| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 Cr2O7 + 7 Cl2 = 12 Cr + 14 ClO3
CH3COO + Na2CO3 = CH3COONa + H2O + CO2 =>
16 CH3COO + 7 Na2CO3 = 14 CH3COONa + 3 H2O + 11 CO2
HOCN + H2O = H2OCN + OH =>
HOCN + H2O = H2OCN + OH
Ag + KSCN = AgSCN + K =>
Ag + KSCN = AgSCN + K
P2O5 + C2 = P + CO =>
2 P2O5 + 5 C2 = 4 P + 10 CO
NaN3 + NaNO3 = Na2O + N2 =>
5 NaN3 + NaNO3 = 3 Na2O + 8 N2
C2H2 + NO = CO2 + H2O + N2 =>
2 C2H2 + 10 NO = 4 CO2 + 2 H2O + 5 N2
H2 + NFl3 = N + HFl =>
3 H2 + 2 NFl3 = 2 N + 6 HFl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
N2 = N4 =>
2 N2 = N4
Ba(OH)2 + Cu(SO4) = BaSO4 + Cu(OH)2 =>
Ba(OH)2 + Cu(SO4) = BaSO4 + Cu(OH)2
H3C6H5O7(aq) + NaOH(aq) = Na3C6H5O7(aq) + H2O(l) =>
H3C6H5O7(aq) + 3 NaOH(aq) = Na3C6H5O7(aq) + 3 H2O(l)
Fe(NO3)3 + Sn(NO3)2 = Fe(NO3)2 + Sn(NO3)4 =>
2 Fe(NO3)3 + Sn(NO3)2 = 2 Fe(NO3)2 + Sn(NO3)4
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Cu(NO3)2 + NaBr = CuBr2 + NaNO3 =>
Cu(NO3)2 + 2 NaBr = CuBr2 + 2 NaNO3
CrO3 + C = Cr + CO2 =>
2 CrO3 + 3 C = 2 Cr + 3 CO2
Cr(OH)4{-} + Cl2 + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)4{-} + 3 Cl2 + 8 OH{-} = 2 CrO4{2-} + 6 Cl{-} + 8 H2O
KMnO4 + CoCl2 + HCl = CoCl3 + KCl + MnCl2 + H2O =>
KMnO4 + 5 CoCl2 + 8 HCl = 5 CoCl3 + KCl + MnCl2 + 4 H2O
Fe(s) + H2SO4(aq) = FeSO4(aq) + H2(g) =>
Fe(s) + H2SO4(aq) = FeSO4(aq) + H2(g)
NaHCO3 + H(C2H3O2) = Na(C2H3O2) + H2CO3 =>
NaHCO3 + H(C2H3O2) = Na(C2H3O2) + H2CO3
CaBr2 + K2S = KBr + CaS =>
CaBr2 + K2S = 2 KBr + CaS
CaBr2 + KOH = Ca(OH)2 + KBr =>
CaBr2 + 2 KOH = Ca(OH)2 + 2 KBr
NO3{-} + H2S = N2 + SO4{2-} + H{+} + H2O =>
8 NO3{-} + 5 H2S = 4 N2 + 5 SO4{2-} + 2 H{+} + 4 H2O
C4H12N2 + O2 = CO2 + H2O + N2 =>
C4H12N2 + 7 O2 = 4 CO2 + 6 H2O + N2
Cr2(SO4)3 + Fe(NO3)3 = Cr(NO3)3 + Fe2(SO4)3 =>
Cr2(SO4)3 + 2 Fe(NO3)3 = 2 Cr(NO3)3 + Fe2(SO4)3
Cu(OH)2 + Na2SO4 = CuSO4 + NaOH =>
Cu(OH)2 + Na2SO4 = CuSO4 + 2 NaOH
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
NaCl + HOH = NaOH + HCl =>
NaCl + HOH = NaOH + HCl
Fe(NO3)3(aq) + HCl(aq) = FeCl(aq) + H(NO3)3(aq) =>
Fe(NO3)3(aq) + HCl(aq) = FeCl(aq) + H(NO3)3(aq)
Mg(s) + O2(s) = MgO =>
2 Mg(s) + O2(s) = 2 MgO
Cu2 + AgNo3 = Cu(No3)2 + Ag =>
Cu2 + 4 AgNo3 = 2 Cu(No3)2 + 4 Ag
BaCl2 + K2Cr2O7 = KCl + BaCr2O7 =>
BaCl2 + K2Cr2O7 = 2 KCl + BaCr2O7
Fe(NH4)2(SO4)2 + H2C2O4 + K2C2O4 + H2O2 = H2SO4 + (NH4)2SO4 + K3(Fe(C2O4)3) + H2O =>
2 Fe(NH4)2(SO4)2 + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 H2SO4 + 2(NH4)2SO4 + 2 K3(Fe(C2O4)3) + 2 H2O
CO + C = C3O2 =>
2 CO + C = C3O2
H + Ba = H2Ba =>
2 H + Ba = H2Ba
BaCl2(aq) + (NH4)2CO3(aq) = BaCO3(s) + NH4Cl(aq) =>
BaCl2(aq) + (NH4)2CO3(aq) = BaCO3(s) + 2 NH4Cl(aq)
Zn(HCO3)2 = ZnCO3 + H2O + CO2 =>
Zn(HCO3)2 = ZnCO3 + H2O + CO2
Ga2O3 = Ga + O2 =>
2 Ga2O3 = 4 Ga + 3 O2
V + OH = V(OH)2 =>
V + 2 OH = V(OH)2
Hg(OH)2 + H3PO3 = Hg3(PO3)2 + HOH =>
3 Hg(OH)2 + 2 H3PO3 = Hg3(PO3)2 + 6 HOH
Cr + PbF2 = CrF2 + Pb =>
Cr + PbF2 = CrF2 + Pb
C + HOH = CO2 + H2 =>
C + 2 HOH = CO2 + 2 H2
K2S + Ba(NO3)2 = K(NO3) + BaS =>
K2S + Ba(NO3)2 = 2 K(NO3) + BaS
Zn(s) + S8(s) = ZnS(s) =>
8 Zn(s) + S8(s) = 8 ZnS(s)
PbO + NaOH = Pb(OH)2 + Na2O =>
PbO + 2 NaOH = Pb(OH)2 + Na2O
C3H12 + O6 = CO2 + H2O =>
C3H12 + 2 O6 = 3 CO2 + 6 H2O
C2H5OH + NaClO = CHCl3 + NaOH + HCOONa + H2O =>
3 C2H5OH + 12 NaClO = 4 CHCl3 + 10 NaOH + 2 HCOONa + H2O
Al(s) + NiCl2(aq) = AlCl3(aq) + Ni(s) =>
2 Al(s) + 3 NiCl2(aq) = 2 AlCl3(aq) + 3 Ni(s)
Al + SO3 = Al(SO3) =>
Al + SO3 = Al(SO3)
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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