| Équations équilibrées la veille |
3 Cr2O3 + 13 C = 2 Cr3C2 + 9 CO
C2H5OH + Cu(OH)2 = Cu2O + H2O + C3H5OOH =>
3 C2H5OH + 8 Cu(OH)2 = 4 Cu2O + 11 H2O + 2 C3H5OOH
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
BrF3 + H2O = HF + HBr + O2 =>
BrF3 + 2 H2O = 3 HF + HBr + O2
Al(CI)3 + Na2CO3 = Al2(CO3)3 + NaCI =>
2 Al(CI)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCI
H3PO4 + CaO2H2 = Ca3P2O8 + H2O =>
2 H3PO4 + 3 CaO2H2 = Ca3P2O8 + 6 H2O
FeCl3 + KOH = KFeCl4 + Fe(OH)3 =>
4 FeCl3 + 3 KOH = 3 KFeCl4 + Fe(OH)3
Na3PO4 + MgCl2 + NH4OH = NH4MgPO4 + NaOH + NaCl =>
Na3PO4 + MgCl2 + NH4OH = NH4MgPO4 + NaOH + 2 NaCl
Mg(OH)2 + NH3 = Mg + H2O + NO2 =>
7 Mg(OH)2 + 2 NH3 = 7 Mg + 10 H2O + 2 NO2
Al(No3)3 + MgBr2 = AlBr3 + Mg(No3)2 =>
2 Al(No3)3 + 3 MgBr2 = 2 AlBr3 + 3 Mg(No3)2
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Co(NH3)6 = Co + NH3 =>
Co(NH3)6 = Co + 6 NH3
*3Fe + *4H2O = Fe2O4 + *4H2 =>
2*3Fe + 3*4H2O = 3 Fe2O4 + 3*4H2
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
B + OH = B(OH)3 =>
B + 3 OH = B(OH)3
Cs2S + HCl = H2S + ClCs =>
Cs2S + 2 HCl = H2S + 2 ClCs
SO2 + KOH = H2O + K2SO3 =>
SO2 + 2 KOH = H2O + K2SO3
Br2 + Cr = Br{-} + Cr3{+} =>
Br2 + 6 Cr = 2 Br{-} + 2 Cr3{+}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KMnO4 + NaI + KOH = NaIO3 + K2MnO4 + H2O =>
6 KMnO4 + NaI + 6 KOH = NaIO3 + 6 K2MnO4 + 3 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
HCl + Ag + NO3 = AgCl + HNO3 =>
HCl + Ag + NO3 = AgCl + HNO3
K2Cr2O7 + CuS + H2SO4 = CuSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 CuS + 16 H2SO4 = 3 CuSO4 + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
FeO + H2O = Fe(OH)3 + H3O =>
FeO + 3 H2O = Fe(OH)3 + H3O
Hg + H2SO4 = Hg2(SO4) + H2 =>
2 Hg + H2SO4 = Hg2(SO4) + H2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
NH4OH + HNO3 = NH4N + H2O =>
7 NH4OH + HNO3 = 4 NH4N + 10 H2O
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
Pb(NO3)2 + Na2CrO4 = NaNO3 + PbCrO4 =>
Pb(NO3)2 + Na2CrO4 = 2 NaNO3 + PbCrO4
Fe(NO3)3 + NaHCO3 = NaNO3 + Fe(OH)3 + CO2 =>
Fe(NO3)3 + 3 NaHCO3 = 3 NaNO3 + Fe(OH)3 + 3 CO2
Br2 + AuF3 = BrF3 + Au =>
Br2 + 2 AuF3 = 2 BrF3 + 2 Au
CuS + O2 + CaCO3 = CuO + CaSO4 + CO2 =>
CuS + 2 O2 + CaCO3 = CuO + CaSO4 + CO2
H2O2 + SO2 = H2SO4 =>
H2O2 + SO2 = H2SO4
MnBr2 + Ca = CaBr2 + Mn =>
MnBr2 + Ca = CaBr2 + Mn
KMnO4 + SnSO4 + KOH = K2MnO4 + Sn(OH)4 + K2SO4 =>
2 KMnO4 + SnSO4 + 4 KOH = 2 K2MnO4 + Sn(OH)4 + K2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na3AsO4(aq) + MgCl2(aq) = Na3Cl2(ag) + MgAsO4(aq) =>
Na3AsO4(aq) + MgCl2(aq) = Na3Cl2(ag) + MgAsO4(aq)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH4Cl + CH3COOH + H2O = CH3OOHNH4OH + HCl =>
2 NH4Cl + CH3COOH + 4 H2O = 2 CH3OOHNH4OH + 2 HCl
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
HNO2 + Ga(OH)3 = Ga(NO2)3 + H2O =>
3 HNO2 + Ga(OH)3 = Ga(NO2)3 + 3 H2O
Br2 + ZnO = ZnBr2 + O2 =>
2 Br2 + 2 ZnO = 2 ZnBr2 + O2
Al + KOH + H2(SO4) = KAl(SO4)2 + H2O + H2 =>
2 Al + 2 KOH + 4 H2(SO4) = 2 KAl(SO4)2 + 2 H2O + 3 H2
ZnCl2 + Pb(NO3)2 = PbCl2 + Zn(NO3)2 =>
ZnCl2 + Pb(NO3)2 = PbCl2 + Zn(NO3)2
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| Équations équilibrées la veille |
Équations équilibrées sur11/04/24
Équations équilibrées sur12/04/23
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