| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgCa(CO3)2 = MgO + CaO + 2 CO2
HNO3 + Mg = H2O + NH4NO3 + Mg(NO3)2 =>
10 HNO3 + 4 Mg = 3 H2O + NH4NO3 + 4 Mg(NO3)2
NaNO3 + KHSO4 = HNO3 + Na2SO4 + K2SO4 =>
2 NaNO3 + 2 KHSO4 = 2 HNO3 + Na2SO4 + K2SO4
NH3 + CU(NO3)2 = CUO + N2 + H2O =>
10 NH3 + 3 CU(NO3)2 = 3 CUO + 8 N2 + 15 H2O
K2Cr2O7 + H2SO4 + H2O + C2H5OH = KCr(SO4)2*12H2O + C2H4O =>
K2Cr2O7 + 4 H2SO4 + 17 H2O + 3 C2H5OH = 2 KCr(SO4)2*12H2O + 3 C2H4O
PBCO3 + C = PB + CO2 =>
2 PBCO3 + C = 2 PB + 3 CO2
NH4 + NO3 = N2O + HOH =>
NH4 + NO3 = N2O + 2 HOH
Zn(s) + HCl(aq) = ZnCl(ag) + H(g) =>
Zn(s) + HCl(aq) = ZnCl(ag) + H(g)
AgBr + H2 = AgBrH2 =>
AgBr + H2 = AgBrH2
C6H4Br + O2 = CO2 + H2O + Br2 =>
2 C6H4Br + 14 O2 = 12 CO2 + 4 H2O + Br2
NClO3 + NaOH = NaClO3 + NOH =>
NClO3 + NaOH = NaClO3 + NOH
Ni(s) + SnBr2(aq) = NiBr(aq) + Sn(s) =>
2 Ni(s) + SnBr2(aq) = 2 NiBr(aq) + Sn(s)
ZnI2 + H2O = ZnO + I2 + H2 =>
ZnI2 + H2O = ZnO + I2 + H2
H2O + SO3 = (H2SO4) =>
H2O + SO3 = (H2SO4)
[Au(CN)2] + Zn = [Zn(CN)2] + Au =>
[Au(CN)2] + Zn = [Zn(CN)2] + Au
K2SO4 + Pb(C2H3O2)2 = PbSO4 + C2H3O2K =>
K2SO4 + Pb(C2H3O2)2 = PbSO4 + 2 C2H3O2K
KNO3 + Al + NaOH + H2O = K[Al(OH)4] + NaNO3 + NH3 =>
8 KNO3 + 8 Al + 5 NaOH + 18 H2O = 8 K[Al(OH)4] + 5 NaNO3 + 3 NH3
FeCl3 + Zn(C2H3O2)2 = Fe(C2H3O2)3 + ZnCl2 =>
2 FeCl3 + 3 Zn(C2H3O2)2 = 2 Fe(C2H3O2)3 + 3 ZnCl2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
As + KClO3 + H2SO4 + H2O = HAsO2 + HClO + K2SO4 =>
8 As + 6 KClO3 + 3 H2SO4 + 4 H2O = 8 HAsO2 + 6 HClO + 3 K2SO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH4OH + NaOH = NH4OHNaOH =>
NH4OH + NaOH = NH4OHNaOH
K(s) + HNO3(aq) = KNO3(aq) + H2 =>
2 K(s) + 2 HNO3(aq) = 2 KNO3(aq) + H2
FeCl3 + NO3 = Cl2 + Fe(NO3)3 =>
2 FeCl3 + 6 NO3 = 3 Cl2 + 2 Fe(NO3)3
Sr2C + H2O = Sr(OH)2 + CH4 =>
Sr2C + 4 H2O = 2 Sr(OH)2 + CH4
Na2Se + H2O = H2Se + NaOH =>
Na2Se + 2 H2O = H2Se + 2 NaOH
Ba + HNO3 = Ba(NO3)2 + NO + H2O =>
3 Ba + 8 HNO3 = 3 Ba(NO3)2 + 2 NO + 4 H2O
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
FeSO4 + KNO3 + KOH = Fe3O4 + NH3 + K2SO4 + H2O =>
12 FeSO4 + KNO3 + 23 KOH = 4 Fe3O4 + NH3 + 12 K2SO4 + 10 H2O
C5H12 + Cl2 = C5H8Cl4 + H2 =>
C5H12 + 2 Cl2 = C5H8Cl4 + 2 H2
As + KClO3 + H2SO4 + H2O = HAsO2 + HClO + K2SO4 =>
8 As + 6 KClO3 + 3 H2SO4 + 4 H2O = 8 HAsO2 + 6 HClO + 3 K2SO4
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Fe2O3 + CO = FeO + CO2 =>
Fe2O3 + CO = 2 FeO + CO2
HIO4 + Sr(OH)2 = Sr(IO4)2 + H2O =>
2 HIO4 + Sr(OH)2 = Sr(IO4)2 + 2 H2O
Fe + HgCl2 = FeCl2 + Hg =>
Fe + HgCl2 = FeCl2 + Hg
Al + HBr = AlBr3 + H2 = =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
HNO2 + NaI = HI + NaNO2 =>
HNO2 + NaI = HI + NaNO2
C4H9Cl + C2H5OH + AgNO3 = AgCl + C4H9OH + C2H5NO3 =>
C4H9Cl + C2H5OH + AgNO3 = AgCl + C4H9OH + C2H5NO3
ZnO + HCl = ZnCl2H2O =>
ZnO + 2 HCl = ZnCl2H2O
MgSO4*7H2O(s) = MgSO4 + H2O =>
MgSO4*7H2O(s) = MgSO4 + 7 H2O
Al2(SO4)3 + NaClO4 = Al(ClO4)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaClO4 = 2 Al(ClO4)3 + 3 Na2SO4
ZnO + HCl = ZnCl2H2O =>
ZnO + 2 HCl = ZnCl2H2O
Ba + HNO3 = Ba(NO3)2 + NO + H2O =>
3 Ba + 8 HNO3 = 3 Ba(NO3)2 + 2 NO + 4 H2O
Al2(SO4)3 + NaClO4 = Al(ClO4)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaClO4 = 2 Al(ClO4)3 + 3 Na2SO4
Fe2O3 + CO = FeO + CO2 =>
Fe2O3 + CO = 2 FeO + CO2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Cu + K4Fe(CN)6 = Cu2[Fe(CN)6] + K =>
2 Cu + K4Fe(CN)6 = Cu2[Fe(CN)6] + 4 K
HCN(g) + CuSO4(aq) = H2SO4(aq) + Cu(CN)2(aq) =>
2 HCN(g) + CuSO4(aq) = H2SO4(aq) + Cu(CN)2(aq)
Zn(OH)2 + NH3 = Zn(NH3)4{+2} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{+2} + 2 OH{-}
(NH4)2SO4(aq) + HCl(aq) = H2SO4 + NH4Cl =>
(NH4)2SO4(aq) + 2 HCl(aq) = H2SO4 + 2 NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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