| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 HBr + Cr = CrBr6 + 6 H
Fe + NaOH + H2O = H2 + NaFe(OH)4 =>
2 Fe + 2 NaOH + 6 H2O = 3 H2 + 2 NaFe(OH)4
H2 + Ca2 = HCa3 =>
H2 + 3 Ca2 = 2 HCa3
Na2(CO3) + KOH = K2CO3 + NaOH =>
Na2(CO3) + 2 KOH = K2CO3 + 2 NaOH
K2Cr2O7 + NaBr + H2SO4 = K2SO4 + Cr2(SO4)3 + NaSO4 + H2O + Br =>
K2Cr2O7 + 3 NaBr + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 NaSO4 + 7 H2O + 3 Br
MgC2O4 = MgO + CO2 + CO =>
MgC2O4 = MgO + CO2 + CO
K2CO3 + Pb(NO3)3 = KNO3 + Pb2(CO3)3 =>
3 K2CO3 + 2 Pb(NO3)3 = 6 KNO3 + Pb2(CO3)3
HI + Zn(NO3)2 = ZnI + H(NO3)2 =>
HI + Zn(NO3)2 = ZnI + H(NO3)2
CO(OH) + CuO = CO2 + H2O + Cu =>
2 CO(OH) + CuO = 2 CO2 + H2O + Cu
AlCl3(s) + Ca(s) = Al(s) + CaCl2(aq) =>
2 AlCl3(s) + 3 Ca(s) = 2 Al(s) + 3 CaCl2(aq)
C3H8O + O = C3H7O + H2O =>
2 C3H8O + O = 2 C3H7O + H2O
Cu(No3)2 + OH = Cu(OH)2 + No3 =>
Cu(No3)2 + 2 OH = Cu(OH)2 + 2 No3
C2X4Y4H8N4(HNO3)2 = H2 + N2 + X + CO2 + Y2O =>
C2X4Y4H8N4(HNO3)2 = 5 H2 + 3 N2 + 4 X + 2 CO2 + 2 Y2O
Na + S + O4 + H2O = Na2SO4*10H2O =>
2 Na + S + O4 + 10 H2O = Na2SO4*10H2O
HSO3{-} + ClO{-} = SO4{2-} + Cl{-} + H{+} =>
HSO3{-} + ClO{-} = SO4{2-} + Cl{-} + H{+}
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeS2 + O2(g) = Fe2O3 + SO2 =>
4 FeS2 + 11 O2(g) = 2 Fe2O3 + 8 SO2
C10H16 + Cl12 = C + HCl =>
3 C10H16 + 4 Cl12 = 30 C + 48 HCl
KFeO2 + HCl = FeCl3 + KCl + H2O =>
KFeO2 + 4 HCl = FeCl3 + KCl + 2 H2O
LaCl3 + H2O = La(OH)3 + HCl =>
LaCl3 + 3 H2O = La(OH)3 + 3 HCl
NH4OH + Ag + NaNO3 = [Ag(NH3)2]NO3 + NaOH + H2O =>
15 NH4OH + 8 Ag + 9 NaNO3 = 8[Ag(NH3)2]NO3 + 9 NaOH + 9 H2O
OH + PbSO4 = SO4 + Pb(OH)4 =>
4 OH + PbSO4 = SO4 + Pb(OH)4
PhNO2 + H2O = PhNH2 + O =>
PhNO2 + H2O = PhNH2 + 3 O
IO3 + I{-} = I2O3{-} =>
IO3 + I{-} = I2O3{-}
Li2(SO4) + H(SiO3) = Li2(SiO3) + HSO4 =>
Li2(SO4) + H(SiO3) = Li2(SiO3) + HSO4
Zn(OH)2 + K2O = ZnO + KOH =>
Zn(OH)2 + K2O = ZnO + 2 KOH
NH4I + NaNO2 = NaI + N2 + H2O =>
NH4I + NaNO2 = NaI + N2 + 2 H2O
KCrCl3 + Br2 + KOH = K2CrO4 + KBr + KCl + H2O =>
KCrCl3 + 2 Br2 + 8 KOH = K2CrO4 + 4 KBr + 3 KCl + 4 H2O
CrOH3 + KClO3 + KOH = KCrO4 + H2O + KCl =>
3 CrOH3 + 4 KClO3 + 3 KOH = 3 KCrO4 + 6 H2O + 4 KCl
Sodiumhydrogencarbonate + hydrochloricacid = carbondioxide + sodiumchloride + water =>
NaHCO3 + HCl = CO2 + NaCl + H2O
Ce(IOI3)4 + H2C2O4 = Ce2(C2O4)3 + I2 + CO2 + H2O =>
2 Ce(IOI3)4 + 8 H2C2O4 = Ce2(C2O4)3 + 16 I2 + 10 CO2 + 8 H2O
CI2 + KI = KCI + I23 =>
23 CI2 + 23 KI = 23 KCI + 2 I23
C2H12 + O2 = CO2 + H2 =>
C2H12 + 2 O2 = 2 CO2 + 6 H2
NH4(PO4) + BaC2H3O2 = Ba(PO4) + NH4C2H3O2 =>
NH4(PO4) + BaC2H3O2 = Ba(PO4) + NH4C2H3O2
CuSOe4 + FeCle3 = CuCle3 + FeSOe4 =>
CuSOe4 + FeCle3 = CuCle3 + FeSOe4
Ni(OH)2 + NH4Cl + NH4OH = H2O + [Ni(NH3)6]Cl2 =>
Ni(OH)2 + 2 NH4Cl + 4 NH4OH = 6 H2O + [Ni(NH3)6]Cl2
H2O(l) + Fe = Fe2O3 + H2(g) =>
3 H2O(l) + 2 Fe = Fe2O3 + 3 H2(g)
N2O3H2O = HNO2 =>
N2O3H2O = 2 HNO2
ZS + H2SO4 = H2S + ZSO4 =>
ZS + H2SO4 = H2S + ZSO4
Zn(OH)2 + NH3 = Zn(NH3)4{2+} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{2+} + 2 OH{-}
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C9H8O4 + CuCO3 = C36H28Cu2O16 + CO2 + H2O =>
4 C9H8O4 + 2 CuCO3 = C36H28Cu2O16 + 2 CO2 + 2 H2O
Zn(OH)2 + HBr = Zn + Br2 + H(OH)2 =>
2 Zn(OH)2 + 2 HBr = 2 Zn + Br2 + 2 H(OH)2
Cl2O5 + O2 = ClO4 =>
2 Cl2O5 + 3 O2 = 4 ClO4
P2H4 = PH4 + P4H2 =>
7 P2H4 = 6 PH4 + 2 P4H2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
HCl(aq) + NaHCO3(s) = NaCl(aq) + H(HCO3) =>
HCl(aq) + NaHCO3(s) = NaCl(aq) + H(HCO3)
Fe(s) + Cl2(l) = FeCl(l) =>
2 Fe(s) + Cl2(l) = 2 FeCl(l)
PbN6 + CrMnO8 = Pb3O4 + Cr2O3 + MnO2 + NO =>
27 PbN6 + 44 CrMnO8 = 9 Pb3O4 + 22 Cr2O3 + 44 MnO2 + 162 NO
FeBr3 + K2CO3 + H2O = Fe(OH)3 + KBr + H2CO3 =>
2 FeBr3 + 3 K2CO3 + 6 H2O = 2 Fe(OH)3 + 6 KBr + 3 H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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