 + HCl = MoCl3 + SnCl4 + NH4Cl + H2O =>
2(NH4)2MoO4 + 3 SnCl2 + 16 HCl = 2 MoCl3 + 3 SnCl4 + 4 NH4Cl + 8 H2O
FeO + KBr = FeBr2 + K2O =>
FeO + 2 KBr = FeBr2 + K2O
MnO3 + HCl = Cl2 + MnCl + H2O =>
2 MnO3 + 12 HCl = 5 Cl2 + 2 MnCl + 6 H2O
SnO + KOH + H2O = K2[Sn(OH)6] + H2 =>
SnO + 2 KOH + 3 H2O = K2[Sn(OH)6] + H2
NH3 + K2SO4 = N2 + H2O + K2S =>
8 NH3 + 3 K2SO4 = 4 N2 + 12 H2O + 3 K2S
NH3Cl + H2O = NH3OH + HCl =>
NH3Cl + H2O = NH3OH + HCl
PbCl2 + HOH = Pb(OH)2 + HCl =>
PbCl2 + 2 HOH = Pb(OH)2 + 2 HCl
He + Y + Se + Xe = HeYSeXe =>
He + Y + Se + Xe = HeYSeXe
HCN + O3 = N2 + CO2 + H2O =>
6 HCN + 5 O3 = 3 N2 + 6 CO2 + 3 H2O
Zn(s) + HCl(aq) = H2(g) + ZnCl2 =>
Zn(s) + 2 HCl(aq) = H2(g) + ZnCl2
KCl + S = KClS =>
KCl + S = KClS
C18H36O2 + NH3 = C18H39NO2 =>
C18H36O2 + NH3 = C18H39NO2
KMnO4 + FeSO4 + H2SO4 = MnSO4 + H2O + K2SO4 + Fe2(SO4)3 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + 8 H2O + K2SO4 + 5 Fe2(SO4)3
FeH + S = FeHS2 =>
FeH + 2 S = FeHS2
Pb + H2SO4 = PbSO4 + SO2 + H2O =>
Pb + 2 H2SO4 = PbSO4 + SO2 + 2 H2O
Na2PbO2 + HCl = NaCl + PbCl2 + H2O =>
Na2PbO2 + 4 HCl = 2 NaCl + PbCl2 + 2 H2O
Ag2O + NaHCO3 = Ag + NaHCO4 =>
Ag2O + NaHCO3 = 2 Ag + NaHCO4
MnO2 + CO = Mn2O3 + CO2 = =>
2 MnO2 + CO = Mn2O3 + CO2
Ga4 + C3 = GaC =>
3 Ga4 + 4 C3 = 12 GaC
CH3COOH + CaSiO3 = (CH3COO)2Ca + H2SiO3 =>
2 CH3COOH + CaSiO3 = (CH3COO)2Ca + H2SiO3
Fe2O3 + water = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
BaO + CaO = CaBaO2 =>
BaO + CaO = CaBaO2
Na2HPo4 + FeSO4 = Na2SO4 + FeHPo4 =>
Na2HPo4 + FeSO4 = Na2SO4 + FeHPo4
Pb(NO3)2 + Ca(OCl)2 + H2O = CaCl2 + PbO2 + HNO3 =>
2 Pb(NO3)2 + Ca(OCl)2 + 2 H2O = CaCl2 + 2 PbO2 + 4 HNO3
Na3PO4 + Ag2S = Na2S + Ag3PO4 =>
2 Na3PO4 + 3 Ag2S = 3 Na2S + 2 Ag3PO4
PbCl4 + Al = PbAl4 + Cl =>
PbCl4 + 4 Al = PbAl4 + 4 Cl
BaCO3 + CuO + O2 + Y2O3 = YBa2Cu3O7 + CO2 =>
8 BaCO3 + 12 CuO + O2 + 2 Y2O3 = 4 YBa2Cu3O7 + 8 CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Li3N + Ca3(PO4)2 = Li3(PO4) + Ca3N2 =>
2 Li3N + Ca3(PO4)2 = 2 Li3(PO4) + Ca3N2
CH3COOH + CH3CH2OH = CH3COOC2H5 + H2O =>
CH3COOH + CH3CH2OH = CH3COOC2H5 + H2O
Cr{3+} + NH4OH = Cr(OH)3 + NH4{+} =>
Cr{3+} + 3 NH4OH = Cr(OH)3 + 3 NH4{+}
H2CO3 + BaO = BaCO3 + H2O =>
H2CO3 + BaO = BaCO3 + H2O
Hl + Pb(NO3)2 = Pb + Hl(NO3)2 =>
Hl + Pb(NO3)2 = Pb + Hl(NO3)2
C6H6 + CH3CHCH2 = C6H6CH(CH3)2 =>
5 C6H6 + 8 CH3CHCH2 = 6 C6H6CH(CH3)2
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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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