| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CH2OH = CH2CH2 + H2O
H2O2 + C = CO + H2O =>
H2O2 + C = CO + H2O
NH4VO3 + HCl = VO3Cl + NH4 + H2 =>
2 NH4VO3 + 2 HCl = 2 VO3Cl + 2 NH4 + H2
PH3 + O2 = HOH + P4O10 =>
4 PH3 + 8 O2 = 6 HOH + P4O10
Cr(OH)3 + Na2CO3 + KNO3 = Na2CrO4 + KNO2 + CO2 + H2O =>
2 Cr(OH)3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 3 KNO2 + 2 CO2 + 3 H2O
K[Sb(OH)6] + HCl = H[Sb(OH)6] + KCl =>
K[Sb(OH)6] + HCl = H[Sb(OH)6] + KCl
Na(ions) + Cl = NaCl =>
Na(ions) + Cl = NaCl
K2Cr2O7 + NH3 = Cr2O3 + KOH + NO + H2O =>
5 K2Cr2O7 + 6 NH3 = 5 Cr2O3 + 10 KOH + 6 NO + 4 H2O
Zn + HNO3 = ZnN2O6 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 ZnN2O6 + N2O + 5 H2O
CaCl2 + Ag = AgCl + Ca =>
CaCl2 + 2 Ag = 2 AgCl + Ca
BeI2 + KBr = BeBr2 + KI =>
BeI2 + 2 KBr = BeBr2 + 2 KI
C3H5N3O9 = N2 + H2O + CO2 + O2 =>
4 C3H5N3O9 = 6 N2 + 10 H2O + 12 CO2 + O2
CaF2 + H2S = HF + CaS =>
CaF2 + H2S = 2 HF + CaS
S3P2 = S8 + P4 =>
8 S3P2 = 3 S8 + 4 P4
NaCl(aq) + H2O(l) = NaOH(aq) + H2 + Cl2 =>
2 NaCl(aq) + 2 H2O(l) = 2 NaOH(aq) + H2 + Cl2
AsCl3 + Na2S2O3 + H2O = NaCl + As(OH)3 + SO2 + S =>
2 AsCl3 + 3 Na2S2O3 + 3 H2O = 6 NaCl + 2 As(OH)3 + 3 SO2 + 3 S
Bi + HClO4 = Bi(ClO4)3 + H2 =>
2 Bi + 6 HClO4 = 2 Bi(ClO4)3 + 3 H2
MgI2 + Br2 = MgBr2 + I2 =>
MgI2 + Br2 = MgBr2 + I2
Sn + H2SO4 = H2O + SO2 + SnS2O8 =>
Sn + 4 H2SO4 = 4 H2O + 2 SO2 + SnS2O8
HNO3 + Cs = Cs(NO3) + H2O + N20 =>
120 HNO3 + 100 Cs = 100 Cs(NO3) + 60 H2O + N20
SbO2 + H2O = Sb(OH)4 =>
SbO2 + 2 H2O = Sb(OH)4
CuCOOH + Ca = CaCOOH + Cu =>
CuCOOH + Ca = CaCOOH + Cu
C6H807 + O2 = C02 + H2O =>
4 C6H807 + 807 O2 = 12 C02 + 1614 H2O
Ca(OH)2 + KOH = K2Ca(OH)4 =>
Ca(OH)2 + 2 KOH = K2Ca(OH)4
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CaSO4 + Na3PO4 = Ca3(PO4)2 + SO4Na2 =>
3 CaSO4 + 2 Na3PO4 = Ca3(PO4)2 + 3 SO4Na2
H2O + SO2 = H2SO3 =>
H2O + SO2 = H2SO3
H2O + Cu(NO3)2 + NH3 = NH4NO3 + Cu(OH)2 =>
2 H2O + Cu(NO3)2 + 2 NH3 = 2 NH4NO3 + Cu(OH)2
H2SO4 + SnTe = SO2 + H6TeO6 + H2SnO3 + H2O =>
5 H2SO4 + SnTe = 5 SO2 + H6TeO6 + H2SnO3 + H2O
Ca(OH)2 + KOH = K2Ca(OH)4 =>
Ca(OH)2 + 2 KOH = K2Ca(OH)4
Al(NO3)3 + Pb = AlPb + NO3 =>
Al(NO3)3 + Pb = AlPb + 3 NO3
CO(NH2)2 + Zn(NO3)2 + H2O = NH4NO3 + Zn5(CO3)2(OH)6 + CO2 =>
5 CO(NH2)2 + 5 Zn(NO3)2 + 13 H2O = 10 NH4NO3 + Zn5(CO3)2(OH)6 + 3 CO2
Ca(OH)2 + KOH = K2Ca(OH)4 =>
Ca(OH)2 + 2 KOH = K2Ca(OH)4
Cu5FeS4 + O2 + H2SO4 = CuSO4 + H2O + Fe2O3 =>
4 Cu5FeS4 + 37 O2 + 4 H2SO4 = 20 CuSO4 + 4 H2O + 2 Fe2O3
NH2{-}CH2{-}COOH + H2SO4 = [NH3{-}CH2{-}COOH] + HSO4 =>
NH2{-}CH2{-}COOH + H2SO4 = [NH3{-}CH2{-}COOH] + HSO4
KAlO2 + HCl = H2O + KCl + AlCl3 =>
KAlO2 + 4 HCl = 2 H2O + KCl + AlCl3
H2BO3{-} + Al + H2O = BH4{-} + H2AlO3{-} + H{+} =>
3 H2BO3{-} + 8 Al + 15 H2O = 3 BH4{-} + 8 H2AlO3{-} + 8 H{+}
Ca(OH)2 + KOH = K2Ca(OH)4 =>
Ca(OH)2 + 2 KOH = K2Ca(OH)4
FeS2 + H2O = Fe2O4 + H2S =>
2 FeS2 + 4 H2O = Fe2O4 + 4 H2S
Ca(OH)2 + KOH = K2Ca(OH)4 =>
Ca(OH)2 + 2 KOH = K2Ca(OH)4
C7H12 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
C7H12 + 8 KMnO4 + 12 H2SO4 = 7 CO2 + 8 MnSO4 + 4 K2SO4 + 18 H2O
ZnSO4 + Zn = Zn2SO4 =>
ZnSO4 + Zn = Zn2SO4
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Cr(OH)3 + H2O = CrO3H2 + H3O =>
Cr(OH)3 + H2O = CrO3H2 + H3O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2O + Zn(UO2)3(CH3COO)8 + CH3COOH + H2O = NaZn(UO2)3(CH3COO)9*6H2O =>
Na2O + 2 Zn(UO2)3(CH3COO)8 + 2 CH3COOH + 11 H2O = 2 NaZn(UO2)3(CH3COO)9*6H2O
Fe(NO3)2 + NaSCN = Fe(SCN)2 + NaNO3 =>
Fe(NO3)2 + 2 NaSCN = Fe(SCN)2 + 2 NaNO3
Zn(NO3)2099 + Fe(NO3)2 + Cu(NO3)2001 + N2H4CO = CuZnFe2O4 + N2 + CO2 + H2O =>
3 Zn(NO3)2099 + 6 Fe(NO3)2 + 3 Cu(NO3)2001 + 12308 N2H4CO = 3 CuZnFe2O4 + 18464 N2 + 12308 CO2 + 24616 H2O
Ca(OH)2 + KOH = K2Ca(OH)4 =>
Ca(OH)2 + 2 KOH = K2Ca(OH)4
NiC2O4*2H2O = NiCO3 + H2O + CO =>
NiC2O4*2H2O = NiCO3 + 2 H2O + CO
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Équations équilibrées sur01/27/25
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