| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 7 Fe = 7 FeO + 2 KCr
MgCO3(aq) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(aq) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
NaC2H3O2 + HCl = NaCl + HC2H3O2 =>
NaC2H3O2 + HCl = NaCl + HC2H3O2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
NaC2H3O2 + Cu(NO3)2 = NaNO3 + Cu(C2H3O2)2 =>
2 NaC2H3O2 + Cu(NO3)2 = 2 NaNO3 + Cu(C2H3O2)2
K + O2 = K2O =>
4 K + O2 = 2 K2O
HBr + Cl = HCl + Br =>
HBr + Cl = HCl + Br
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NaC2H3O2 + FeSO4 = Na2(SO4) + Fe(C2H3O2)2 =>
2 NaC2H3O2 + FeSO4 = Na2(SO4) + Fe(C2H3O2)2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MgI2 + H2SO4 + NaNO3 = I2 + MgSO4 + NaNO2 + H2O =>
MgI2 + H2SO4 + NaNO3 = I2 + MgSO4 + NaNO2 + H2O
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
FeS + O2 = FeO3 + SO2 =>
2 FeS + 5 O2 = 2 FeO3 + 2 SO2
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
PBr3(l) + H2O(l) = H3PO3(aq) + HBr(aq) =>
PBr3(l) + 3 H2O(l) = H3PO3(aq) + 3 HBr(aq)
HBr(g) + Cl(aq) = HCl(aq) + Br(g) =>
HBr(g) + Cl(aq) = HCl(aq) + Br(g)
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HBr(g) + Cl(aq) = HCl(s) + Br(g) =>
HBr(g) + Cl(aq) = HCl(s) + Br(g)
C6H5COOH + CO2{3-} = CO2 + H2O + C6H5COO{-} =>
29 C6H5COOH + 10 CO2{3-} = 3 CO2 + 12 H2O + 30 C6H5COO{-}
HBr(g) + Cl(aq) = HCl(aq) + Br(g) =>
HBr(g) + Cl(aq) = HCl(aq) + Br(g)
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
(NH4)2SO4 + KBr = NH4Br + K2SO4 =>
(NH4)2SO4 + 2 KBr = 2 NH4Br + K2SO4
NAO + H20 = NAOH =>
20 NAO + H20 = 20 NAOH
C + CO2 = CO =>
C + CO2 = 2 CO
K2S + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O =>
5 K2S + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 9 K2SO4 + 12 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
LiOH + Al(NO3)3 = Li(NO3)3 + AlOH =>
LiOH + Al(NO3)3 = Li(NO3)3 + AlOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2CO3 + Ca(H2PO4)2 = CaCO3 + H3PO4 =>
H2CO3 + Ca(H2PO4)2 = CaCO3 + 2 H3PO4
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
C8H10 + O2 = C8H8O + H2O =>
C8H10 + O2 = C8H8O + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
KMnO4 + Na2SO3 + NaOH = Na2MnO4 + K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 NaOH = Na2MnO4 + K2MnO4 + Na2SO4 + H2O
CS2(s) + O2(g) = CO2(g) + SO2(g) =>
CS2(s) + 3 O2(g) = CO2(g) + 2 SO2(g)
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
P + OH{-} + H2O = PH3 + H2PO2{-} =>
4 P + 3 OH{-} + 3 H2O = PH3 + 3 H2PO2{-}
(C3H3N) = C + H2 + N2 =>
2(C3H3N) = 6 C + 3 H2 + N2
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
Mg + H2SO4 = Mg2SO4 + H2 =>
2 Mg + H2SO4 = Mg2SO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/13/16
Équations équilibrées sur09/12/15
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