| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO3 + 3 Cu = Cu3(NO3)3 + NO + 2 H2O
C6H5MgBr + C6H5COC6H5 + C4H10O = C18H15COH + MgOHBr =>
9 C6H5MgBr + 25 C6H5COC6H5 + 5 C4H10O = 21 C18H15COH + 9 MgOHBr
ZnO(s) + HCl(ac) = ZnCl2(ac) + H2O(l) =>
ZnO(s) + 2 HCl(ac) = ZnCl2(ac) + H2O(l)
Cu{2} + CO3{2-} = CuCO3 =>
Cu{2} + CO3{2-} = CuCO3
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Pb + K4[Fe(Cn)6] = Pb2[Fe(Cn)6] + K =>
2 Pb + K4[Fe(Cn)6] = Pb2[Fe(Cn)6] + 4 K
Cu + CaS = Ca + Cu2S =>
2 Cu + CaS = Ca + Cu2S
Pl(NO3)2 + K2S = PlS + KNO3 =>
Pl(NO3)2 + K2S = PlS + 2 KNO3
C5H8 + O13 = CO2 + H2O =>
13 C5H8 + 14 O13 = 65 CO2 + 52 H2O
FeNO3 + K = KNO3 + Fe =>
FeNO3 + K = KNO3 + Fe
MnO4 + N2 = NO2 + MnO2 =>
2 MnO4 + N2 = 2 NO2 + 2 MnO2
Cl2 + K(NO3) + H2O = K(ClO3) + KCl + H(NO3) =>
3 Cl2 + 6 K(NO3) + 3 H2O = K(ClO3) + 5 KCl + 6 H(NO3)
Li2SO4 + Ba(ClO3)2 = LiClO3 + BaSO4 =>
Li2SO4 + Ba(ClO3)2 = 2 LiClO3 + BaSO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K2SO4 + FeCl2 = FeSO4 + KCl =>
K2SO4 + FeCl2 = FeSO4 + 2 KCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C20H200 + O2 = CO2 + H2O =>
C20H200 + 70 O2 = 20 CO2 + 100 H2O
Sr + Cr2(SO4)3 = SrSO4 + Cr =>
3 Sr + Cr2(SO4)3 = 3 SrSO4 + 2 Cr
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
S8(s) + O2(g) + H2O(l) = H2SO4(l) =>
S8(s) + 12 O2(g) + 8 H2O(l) = 8 H2SO4(l)
Zn(CH3COO)2 + Cs(OH)2 = Cs(CH3COO)2 + Zn(OH)2 =>
Zn(CH3COO)2 + Cs(OH)2 = Cs(CH3COO)2 + Zn(OH)2
CaCO3(s) + HCl(aq) = CaCl2(aq) + H2O(l) + CO2(burp) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(aq) + H2O(l) + CO2(burp)
Co(H2O)6(aq) + Cl(aq) = CoCl2 + H2O =>
Co(H2O)6(aq) + 2 Cl(aq) = CoCl2 + 6 H2O
Zn + H3AsO4 = ZnAs + H3O4 =>
Zn + H3AsO4 = ZnAs + H3O4
HI + Ca = H2Ca + I2 =>
2 HI + Ca = H2Ca + I2
NaI(aq) + Pb(NO3)(aq) = PbI(s) + NaNO3(aq) =>
NaI(aq) + Pb(NO3)(aq) = PbI(s) + NaNO3(aq)
Al2O3 + MgBr2 = MgO + AlBr3 =>
Al2O3 + 3 MgBr2 = 3 MgO + 2 AlBr3
N2H3 + O2 = H2O + N2 =>
4 N2H3 + 3 O2 = 6 H2O + 4 N2
Ca + Mn(NO3)2 = Mn + CaNO3 =>
2 Ca + Mn(NO3)2 = Mn + 2 CaNO3
HCl + K = ClK + H =>
HCl + K = ClK + H
NH4Cl + Na2CO3 = NaCl + (NH4)2CO3 =>
2 NH4Cl + Na2CO3 = 2 NaCl + (NH4)2CO3
CaS + NbI5 = Nb2S5 + CaI2 =>
5 CaS + 2 NbI5 = Nb2S5 + 5 CaI2
Fe(OH)3 + NH4(NO3) + HCl = Fe(NO3)2 + NH4Cl + H2O =>
8 Fe(OH)3 + 15 NH4(NO3) + 14 HCl = 8 Fe(NO3)2 + 14 NH4Cl + 21 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C5H8 + O13 = CO2 + H2O =>
13 C5H8 + 14 O13 = 65 CO2 + 52 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
NaHSO4 + Ca(OH)2 = CaSO4 + NaOH + H2O =>
NaHSO4 + Ca(OH)2 = CaSO4 + NaOH + H2O
NaPO3 + Co(NO3)2 = NaCoPO4 + N2O5 =>
NaPO3 + Co(NO3)2 = NaCoPO4 + N2O5
Ba3N2 + HF = BaF2 + NH3 =>
Ba3N2 + 6 HF = 3 BaF2 + 2 NH3
Cu(NH3)4SO4 + NaOH = Cu(OH)2 + Na2SO4 + NH3 =>
Cu(NH3)4SO4 + 2 NaOH = Cu(OH)2 + Na2SO4 + 4 NH3
AgCH3COO + KOH = AgOH + KCH3COO =>
AgCH3COO + KOH = AgOH + KCH3COO
Fe3C + HCl = FeCl2 + CH4 + H2 =>
Fe3C + 6 HCl = 3 FeCl2 + CH4 + H2
Ca(aq) + C2O4(aq) = Ca2C2O4(s) =>
2 Ca(aq) + C2O4(aq) = Ca2C2O4(s)
C19H15Cl + CH4O = C20H18O + HCl =>
C19H15Cl + CH4O = C20H18O + HCl
NaNO3 + CH3CO2 = NaCH3 + CO2NO3 =>
NaNO3 + CH3CO2 = NaCH3 + CO2NO3
KNO2 + KClO = KCl + KNO3 =>
KNO2 + KClO = KCl + KNO3
C22H55 + O2 = CO2 + H2O =>
4 C22H55 + 143 O2 = 88 CO2 + 110 H2O
CrCl3 + Br2 + KOH = K2CrO4 + HCl + KBr + H2O =>
2 CrCl3 + 3 Br2 + 10 KOH = 2 K2CrO4 + 6 HCl + 6 KBr + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Pb + (NO3)2 + FeCl3 = PbCl2 + Fe(NO3)3 =>
3 Pb + 3(NO3)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(NO3)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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