Équations équilibrées la veille |
C2H8N2 + 2 NO4 = 2 N2 + 2 CO2 + 4 H2O
Na2S(s) + FeCl3(s) = Fe2S3(s) + NaCl(s) =>
3 Na2S(s) + 2 FeCl3(s) = Fe2S3(s) + 6 NaCl(s)
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
C12H12O3 + O2 = CO2 + H2O =>
2 C12H12O3 + 27 O2 = 24 CO2 + 12 H2O
C3H6O3 + O2 = H2O + CO2 =>
C3H6O3 + 3 O2 = 3 H2O + 3 CO2
HMnO4 + AsH2 + H2SO4 = H2AsO4 + MnSO4 + H2O =>
8 HMnO4 + 5 AsH2 + 8 H2SO4 = 5 H2AsO4 + 8 MnSO4 + 12 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
KMnO4 + KC1 + H2SO4 = MnSO4 + K2SO4 + C + H2O =>
KMnO4 + 5 KC1 + 4 H2SO4 = MnSO4 + 3 K2SO4 + 5 C + 4 H2O
H{2+} + Cl{2-} = HCl =>
H{2+} + Cl{2-} = HCl
Ag2 + CuCl2 = Ag2Cu + Cl2 =>
Ag2 + CuCl2 = Ag2Cu + Cl2
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
NaOH + SI = H2 + Na4SIO4 =>
4 NaOH + SI = 2 H2 + Na4SIO4
Al + NH3SO4 + HCl = AlCl3 + NH4SO4 =>
Al + 3 NH3SO4 + 3 HCl = AlCl3 + 3 NH4SO4
KOH + Mg = K2MgO2 + H2 =>
2 KOH + Mg = K2MgO2 + H2
MnCO3 + KNO3 = K2MnO4 + CO2 + NO2 + NO =>
MnCO3 + 2 KNO3 = K2MnO4 + CO2 + NO2 + NO
KNO2 + KNO3 + Cr2O3 = NO + K2CrO4 =>
3 KNO2 + KNO3 + Cr2O3 = 4 NO + 2 K2CrO4
SO4 = O2 + SO2 =>
SO4 = O2 + SO2
Ce(SO4)2 + K4[Fe(CN)6] = K3[Fe(CN)6] + Ce2(SO4)3 + K2SO4 =>
2 Ce(SO4)2 + 2 K4[Fe(CN)6] = 2 K3[Fe(CN)6] + Ce2(SO4)3 + K2SO4
AgCl + RbOH = AgOH + RbCl =>
AgCl + RbOH = AgOH + RbCl
HNo3 + Ca(OH)2 = Ca + (No3)2 + H2O =>
2 HNo3 + Ca(OH)2 = Ca + (No3)2 + 2 H2O
Li3O = Li + O3 =>
3 Li3O = 9 Li + O3
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
TiO2 + CaO = CaTiO3 =>
TiO2 + CaO = CaTiO3
KClO + I2 + KOH = KI + KClO3 + H2O =>
KClO + 2 I2 + 4 KOH = 4 KI + KClO3 + 2 H2O
Li2BeO2 + HCl = H2BeO2 + LiCl =>
Li2BeO2 + 2 HCl = H2BeO2 + 2 LiCl
AlCl + NH4OH = AlOH + NH4Cl =>
AlCl + NH4OH = AlOH + NH4Cl
Pb{2+} + C13H12N4S = [Pb(C13H12N4S)4]{2+} =>
Pb{2+} + 4 C13H12N4S = [Pb(C13H12N4S)4]{2+}
NH4Br + HNO3 = NH4NO3 + HBr =>
NH4Br + HNO3 = NH4NO3 + HBr
C4H7O2 + NaOH = C2H3O2Na + C2H6O =>
4 C4H7O2 + 5 NaOH = 5 C2H3O2Na + 3 C2H6O
KOH + Cu2SO4 = KSO4 + Cu2OH =>
KOH + Cu2SO4 = KSO4 + Cu2OH
C4H10O2 + KMnO4 + H2SO4 = C4H6O4 + K2SO4 + MnSO4 + H2O =>
5 C4H10O2 + 8 KMnO4 + 12 H2SO4 = 5 C4H6O4 + 4 K2SO4 + 8 MnSO4 + 22 H2O
SO2 + CaO2 = Ca(SO4) =>
SO2 + CaO2 = Ca(SO4)
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
K2Cr2O7 + HI = CrI3 + KI + I2 + H2O =>
K2Cr2O7 + 14 HI = 2 CrI3 + 2 KI + 3 I2 + 7 H2O
CH4 + KMnO4 = CH3K + HMnO4 =>
CH4 + KMnO4 = CH3K + HMnO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C10H23O2PS2 + NaOH = C10H22NaO2PS2 + H2O =>
C10H23O2PS2 + NaOH = C10H22NaO2PS2 + H2O
CO2 + AlOH = HCAlO3 =>
CO2 + AlOH = HCAlO3
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + NaCl(aq) =>
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaCl(aq)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu + ZnCl2 = CuCl3 + Zn = =>
2 Cu + 3 ZnCl2 = 2 CuCl3 + 3 Zn
(CH3COO)2Cu + Ba(OH)2 = Ba(CH3COO)2 + Cu(OH)2 =>
(CH3COO)2Cu + Ba(OH)2 = Ba(CH3COO)2 + Cu(OH)2
C2H5Br + C2H5NH2 = C2H5NHC2H5 + HBr =>
C2H5Br + C2H5NH2 = C2H5NHC2H5 + HBr
Ti + (Si4) = Ti5Si3 =>
20 Ti + 3(Si4) = 4 Ti5Si3
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
LiCl(aq) = Li + Cl =>
LiCl(aq) = Li + Cl
AgCN + NH3 = Ag(NH3) + CN =>
AgCN + NH3 = Ag(NH3) + CN
Fl + O = FlO =>
Fl + O = FlO
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