| Équations équilibrées la veille |
3 Fe + 2 O2 = Fe3O4
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaOH{+} + HCl{+} = NaCl{+} + H2O{+} =>
NaOH{+} + HCl{+} = NaCl{+} + H2O{+}
Li + SrO = Sr + Li2O =>
2 Li + SrO = Sr + Li2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al(s) + NH4ClO4(s) = Al2O3(s) + AlCl3 + NO(g) + H2O(g) =>
3 Al(s) + 3 NH4ClO4(s) = Al2O3(s) + AlCl3 + 3 NO(g) + 6 H2O(g)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
TiCl4 + Na2S + H2O = Ti(OH)4 + H2S + NaCl = HCl =>
TiCl4 + 2 Na2S + 4 H2O = Ti(OH)4 + 2 H2S + 4 NaCl
BrCl(aq) + NaSO4(aq) = BrSO4 + NaCl(aq) =>
BrCl(aq) + NaSO4(aq) = BrSO4 + NaCl(aq)
Mn(ClO3)2(s) = MnCl2(s) + O2(g) =>
Mn(ClO3)2(s) = MnCl2(s) + 3 O2(g)
KCHO3 = K2CO3 + H2O + CO2 =>
2 KCHO3 = K2CO3 + H2O + CO2
Ca(NO3)2*4H2O + (NH4)2HPO4 + NaOH = Ca3(PO4)2 + NH4NO3 + H2O + Na3PO4 =>
3 Ca(NO3)2*4H2O + 3(NH4)2HPO4 + 3 NaOH = Ca3(PO4)2 + 6 NH4NO3 + 15 H2O + Na3PO4
C5H10O2 + LiAlH4 + H2O = C5H12O + LiOH + Al(OH)3 =>
2 C5H10O2 + LiAlH4 + 2 H2O = 2 C5H12O + LiOH + Al(OH)3
C6H5NO2 + NaOH = C6H4NO2Na + H2O =>
C6H5NO2 + NaOH = C6H4NO2Na + H2O
Na2S + Cd(NO3)2 = Na(NO3) + CdS =>
Na2S + Cd(NO3)2 = 2 Na(NO3) + CdS
C + N = CN2 =>
C + 2 N = CN2
C27H45OBr + Na2Cr2O7 = C27H44OBr + Na2Cr2O7H =>
C27H45OBr + Na2Cr2O7 = C27H44OBr + Na2Cr2O7H
NaOH + Mg(NO3)2 = Na(NO3) + Mg(OH)2 =>
2 NaOH + Mg(NO3)2 = 2 Na(NO3) + Mg(OH)2
CuO + H3N = N2 + Cu + H2O =>
3 CuO + 2 H3N = N2 + 3 Cu + 3 H2O
H2C2O4 + (MnO4){-} + H{+} = CO2 + (Mn)2{+} + H2O =>
13 H2C2O4 + 4(MnO4){-} + 6 H{+} = 26 CO2 + 2(Mn)2{+} + 16 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Zn + Fe(NO2) = ZnFe(NO2) =>
Zn + Fe(NO2) = ZnFe(NO2)
NH4ClO3 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO3 = N2 + Cl2 + O2 + 4 H2O
Mg + CH3COO = (CH3COO)2Mg =>
Mg + 2 CH3COO = (CH3COO)2Mg
H2CO3 + Cr(OH)3 = Cr2(CO3)3 + H2O =>
3 H2CO3 + 2 Cr(OH)3 = Cr2(CO3)3 + 6 H2O
KOH + Al = K + Al(OH) =>
KOH + Al = K + Al(OH)
CuBr2 + KI = CuI2 + KBr =>
CuBr2 + 2 KI = CuI2 + 2 KBr
AlH5MgO5 + HCl = H2O + Mg(OH)2 + AlCl3 =>
AlH5MgO5 + 3 HCl = 3 H2O + Mg(OH)2 + AlCl3
CH3COONa + KI = CH3CO2K + NaI =>
CH3COONa + KI = CH3CO2K + NaI
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
C6H7N = C + H + N =>
C6H7N = 6 C + 7 H + N
SO2 + HCl = SO2Cl2 + H2 =>
SO2 + 2 HCl = SO2Cl2 + H2
CU + HNO3 = CUNO2 + HO =>
CU + HNO3 = CUNO2 + HO
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
NaClO + H2O2 = NaClO4 + H2O =>
NaClO + 3 H2O2 = NaClO4 + 3 H2O
CaF2() + H2SO4() = CaSO4 + HF =>
CaF2() + H2SO4() = CaSO4 + 2 HF
Cu(NO3)2 + ZnCO3 = Zn(NO3)2 + CuCO3 =>
Cu(NO3)2 + ZnCO3 = Zn(NO3)2 + CuCO3
H2SO4 + F2 = H2S2O8 + HF =>
2 H2SO4 + F2 = H2S2O8 + 2 HF
Na2C2O4 + Pb(NO3)2 = NaNO3 + PbC2O4 =>
Na2C2O4 + Pb(NO3)2 = 2 NaNO3 + PbC2O4
CuBr2(aq) + Fe(C2H3O2)3(aq) = Cu(C2H3O2)2(aq) + FeBr3(aq) =>
3 CuBr2(aq) + 2 Fe(C2H3O2)3(aq) = 3 Cu(C2H3O2)2(aq) + 2 FeBr3(aq)
H2O + BaCl2 + Na2SO4 = Na2O + HCl + Ba2(SO4)2 =>
2 H2O + 2 BaCl2 + 2 Na2SO4 = 2 Na2O + 4 HCl + Ba2(SO4)2
NaCO3 + Pb(NO3) = Na2(NO3)2 + PbCO3 =>
2 NaCO3 + 2 Pb(NO3) = Na2(NO3)2 + 2 PbCO3
Fe(s) + CN(g) = (Fe(CN)2)(s) =>
Fe(s) + 2 CN(g) = (Fe(CN)2)(s)
Pb(NO3)2 + K2CrO4 = Pb(CrO4)2 + K4(NO3)2 =>
Pb(NO3)2 + 2 K2CrO4 = Pb(CrO4)2 + K4(NO3)2
SiO2 + HNO3 = SiNO3 + HO2 =>
SiO2 + HNO3 = SiNO3 + HO2
Cu2O + Cu2S = SO2 + (Cu2)2 =>
4 Cu2O + 2 Cu2S = 2 SO2 + 3(Cu2)2
HCl(aq) + Cr = CrCl2 + H2 =>
2 HCl(aq) + Cr = CrCl2 + H2
Al2O3 + Ca3N2 = CaO + Al3N3 =>
3 Al2O3 + 3 Ca3N2 = 9 CaO + 2 Al3N3
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
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Équations équilibrées sur02/01/25
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