| Équations équilibrées la veille |
2 Nd(NO3)3 + 3 H2C2O4 = Nd2(C2O4)3 + 6 HNO3
FeCl + N2H4 = Fe + N2 + HCl =>
4 FeCl + N2H4 = 4 Fe + N2 + 4 HCl
CH3COO + NaHCO3 = CHCOONa + CO2 + H2O =>
6 CH3COO + 7 NaHCO3 = 7 CHCOONa + 5 CO2 + 9 H2O
SO2 + FeO = SO3 + Fe =>
SO2 + FeO = SO3 + Fe
MgCl2*6H2O = Mg(OH)2 + HCl + H2O =>
MgCl2*6H2O = Mg(OH)2 + 2 HCl + 4 H2O
Ba(OH)2 + H2(SO4) = Ba2(SO4)2 + H(OH) =>
2 Ba(OH)2 + 2 H2(SO4) = Ba2(SO4)2 + 4 H(OH)
Cu2O + H2 = Cu2 + H2O =>
Cu2O + H2 = Cu2 + H2O
C6H6(aq) + O2(aq) = H2O(aq) + CO2(g) =>
2 C6H6(aq) + 15 O2(aq) = 6 H2O(aq) + 12 CO2(g)
HBr + Al(OH)3 = H2O + AlBr + O =>
HBr + Al(OH)3 = 2 H2O + AlBr + O
U(OH)6 = UO3 + H2O =>
U(OH)6 = UO3 + 3 H2O
Cr2(SO4)3Na2CO3 = Cr2CO3Na2(SO4)3 =>
Cr2(SO4)3Na2CO3 = Cr2CO3Na2(SO4)3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KHSO3 + K2S = K2SO3 + H2S =>
2 KHSO3 + K2S = 2 K2SO3 + H2S
OH + Mg3N2 = Mg(OH)2 + N2 =>
6 OH + Mg3N2 = 3 Mg(OH)2 + N2
Cu2S3 + O2 = Cu2O3 + SO2 =>
2 Cu2S3 + 9 O2 = 2 Cu2O3 + 6 SO2
Cu2S + SO4 = CuO + SO2 =>
Cu2S + 2 SO4 = 2 CuO + 3 SO2
NaBH4(s) + C14H12O2(s) + H2O(l) + HCl = C14H14O2 + B(OH)3 + NaCl =>
NaBH4(s) + 4 C14H12O2(s) + 3 H2O(l) + HCl = 4 C14H14O2 + B(OH)3 + NaCl
Cu2SO4 + H2O = Cu + H2SO4 + O2 =>
2 Cu2SO4 + 2 H2O = 4 Cu + 2 H2SO4 + O2
La(NO3)3*6H2O + (NH4)2HPO4 = LaPO4 + NO2 + NH3 + H2O =>
7 La(NO3)3*6H2O + 7(NH4)2HPO4 = 7 LaPO4 + 24 NO2 + 11 NH3 + 57 H2O
Cu3(PO4)2 + Al(NO2)3 = Cu(NO2)2 + Al3(PO4)3 =>
3 Cu3(PO4)2 + 6 Al(NO2)3 = 9 Cu(NO2)2 + 2 Al3(PO4)3
NH4NO3 + KOH = KNO3NH3 + H2O =>
NH4NO3 + KOH = KNO3NH3 + H2O
NaBH4 + BBr3 = NaBBr4 + B2H6 =>
3 NaBH4 + 4 BBr3 = 3 NaBBr4 + 2 B2H6
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
V(NO3)5 = V2O5 + NO2 + O2 =>
4 V(NO3)5 = 2 V2O5 + 20 NO2 + 5 O2
S8 + NO3{-} + H2O = SO2 + NO + OH{-} =>
3 S8 + 32 NO3{-} + 16 H2O = 24 SO2 + 32 NO + 32 OH{-}
Ca(OH)2 + Na3Po4 = NaOH + Ca3(Po4)2 =>
3 Ca(OH)2 + 2 Na3Po4 = 6 NaOH + Ca3(Po4)2
Ni{2+} + (Fe(CN)6){3-} = Ni3(Fe(CN)6)2 =>
3 Ni{2+} + 2(Fe(CN)6){3-} = Ni3(Fe(CN)6)2
NaCO3(aq)CaCl(aq) = NaClCaCO3 =>
NaCO3(aq)CaCl(aq) = NaClCaCO3
Ca(OH)2 + HCl = Ca(OH)2HCl =>
Ca(OH)2 + HCl = Ca(OH)2HCl
Cu4(SO4)4Na8S4 = CuSNa2SO4 =>
Cu4(SO4)4Na8S4 = 4 CuSNa2SO4
Cu3(PO4)2 + H2O = CuO + H3PO4 =>
Cu3(PO4)2 + 3 H2O = 3 CuO + 2 H3PO4
Al + NaOH{-} + H2O = NaAl(OH{-})4 + H2 =>
2 Al + 2 NaOH{-} + 6 H2O = 2 NaAl(OH{-})4 + 3 H2
MgO + SO3 = MgSO3 + O2 =>
2 MgO + 2 SO3 = 2 MgSO3 + O2
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
CuCl + KOH = CuOH + KCl =>
CuCl + KOH = CuOH + KCl
Fe + Mn2 = FeMn3 =>
2 Fe + 3 Mn2 = 2 FeMn3
Zn(cr) + CrCl3 = CrCl2(aq) + ZnCl2(aq) =>
Zn(cr) + 2 CrCl3 = 2 CrCl2(aq) + ZnCl2(aq)
Pb(NO3)2(aq) + NH3(aq) + H2O(l) = Pb(OH)2(s) + NH4NO3(aq) =>
Pb(NO3)2(aq) + 2 NH3(aq) + 2 H2O(l) = Pb(OH)2(s) + 2 NH4NO3(aq)
La2O3 + CrO3 = LaCrO3 + O2 =>
2 La2O3 + 4 CrO3 = 4 LaCrO3 + 3 O2
KNO3(aq) + Na3PO4(aq) = KNa3(aq) + PO4NO3(s) =>
KNO3(aq) + Na3PO4(aq) = KNa3(aq) + PO4NO3(s)
Cl2 + KBr = Cl2K2 + Br =>
Cl2 + 2 KBr = Cl2K2 + 2 Br
NH4Cl + CuO = NH3 + CuCl2 + H2O =>
2 NH4Cl + CuO = 2 NH3 + CuCl2 + H2O
potassiumhydroxide + ammoniumsulfate = potassiumsulfate + ammonia + water =>
2 KOH + (NH4)2SO4 = K2SO4 + 2 NH3 + 2 H2O
Fe + HNO3 + HCl = FeCl3 + N2O + H2O =>
8 Fe + 6 HNO3 + 24 HCl = 8 FeCl3 + 3 N2O + 15 H2O
Ni(NO3)2 + HAc = NiAc + H(NO3)2 =>
Ni(NO3)2 + HAc = NiAc + H(NO3)2
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
LaNi5H6 = LaNi5 + H =>
LaNi5H6 = LaNi5 + 6 H
CO2 + H2O + N2 = C6H12O6 + HNO3 =>
30 CO2 + 42 H2O + 12 N2 = 5 C6H12O6 + 24 HNO3
CuF2 + AgNO3 = CuNO3 + AgF2 =>
CuF2 + AgNO3 = CuNO3 + AgF2
Fe + C6H7O8 + H2PO4 = H3O + FeHPO4 + C6H6 =>
23 Fe + C6H7O8 + 23 H2PO4 = 8 H3O + 23 FeHPO4 + C6H6
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Équations équilibrées sur01/29/25
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