Équations équilibrées la veille |
3 Na2CO3 + 3 CS2 + KClO3 = 6 SO2 + KCl + 6 NaC
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Al + Na3OH + H2O = NaAlO2 + H2 =>
6 Al + 2 Na3OH + 10 H2O = 6 NaAlO2 + 11 H2
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(g) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(g) + 2 NaNO3(aq)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ag + K2CrO4 = AgO4 + K2Cr =>
Ag + K2CrO4 = AgO4 + K2Cr
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
Na3PO4 + FeCl3 = NaCl + FePO4 =>
Na3PO4 + FeCl3 = 3 NaCl + FePO4
CH4CH3Cl = C2H5ClH2 =>
CH4CH3Cl = C2H5ClH2
K2O + Cl2 = KCl + Cl2O =>
K2O + 2 Cl2 = 2 KCl + Cl2O
Fe + CO = FeC3 + O2 =>
2 Fe + 6 CO = 2 FeC3 + 3 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na2HPO3 + KMnO4 = NaMnO4 + K2HPO3 =>
Na2HPO3 + 2 KMnO4 = 2 NaMnO4 + K2HPO3
C7H7NO2 + O2 = N2 + CO2 + H2O =>
4 C7H7NO2 + 31 O2 = 2 N2 + 28 CO2 + 14 H2O
C5H12 = C5H8 + H2 =>
C5H12 = C5H8 + 2 H2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Al2(SO4)3 + H2 = Al2O3 + SO2 + H2O =>
Al2(SO4)3 + 3 H2 = Al2O3 + 3 SO2 + 3 H2O
C6H5CH2OH + CuO = C2H2O2 + Cu + H2O =>
2 C6H5CH2OH + 13 CuO = 7 C2H2O2 + 13 Cu + H2O
XeF2(g) + H2O(l) = Xe(g) + HF(g) + O2(g) =>
2 XeF2(g) + 2 H2O(l) = 2 Xe(g) + 4 HF(g) + O2(g)
CO2(g)H2O = H2CO3(aq) =>
CO2(g)H2O = H2CO3(aq)
H4Si + O2 = H2O + SiO =>
2 H4Si + 3 O2 = 4 H2O + 2 SiO
Al + *Cl = AlCl3 =>
Al + 3*Cl = AlCl3
K2O + P2O5 = K2(PO3)2 =>
K2O + P2O5 = K2(PO3)2
H2 + Ca(OH)2 = Ca + H2O =>
H2 + Ca(OH)2 = Ca + 2 H2O
Mo + Fe = MoFe =>
Mo + Fe = MoFe
C7H5(NO3)3 = CO2 + H2 + N2 + C =>
2 C7H5(NO3)3 = 9 CO2 + 5 H2 + 3 N2 + 5 C
KCo3 + CaBr = KBr + CaCo3 =>
KCo3 + CaBr = KBr + CaCo3
CuSO4 + ZnNO3 = CuNO3 + SO4Zn =>
CuSO4 + ZnNO3 = CuNO3 + SO4Zn
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Na(OH) + Fe(NO3)3 = Na(NO3) + Fe(OH)3 =>
3 Na(OH) + Fe(NO3)3 = 3 Na(NO3) + Fe(OH)3
C6H6 + HBr = C2H4Br2 =>
C6H6 + 6 HBr = 3 C2H4Br2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
CuNO3 + NH4OH = Cu(NH3)4 + NO3 + H2O =>
CuNO3 + 4 NH4OH = Cu(NH3)4 + NO3 + 4 H2O
Be(OH)2 + H2SO3 = H2O + BeSO3 =>
Be(OH)2 + H2SO3 = 2 H2O + BeSO3
C3H5(OH)3 + Na = C3H7O3Na3 + H2 =>
2 C3H5(OH)3 + 6 Na = 2 C3H7O3Na3 + H2
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
Ca(s)Br2 = CaBr2 =>
Ca(s)Br2 = CaBr2
Cu + H(NO3) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 H(NO3) = Cu(NO3)2 + 2 NO2 + 2 H2O
K2CO3 + Cr2(SO4)3 + H2O = K2SO4 + Cr(OH)3 + CO2 =>
3 K2CO3 + Cr2(SO4)3 + 3 H2O = 3 K2SO4 + 2 Cr(OH)3 + 3 CO2
AgC2H3O2 + KOH = KAg + C2H3O2OH =>
AgC2H3O2 + KOH = KAg + C2H3O2OH
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
Li + F = LiF =>
Li + F = LiF
Mg3(PO4)2 + H2 = Mg + H3PO4 =>
Mg3(PO4)2 + 3 H2 = 3 Mg + 2 H3PO4
TiCl4 + NH3 + H2O = Ti(OH)4 + NH4Cl =>
TiCl4 + 4 NH3 + 4 H2O = Ti(OH)4 + 4 NH4Cl
KOH(aq) + ZnCl2(aq) = Zn(OH)2 + KCl =>
2 KOH(aq) + ZnCl2(aq) = Zn(OH)2 + 2 KCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NI + H2SO4 = NISO4 + H2 =>
NI + H2SO4 = NISO4 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
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