| Équations équilibrées la veille |
Ca + 2 NaOH = Ca(OH)2 + 2 Na
Mg(NO3)2 + OH = Mg(OH)2 + NO3 =>
Mg(NO3)2 + 2 OH = Mg(OH)2 + 2 NO3
Ag(NO3) + NH4Cl = AgCl + NH4NO3 =>
Ag(NO3) + NH4Cl = AgCl + NH4NO3
Br2 + FeCl3 + NaOH = NaFeO4 + NaBr + NaCl + H2O =>
2 Br2 + FeCl3 + 8 NaOH = NaFeO4 + 4 NaBr + 3 NaCl + 4 H2O
KOH + CH3CH2COOH = H2O + KCH3CH2COO =>
KOH + CH3CH2COOH = H2O + KCH3CH2COO
Li + CuSO{+4} = Cu + LiSO{+4} =>
Li + CuSO{+4} = Cu + LiSO{+4}
C6H6OS + O2 = CO + H2O + SO3 =>
2 C6H6OS + 11 O2 = 12 CO + 6 H2O + 2 SO3
Cd(NO3)2 + Na2CO3 + H2O = (CdOH)2CO3 + NaNO3 + CO2 =>
2 Cd(NO3)2 + 2 Na2CO3 + H2O = (CdOH)2CO3 + 4 NaNO3 + CO2
CaH2(s) + H2O(i) = Ca(OH)2(s) + H2(g) =>
CaH2(s) + 2 H2O(i) = Ca(OH)2(s) + 2 H2(g)
HPO3 + C = H2 + CO + P4 =>
4 HPO3 + 12 C = 2 H2 + 12 CO + P4
PB(NO3)2 + KCl = PBCl2 + KNO3 =>
PB(NO3)2 + 2 KCl = PBCl2 + 2 KNO3
NaCl + Zn = ZnCl2 + Na =>
2 NaCl + Zn = ZnCl2 + 2 Na
K2Cr2O7 + KI + H2O = Cr(OH)3 + KOH + I2 =>
K2Cr2O7 + 6 KI + 7 H2O = 2 Cr(OH)3 + 8 KOH + 3 I2
SO2 + NaMnO4 + H2O = Na2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 NaMnO4 + 2 H2O = Na2SO4 + 2 MnSO4 + 2 H2SO4
H + S = H2S =>
2 H + S = H2S
HCl + CaO = CaCl2H2O =>
2 HCl + CaO = CaCl2H2O
K2HPO4 = K + H2 + PO4 =>
2 K2HPO4 = 4 K + H2 + 2 PO4
C12H22O11(aq) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(aq) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
[Fe(SCN)] + Fe(NO3)3 = Fe(NO3)2 + Fe(SCN)3 =>
3[Fe(SCN)] + 4 Fe(NO3)3 = 6 Fe(NO3)2 + Fe(SCN)3
CuSO4 + NH4OH = Cu(NH3)SO4*H2O =>
CuSO4 + NH4OH = Cu(NH3)SO4*H2O
KNO3(s) = K2O(s) + N2(g) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(g) + 5 O2(g)
O2 + F2 = OF2 =>
O2 + 2 F2 = 2 OF2
K4Fe(CN)6 + Ba(NO3)2 = KNO3 + Ba2Fe(CN)6 =>
K4Fe(CN)6 + 2 Ba(NO3)2 = 4 KNO3 + Ba2Fe(CN)6
CaCl2(s) = Ca2(aq) + Cl(aq) =>
2 CaCl2(s) = Ca2(aq) + 4 Cl(aq)
C7H12(l) + O2(g) = CO(g) + H2O(g) =>
2 C7H12(l) + 13 O2(g) = 14 CO(g) + 12 H2O(g)
NaOH + Cr(OH)3 = NaCr(OH)4 =>
NaOH + Cr(OH)3 = NaCr(OH)4
KHCO3 + HNO3 = KNO3 + H2CO3 =>
KHCO3 + HNO3 = KNO3 + H2CO3
Na2CrO4 + KCl = NaCl + K2CrO4 =>
Na2CrO4 + 2 KCl = 2 NaCl + K2CrO4
FeS2 + PbO = FeO + PbS2 =>
FeS2 + PbO = FeO + PbS2
Pb(NO3)2 + K4[Fe(CN)6] = Pb2[Fe(CN)6] + K(NO3) =>
2 Pb(NO3)2 + K4[Fe(CN)6] = Pb2[Fe(CN)6] + 4 K(NO3)
HHO3 + KOH = KHO3 + H2O =>
HHO3 + KOH = KHO3 + H2O
FeCl3 + SCN = FeSCN + Cl =>
FeCl3 + SCN = FeSCN + 3 Cl
C2H2(g) + HCl(g) = C2H4Cl2(g) =>
C2H2(g) + 2 HCl(g) = C2H4Cl2(g)
CuOC = CuCO =>
CuOC = CuCO
SiO2 + C2 = Si + CO =>
SiO2 + C2 = Si + 2 CO
CuSO4 + Li = Li2SO4 + Cu =>
CuSO4 + 2 Li = Li2SO4 + Cu
NH3 + CO2 + H2O = (NH4)2CO3 =>
2 NH3 + CO2 + H2O = (NH4)2CO3
H2C2O4(s) + NaOH(aq) = Na2C2O4(aq) + H2O(l) =>
H2C2O4(s) + 2 NaOH(aq) = Na2C2O4(aq) + 2 H2O(l)
SO2 + NO2 + H2O = H2SO4 + HNO =>
3 SO2 + 2 NO2 + 4 H2O = 3 H2SO4 + 2 HNO
C3H5O(COOH)3 + NaOH = C3H5O(COONa)3 + H2O =>
C3H5O(COOH)3 + 3 NaOH = C3H5O(COONa)3 + 3 H2O
AgNO3 + HI = Ag + I2 + HNO3 =>
2 AgNO3 + 2 HI = 2 Ag + I2 + 2 HNO3
Mg + Al2(SO4)3 = Mg(SO4) + Al =>
3 Mg + Al2(SO4)3 = 3 Mg(SO4) + 2 Al
Fe2O3 + N2 = Fe + N2O3 =>
Fe2O3 + N2 = 2 Fe + N2O3
FeSO4 + SO3 = SO2 + Fe2(SO4)3 =>
2 FeSO4 + 2 SO3 = SO2 + Fe2(SO4)3
K2Cr2O7 + HCl + NaOH = K2O + NaCrO + H2O + Cl =>
K2Cr2O7 + 10 HCl + 2 NaOH = K2O + 2 NaCrO + 6 H2O + 10 Cl
CaCO3 + C3H6O3 = CaC3H5O3 + H2O + CO2 =>
12 CaCO3 + 13 C3H6O3 = 12 CaC3H5O3 + 9 H2O + 15 CO2
Ni(NO3)2 + NH3 = NiH3 + N(NO3)2 =>
Ni(NO3)2 + NH3 = NiH3 + N(NO3)2
HCO3 + H = H2O + CO2 =>
HCO3 + H = H2O + CO2
C3H4O + NH3 + O2 = C2H3N + H2O =>
2 C3H4O + 3 NH3 + O2 = 3 C2H3N + 4 H2O
Cl2 + AgNO3 + H2O = AgCl + HClO3 + HNO3 =>
3 Cl2 + 5 AgNO3 + 3 H2O = 5 AgCl + HClO3 + 5 HNO3
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