| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + 2 H2O + Ca(OH)2 = CaCO3 + 2 NaOH*H2O
FeCl3 + OH = Fe(OH)3 + Cl =>
FeCl3 + 3 OH = Fe(OH)3 + 3 Cl
HI(Ac) + AgNO3(Ac) = AgI(Ac) + HNO3(Ac) =>
HI(Ac) + AgNO3(Ac) = AgI(Ac) + HNO3(Ac)
CdS = Cd + S =>
CdS = Cd + S
H2SO + Cu = CuS + H2O =>
H2SO + Cu = CuS + H2O
Mg(OH)2 + HClO4 = MgClO4 + H(OH)2 =>
Mg(OH)2 + HClO4 = MgClO4 + H(OH)2
SO2 + H2O = HS + O2 =>
4 SO2 + 2 H2O = 4 HS + 5 O2
NO3{-} + Cu{-} + H{+} = NO2 + Cu{2+} + H2O =>
3 NO3{-} + Cu{-} + 6 H{+} = 3 NO2 + Cu{2+} + 3 H2O
Na3PO4 + CaCO3 = Na3(CO3) + Ca(PO4) =>
Na3PO4 + CaCO3 = Na3(CO3) + Ca(PO4)
Pb{2+} + Na2S{-} = Pb(Na2S)2 =>
Pb{2+} + 2 Na2S{-} = Pb(Na2S)2
Pb(NO3)2(aq) + NaCl(aq) = NaNO3(aq) + PbCl2(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = 2 NaNO3(aq) + PbCl2(aq)
ClO4{-} + Cl{-} + H{+} = Cl2 + H2O =>
ClO4{-} + 7 Cl{-} + 8 H{+} = 4 Cl2 + 4 H2O
NaHCO3 + CH3COOH = C6H5Na3O7 + CO2 + H2O =>
12 NaHCO3 + 9 CH3COOH = 4 C6H5Na3O7 + 6 CO2 + 14 H2O
NaBO3 + H2SO4 = Na2SO4 + SO4 + BO2 + H2O =>
2 NaBO3 + 2 H2SO4 = Na2SO4 + SO4 + 2 BO2 + 2 H2O
Li2CO3 + HCOOH = LiCOOH + CO2 + H2O =>
Li2CO3 + 2 HCOOH = 2 LiCOOH + CO2 + H2O
OCH04 + O2 = CO2 + H2O =>
2 OCH04 + 3 O2 = 2 CO2 + 4 H2O
MnO4{-} + Sn{2+} + H{+} = Mn{2+} + Sn{4+} + H2O =>
2 MnO4{-} + 5 Sn{2+} + 16 H{+} = 2 Mn{2+} + 5 Sn{4+} + 8 H2O
S + KOH = K2S + K2SO3(K2S2O3) + H2O =>
7 S + 12 KOH = 4 K2S + K2SO3(K2S2O3) + 6 H2O
(NH4)2S + Pb(C2H3O2)2 = NH4(C2H3O2) + PbS =>
(NH4)2S + Pb(C2H3O2)2 = 2 NH4(C2H3O2) + PbS
NaOH(aq) + CuSO4(aq) = Na2SO4 + Cu(OH)2 =>
2 NaOH(aq) + CuSO4(aq) = Na2SO4 + Cu(OH)2
Na2SIO3 + H2O = NaHSIO3 + NaOH =>
Na2SIO3 + H2O = NaHSIO3 + NaOH
Li2S + HNO3 = Li2(NO3) + SH =>
Li2S + HNO3 = Li2(NO3) + SH
HBr(aq) + Ca(OH)2 = CaBr2(aq) + H2O(l) =>
2 HBr(aq) + Ca(OH)2 = CaBr2(aq) + 2 H2O(l)
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaO + Fe(OH)3 = Fe2O3 + Ca(OH)2 =>
3 CaO + 2 Fe(OH)3 = Fe2O3 + 3 Ca(OH)2
NaOH + NCl3 = HOCl + N2 + NaCl =>
3 NaOH + 2 NCl3 = 3 HOCl + N2 + 3 NaCl
C2H5NO2 + O2 = CO2 + H2O + CH4N2O =>
2 C2H5NO2 + 3 O2 = 3 CO2 + 3 H2O + CH4N2O
(CH3)2CHCH2OH + KMnO4 + H2SO4 = (CH3)2CHCH2COOH + K2SO4 + MnO2 + H2O =>
15(CH3)2CHCH2OH + 16 KMnO4 + 8 H2SO4 = 12(CH3)2CHCH2COOH + 8 K2SO4 + 16 MnO2 + 23 H2O
Mg + Co2 = MgCo3 =>
2 Mg + 3 Co2 = 2 MgCo3
AgNO4 = Ag + NO2 + O2 =>
AgNO4 = Ag + NO2 + O2
C6H6OS + O2 = CO2 + H2O + SO3 =>
2 C6H6OS + 17 O2 = 12 CO2 + 6 H2O + 2 SO3
Ca + CO = CaCO =>
Ca + CO = CaCO
aluminum + oxygen = aluminumoxide =>
4 Al + 3 O2 = 2 Al2O3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C6H5OOH + NaOH = C6H5OONa + H2O =>
C6H5OOH + NaOH = C6H5OONa + H2O
Na2CrO4(aq) + PB(NO3)2(aq) = PBCrO4(s) + NaNO3(aq) =>
Na2CrO4(aq) + PB(NO3)2(aq) = PBCrO4(s) + 2 NaNO3(aq)
KMnO4 + NaOH + Na2S2O3 = K2MnO4 + Na2MnO4 + Na2S2O4 + H2O =>
2 KMnO4 + 2 NaOH + Na2S2O3 = K2MnO4 + Na2MnO4 + Na2S2O4 + H2O
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
Mg + B = Mg3B2 =>
3 Mg + 2 B = Mg3B2
HNO2 + NaCl = HNa + NO2Cl =>
HNO2 + NaCl = HNa + NO2Cl
CH3{-} + HCl = CH4 + Cl{-} =>
CH3{-} + HCl = CH4 + Cl{-}
Sn(II)Cl + NaS3 = NaCl(aq) + Sn(II)S3(s) =>
Sn(II)Cl + NaS3 = NaCl(aq) + Sn(II)S3(s)
H2O + CO2 + CaC2 = CH2CHCO2 + Ca(OH)2 =>
26 H2O + 8 CO2 + 11 CaC2 = 10 CH2CHCO2 + 11 Ca(OH)2
Fe(NO3)2 + NH4OH = NH4NO3 + Fe(OH)2 =>
Fe(NO3)2 + 2 NH4OH = 2 NH4NO3 + Fe(OH)2
FeCl3 + HCl = FeCl2 + HCl4 =>
3 FeCl3 + HCl = 3 FeCl2 + HCl4
NaCl + AgNo3 = AgCl + NaNo3 = AgCl + NaNo3 =>
NaCl + AgNo3 = AgCl + NaNo3
NaNO2 + NaI + H2SO4 = I2 + NaHSO4 + H2O + NO =>
2 NaNO2 + 2 NaI + 4 H2SO4 = I2 + 4 NaHSO4 + 2 H2O + 2 NO
NaOH + H2NO2 = Na2NO2 + H2O =>
2 NaOH + H2NO2 = Na2NO2 + 2 H2O
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Équations équilibrées sur12/10/24
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