| Équations équilibrées la veille |
CH3CHClCH2CH3 + NaOH = NaCl + CH3CHOHCH2CH3
FeS2 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2 =>
2 FeS2 + 4 KMnO4 + 5 H2SO4 = Fe2(SO4)3 + 2 K2SO4 + 4 MnSO4 + 5 H2
CuFeS2 + O2 = Cu + FeO + SO2 =>
2 CuFeS2 + 5 O2 = 2 Cu + 2 FeO + 4 SO2
Na(OH) + I2 = NaI + Na(IO3) + H2O =>
6 Na(OH) + 3 I2 = 5 NaI + Na(IO3) + 3 H2O
Cu(HCO3)2(s) = CuCO3(s) + H2O(g) + CO2(g) =>
Cu(HCO3)2(s) = CuCO3(s) + H2O(g) + CO2(g)
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + 2 NaNO3(aq)
K2SiO3 + HF = KF + Si2F6 + H2O + F =>
2 K2SiO3 + 12 HF = 4 KF + Si2F6 + 6 H2O + 2 F
NaOH(aq) = Na2O(aq) + H2O =>
2 NaOH(aq) = Na2O(aq) + H2O
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
Ca(C2H3O2)2 + HCl = CaCl2 + HC2H3O2 =>
Ca(C2H3O2)2 + 2 HCl = CaCl2 + 2 HC2H3O2
HClO4 + Cd = CdCl2O8 + H2 =>
2 HClO4 + Cd = CdCl2O8 + H2
C2H4O + Ag2O = C2H3OOH + Ag =>
C2H4O + Ag2O = C2H3OOH + 2 Ag
FeSO4 + H2O2 = Fe2(SO4)3 + H2O + FeO =>
3 FeSO4 + H2O2 = Fe2(SO4)3 + H2O + FeO
H2Cr2O7(aq) + H2FeCl4(aq) + H2O(l) = FeCl3(aq) + [Cr(H2O)6]Cl3(aq) =>
H2Cr2O7(aq) + 6 H2FeCl4(aq) + 5 H2O(l) = 6 FeCl3(aq) + 2[Cr(H2O)6]Cl3(aq)
Ag + K2CrO4 = AgK2CrO4 =>
Ag + K2CrO4 = AgK2CrO4
HClO4 + KCO3 = KHClO4 + CO3 =>
HClO4 + KCO3 = KHClO4 + CO3
N + Ca = N2Ca =>
2 N + Ca = N2Ca
{226}Rn{88} = {222}Ra{86}{+} =>
111{226}Rn{88} = 113{222}Ra{86}{+}
CH3CH2OH + H2SO4 = C2H6O4S + H2O =>
CH3CH2OH + H2SO4 = C2H6O4S + H2O
CuCl{2} + KOH = CuOH{2} + KCl =>
CuCl{2} + KOH = CuOH{2} + KCl
Fe(CHO) + AgBr = Ag + CO + FeBr2 + H2 =>
2 Fe(CHO) + 4 AgBr = 4 Ag + 2 CO + 2 FeBr2 + H2
MnBr2 + AgNO3 = Mn(NO3)2 + AgBr =>
MnBr2 + 2 AgNO3 = Mn(NO3)2 + 2 AgBr
KFeO4 + H2O = Fe(OH)2 + KOH + O2 =>
4 KFeO4 + 6 H2O = 4 Fe(OH)2 + 4 KOH + 5 O2
AgBr(s) = Ag(s) + Br(g) =>
AgBr(s) = Ag(s) + Br(g)
As2O3 = As + O =>
As2O3 = 2 As + 3 O
KMnO4 + FeSO4 + H2O = Fe(OH)3 + MnO2 + Fe2(SO4)3 + K2SO4 =>
6 KMnO4 + 18 FeSO4 + 12 H2O = 8 Fe(OH)3 + 6 MnO2 + 5 Fe2(SO4)3 + 3 K2SO4
CO2 + H = CH3OH + H2O =>
CO2 + 6 H = CH3OH + H2O
NaHCO3 + H8C6O7 = CO2 + H2O + NaC6H5O7 =>
9 NaHCO3 + 8 H8C6O7 = 3 CO2 + 14 H2O + 9 NaC6H5O7
C2H5 + Cl2 = C + HCl =>
2 C2H5 + 5 Cl2 = 4 C + 10 HCl
Mn(OH)2 + NaOH = Na4[Mn(OH)6] =>
Mn(OH)2 + 4 NaOH = Na4[Mn(OH)6]
CO + Co*2 = Co(CO)2 =>
2 CO + Co*2 = Co(CO)2
Sn + KOH + H2O = K2(Sn(OH)4) + H2 =>
Sn + 2 KOH + 2 H2O = K2(Sn(OH)4) + H2
C4H10O + Na = C4H9NaO + H2 =>
2 C4H10O + 2 Na = 2 C4H9NaO + H2
CH3OOH + KOH = CH3OOK + H2O =>
CH3OOH + KOH = CH3OOK + H2O
AgNO3(aq) + NaI(aq) = AgI(s) + NaNO3(aq) =>
AgNO3(aq) + NaI(aq) = AgI(s) + NaNO3(aq)
(NH4)2S + KOH = K2S + NH3 + H2O =>
(NH4)2S + 2 KOH = K2S + 2 NH3 + 2 H2O
Mg + Zn3(PO4)2 = Mg3(PO4)2 + Zn =>
3 Mg + Zn3(PO4)2 = Mg3(PO4)2 + 3 Zn
HClAgF = AgClHF =>
HClAgF = AgClHF
N2 + CaC2 = C + CaNCN =>
N2 + CaC2 = C + CaNCN
Pb(NO3)2 + K4Fe(CN)6 = PbFe(CN)6 + K4(NO3)2 =>
Pb(NO3)2 + K4Fe(CN)6 = PbFe(CN)6 + K4(NO3)2
Na2CO3(s) + HCl(aq) = H2O(s) + CO2(g) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = H2O(s) + CO2(g) + 2 NaCl(aq)
Al(OH)3 + CH3COOH = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 CH3COOH = Al(C2H3O2)3 + 3 H2O
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq) =>
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq)
CuBr2 + H2SO4 = Cu2SO4 + Br2 + SO2 + H2O =>
2 CuBr2 + 2 H2SO4 = Cu2SO4 + 2 Br2 + SO2 + 2 H2O
TiCl4(aq) + H2O(l) = TiO2(aq) + HCl(aq) =>
TiCl4(aq) + 2 H2O(l) = TiO2(aq) + 4 HCl(aq)
CaCO3(k) = CaO(k) + CO2(d) =>
CaCO3(k) = CaO(k) + CO2(d)
C3 + O2 = C2O3 =>
4 C3 + 9 O2 = 6 C2O3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + HO = Fe3O4 + H =>
3 Fe + 4 HO = Fe3O4 + 4 H
(NH4)2CO3(aq) + CaCl2(aq) = NH4Cl + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = 2 NH4Cl + CaCO3
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Équations équilibrées sur10/23/24
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