| Équations équilibrées la veille |
5 HCH3COO + 4 NaH(CO3)2 = 4 NaCH3COO + 6 H2O + 10 CO2
NO2 + Zn = ZnO + N2 =>
2 NO2 + 4 Zn = 4 ZnO + N2
Ca + FeSO3 = Fe + CaSO3 =>
Ca + FeSO3 = Fe + CaSO3
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
H2Na2O = NaHNaOH =>
H2Na2O = NaHNaOH
SiO2 + P2O5 = SiP + O2 =>
4 SiO2 + 2 P2O5 = 4 SiP + 9 O2
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
Ba(OH)2Na3(PO4) = Ba(PO4)Na3(OH)2 =>
Ba(OH)2Na3(PO4) = Ba(PO4)Na3(OH)2
H2SO4 + Fe(HCO3)2 = FeSO4 + CO2 + H2O =>
H2SO4 + Fe(HCO3)2 = FeSO4 + 2 CO2 + 2 H2O
NaY + K2Cr2O7 + H2SO4 = Y + Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
6 NaY + K2Cr2O7 + 7 H2SO4 = 6 Y + Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 7 H2O
Na2S2O3 + Cl2 + H2O = HCl + Na2SO4 + S =>
Na2S2O3 + Cl2 + H2O = 2 HCl + Na2SO4 + S
Cr(OH)3 + Cl2 + H2SO4 = H2Cr2O7 + HCl + SO3 =>
2 Cr(OH)3 + 3 Cl2 + H2SO4 = H2Cr2O7 + 6 HCl + SO3
KHCO2 + HNO3 = HCOOH + KNO3 =>
KHCO2 + HNO3 = HCOOH + KNO3
NaNO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + NaHSO4 + H2O =>
2 NaNO2 + 2 FeSO4 + 3 H2SO4 = Fe2(SO4)3 + 2 NO + 2 NaHSO4 + 2 H2O
Na2S2O3 + Cl2 + H2O = HCl + Na2SO4 + S =>
Na2S2O3 + Cl2 + H2O = 2 HCl + Na2SO4 + S
SBr4 + NaOH = Na2SO3 + NaBr + H2O =>
SBr4 + 6 NaOH = Na2SO3 + 4 NaBr + 3 H2O
Cr(NO3)3 + LiOH = CrOH + Li(NO3)3 =>
Cr(NO3)3 + LiOH = CrOH + Li(NO3)3
Zn + AgNO3 = Ag + Zn(NO3)2 =>
Zn + 2 AgNO3 = 2 Ag + Zn(NO3)2
Zn + NiSO4 = ZnSO4 + NiZn =>
2 Zn + NiSO4 = ZnSO4 + NiZn
CaCl2 + CrO4 = CaCrO4 + Cl =>
CaCl2 + CrO4 = CaCrO4 + 2 Cl
SiO2 + HF = SiF4 + H4O2 =>
SiO2 + 4 HF = SiF4 + H4O2
HCl + BaOH2 = HOH2 + ClBa =>
HCl + BaOH2 = HOH2 + ClBa
C7H8O + CrO3 + H2SO4 = C7H6O2 + Cr2(SO4)3 + H2O =>
3 C7H8O + 4 CrO3 + 6 H2SO4 = 3 C7H6O2 + 2 Cr2(SO4)3 + 9 H2O
BCl3 + NH3 = Cl3BNH3 =>
BCl3 + NH3 = Cl3BNH3
Cu(s) + HCl(aq) = CuCl2(ac) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(ac) + H2(g)
Cr2S3 + H2O = H2S + Cr(OH)3 =>
Cr2S3 + 6 H2O = 3 H2S + 2 Cr(OH)3
Sb2S3 + O2 = Sb + SO2 =>
Sb2S3 + 3 O2 = 2 Sb + 3 SO2
KMnO4 + NaCl + H2SO4 = Cl2 + H2O + K2SO4 + MnSO4 + NaSO4 =>
4 KMnO4 + 10 NaCl + 16 H2SO4 = 5 Cl2 + 16 H2O + 2 K2SO4 + 4 MnSO4 + 10 NaSO4
Pb(CH3COO)2 + NH4OH = CH3COO + [Pb(NH4OH)2] =>
Pb(CH3COO)2 + 2 NH4OH = 2 CH3COO + [Pb(NH4OH)2]
Fe2O3 + H2O = FeH2 + O =>
Fe2O3 + 2 H2O = 2 FeH2 + 5 O
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
Al(s) + Fe(NO3)2(aq) = Fe(s) + Al(NO3)3(aq) =>
2 Al(s) + 3 Fe(NO3)2(aq) = 3 Fe(s) + 2 Al(NO3)3(aq)
CrCl3 + KOH = KCl + Cr(OH)3 =>
CrCl3 + 3 KOH = 3 KCl + Cr(OH)3
C2OO = CO =>
C2OO = 2 CO
Cu + PdCl2 = CuPd + Cl2 =>
Cu + PdCl2 = CuPd + Cl2
Li + H2 = Li3H =>
6 Li + H2 = 2 Li3H
ZnII(NO3)2 + Cu0 = CuINO3 + Zn0 =>
ZnII(NO3)2 + 2 Cu0 = 2 CuINO3 + Zn0
Sr(HCO3)2 = CO2 + H2O + SrCO3 =>
Sr(HCO3)2 = CO2 + H2O + SrCO3
HI + HBrO3 = Br2 + HIO3 + H2O =>
5 HI + 6 HBrO3 = 3 Br2 + 5 HIO3 + 3 H2O
Al3 + Fe3O2 = Al2O3 + Fe3 =>
4 Al3 + 9 Fe3O2 = 6 Al2O3 + 9 Fe3
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
C3H8 + O2 = H2O + CO =>
2 C3H8 + 7 O2 = 8 H2O + 6 CO
C2H5OHC6H5COOH = C9H10O2H2O =>
C2H5OHC6H5COOH = C9H10O2H2O
Ca + Co3 = CaCo3 =>
Ca + Co3 = CaCo3
C3H8O + CuO = C3H6O + Cu + H2O =>
C3H8O + CuO = C3H6O + Cu + H2O
CaBr2 = Br2 + Ca =>
CaBr2 = Br2 + Ca
HCH2CHCO2NaOH = H2ONaCH2CHCO2 =>
HCH2CHCO2NaOH = H2ONaCH2CHCO2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
KI + Na2S2O8 = I2 + KNa2S2O8 =>
2 KI + 2 Na2S2O8 = I2 + 2 KNa2S2O8
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