| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH4HCO3 + CH3COOH = CH3COONH4 + H2O + CO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ga + Te = GaTe =>
Ga + Te = GaTe
NH4CO3 + O2 = CO2 + H2O + N2O =>
4 NH4CO3 + 3 O2 = 4 CO2 + 8 H2O + 2 N2O
NaNO3 + Fe(NH4)2(SO4)2 = Fe(NH4)2NO3 + Na + (SO4)2 =>
NaNO3 + Fe(NH4)2(SO4)2 = Fe(NH4)2NO3 + Na + (SO4)2
C2H6 + HCl = C2H4Cl2 + H =>
C2H6 + 2 HCl = C2H4Cl2 + 4 H
Pt2 + H = PtH2 =>
Pt2 + 4 H = 2 PtH2
CH3CH(OH)COOH + FeCl3 = Fe(CH3CH(OH)COO)3 + HCl =>
3 CH3CH(OH)COOH + FeCl3 = Fe(CH3CH(OH)COO)3 + 3 HCl
C6H5NH2 + K2Cr2O7 + H2SO4 = C6H5NO2 + K2SO4 + Cr2(SO4)3 + H2O =>
C6H5NH2 + K2Cr2O7 + 4 H2SO4 = C6H5NO2 + K2SO4 + Cr2(SO4)3 + 5 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CrO3 + Al = Al2O3 + Cr =>
CrO3 + 2 Al = Al2O3 + Cr
Na + H2O = NaOH + H26 =>
26 Na + 26 H2O = 26 NaOH + H26
HI + HClO2 = IO3 + Cl2 + H2O =>
6 HI + 14 HClO2 = 6 IO3 + 7 Cl2 + 10 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Y2O3 + Al(NO3)3 + CH3COOH + Nd(NO3)3 + Ho2O3 = YNdHoAl5O12 + H2O + N2 + CO2 =>
2 Y2O3 + 20 Al(NO3)3 + 45 CH3COOH + 4 Nd(NO3)3 + 2 Ho2O3 = 4 YNdHoAl5O12 + 90 H2O + 36 N2 + 90 CO2
ZnFe(NO3)2(aq) = FeZn(NO3)2(aq) =>
ZnFe(NO3)2(aq) = FeZn(NO3)2(aq)
Cu(SO4) + K3(PO4) = Cu3(PO4)2 + K2(SO4) =>
3 Cu(SO4) + 2 K3(PO4) = Cu3(PO4)2 + 3 K2(SO4)
Sb + KClO3 + H2SO4 = Sb(SO4)3 + KCl + H2O =>
Sb + KClO3 + 3 H2SO4 = Sb(SO4)3 + KCl + 3 H2O
Ag2O = Ag0 + O2 =>
2 Ag2O = 4 Ag0 + O2
H2SO4 + (CH3)2NH2 + OH = (CH3)2NHSO4 + H2O =>
H2SO4 + (CH3)2NH2 + 3 OH = (CH3)2NHSO4 + 3 H2O
Cu(CIO3)2 + Mn = Cu(CIO3)2Mn =>
Cu(CIO3)2 + Mn = Cu(CIO3)2Mn
C12H22O11(s) + O2(g) = H3C6H5O7 + H2O =>
C12H22O11(s) + 3 O2(g) = 2 H3C6H5O7 + 3 H2O
SnO + C = Sn + CO2 =>
2 SnO + C = 2 Sn + CO2
Cr(CN)3 + Na2S2O3 = Cr2(S2O3)3 + Na(CN) =>
2 Cr(CN)3 + 3 Na2S2O3 = Cr2(S2O3)3 + 6 Na(CN)
Na3PO4 + BaSO4 = Na2SO4 + Ba3(PO4)2 =>
2 Na3PO4 + 3 BaSO4 = 3 Na2SO4 + Ba3(PO4)2
NaI + Ca(OH)2 = NaOH + CaI2 =>
2 NaI + Ca(OH)2 = 2 NaOH + CaI2
NaH2PO4 + Ba(OH)2 = Ba(H2PO4)2 + NaOH =>
2 NaH2PO4 + Ba(OH)2 = Ba(H2PO4)2 + 2 NaOH
SnCl2 + Bi(OH)3 + NaOH = Na2SnO3 + Bi + NaCl + H2O =>
3 SnCl2 + 2 Bi(OH)3 + 12 NaOH = 3 Na2SnO3 + 2 Bi + 6 NaCl + 9 H2O
BrO3 + H2O + SO2 = Br2 + SO42{-} + H{+} =>
158 BrO3 + 6 H2O + 12 SO2 = 79 Br2 + 12 SO42{-} + 12 H{+}
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C15H31COOK + HCl = C15H31COOH + KCl =>
C15H31COOK + HCl = C15H31COOH + KCl
Au + KCN + FeBr3 = AuBr + KBr + FeCN =>
2 Au + KCN + FeBr3 = 2 AuBr + KBr + FeCN
Na2O2(s) + H2O(l) = NaOH(ag) + O2(g) =>
2 Na2O2(s) + 2 H2O(l) = 4 NaOH(ag) + O2(g)
CH3COOH + Na2SiO3 = CH3COONa + H2SiO3 =>
2 CH3COOH + Na2SiO3 = 2 CH3COONa + H2SiO3
C + S = CS5 =>
C + 5 S = CS5
B2O3 + KBF4 + H2SO4 = BF3 + KHSO4 + H2O =>
B2O3 + 6 KBF4 + 6 H2SO4 = 8 BF3 + 6 KHSO4 + 3 H2O
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3(PO4) =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3(PO4)
AlCl3 + Na2CrO4 = AlCrO4 + Na2Cl3 =>
AlCl3 + Na2CrO4 = AlCrO4 + Na2Cl3
VCl3 + H2O = V2O3 + HCl =>
2 VCl3 + 3 H2O = V2O3 + 6 HCl
Al(OH)3 + FeCl2 = Fe(OH)2 + AlCl3 =>
2 Al(OH)3 + 3 FeCl2 = 3 Fe(OH)2 + 2 AlCl3
H3OSO4 + Cu = CuSO4 + SO2 + H2O =>
4 H3OSO4 + 3 Cu = 3 CuSO4 + SO2 + 6 H2O
KCl(aq) + Na2CO3(aq) = KCO3 + Na2Cl =>
KCl(aq) + Na2CO3(aq) = KCO3 + Na2Cl
(NH4)2Cr2O7 + NaOH = NH3 + Na2CrO4 + H2O =>
(NH4)2Cr2O7 + 4 NaOH = 2 NH3 + 2 Na2CrO4 + 3 H2O
K2S + Pb(NO3)2 = PbS + KNO3 =>
K2S + Pb(NO3)2 = PbS + 2 KNO3
CH3COOH + H2SO4 = CH3COO + H2O + SO2 =>
2 CH3COOH + H2SO4 = 2 CH3COO + 2 H2O + SO2
Cu3(PO4)2 + LiOH = Li3PO4 + Cu(OH)2 =>
Cu3(PO4)2 + 6 LiOH = 2 Li3PO4 + 3 Cu(OH)2
KMnO4 + NH3 + H2SO4 = N2 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + 2 NH3 + H2SO4 = N2 + 2 MnO2 + K2SO4 + 4 H2O
C2H4Cl2 + Na2S2O8 + H2O = Na2SO4 + H2SO4 + HCl + CO2 =>
C2H4Cl2 + 5 Na2S2O8 + 4 H2O = 5 Na2SO4 + 5 H2SO4 + 2 HCl + 2 CO2
Cr + ClPb = CrCl + Pb =>
Cr + ClPb = CrCl + Pb
(Pb(NO3)2)(aq) + KI(aq) = PbI2(s) + K(NO3)(aq) =>
(Pb(NO3)2)(aq) + 2 KI(aq) = PbI2(s) + 2 K(NO3)(aq)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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