| Équations équilibrées la veille | Équations équilibrées le lendemain |
NiSO4 + Na2CO3 = Na2SO4 + NiCO3
HCN + Cu(OH)2 = Cu(CN)2 + H2O =>
2 HCN + Cu(OH)2 = Cu(CN)2 + 2 H2O
KCl + O2 = KClO4 =>
KCl + 2 O2 = KClO4
LiOH + Fe(NO3)3 = Li(NO3) + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 Li(NO3) + Fe(OH)3
K2O2 + H2O = KOH + H2O2 =>
K2O2 + 2 H2O = 2 KOH + H2O2
zinc + sulfur = ZnS =>
Zn + S = ZnS
CoS + HNO3 = NO + H2O + S8 + Co(NO3)2 =>
24 CoS + 64 HNO3 = 16 NO + 32 H2O + 3 S8 + 24 Co(NO3)2
K2Cr2O7 + Fe(SO4) + H2(SO4) = Cr2(SO4)3 + K2SO4 + Fe(SO4)3 + H2O =>
2 K2Cr2O7 + 3 Fe(SO4) + 14 H2(SO4) = 2 Cr2(SO4)3 + 2 K2SO4 + 3 Fe(SO4)3 + 14 H2O
Br + MnO4 = MnO2 + BrO3 =>
2 Br + 3 MnO4 = 3 MnO2 + 2 BrO3
C5H7N2 + O2 = CO2 + NO2 + H2O =>
4 C5H7N2 + 35 O2 = 20 CO2 + 8 NO2 + 14 H2O
Na2SO4 + Cu(OH)2 + HCl = CuSO4 + NaCl + H2O =>
Na2SO4 + Cu(OH)2 + 2 HCl = CuSO4 + 2 NaCl + 2 H2O
ClBr + H2O = HBrO + HCl =>
ClBr + H2O = HBrO + HCl
C2H5OH + Na2O2 = CO2 + H2O + Na2O =>
C2H5OH + 6 Na2O2 = 2 CO2 + 3 H2O + 6 Na2O
CO + Fe{2+}O{3+} = Fe + CO{2+} =>
CO + Fe{2+}O{3+} = Fe + CO{2+}
CaCl2 + O2 = Cl2 + CaO =>
2 CaCl2 + O2 = 2 Cl2 + 2 CaO
NH4C2H3O2 + HNO3 = NH4NO3HC2H3O2 =>
NH4C2H3O2 + HNO3 = NH4NO3HC2H3O2
V2O5 + Na2O = VNa5 + O2 =>
V2O5 + 5 Na2O = 2 VNa5 + 5 O2
SrBr2(aq) + Li2SO4(aq) = SrSO4(s) + LiBr(aq) =>
SrBr2(aq) + Li2SO4(aq) = SrSO4(s) + 2 LiBr(aq)
CO + Fe{2+}O{3+} = Fe + CO{2+} =>
CO + Fe{2+}O{3+} = Fe + CO{2+}
NaCl + AgNO{3} = AgCl + NaNO{3] =>
NaCl + AgNO{3} = AgCl + NaNO{3]
Cr(NO3)3 + KCIO3 + KNO3 + H2O = K2Cr2O7 + KCI + HNO3 =>
2 Cr(NO3)3 + KCIO3 + 2 KNO3 + 4 H2O = K2Cr2O7 + KCI + 8 HNO3
NaCl + AgNO{3} = AgCl + NaNO{3] =>
NaCl + AgNO{3} = AgCl + NaNO{3]
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaHSO4 + Ca = CaSO4 + NaH =>
NaHSO4 + Ca = CaSO4 + NaH
Na2CO3(aq) + COCl2(aq) = NaCl(aq) + COCO3(s) =>
Na2CO3(aq) + COCl2(aq) = 2 NaCl(aq) + COCO3(s)
CO + Fe{2+}O{3+} = Fe + CO{2+} =>
CO + Fe{2+}O{3+} = Fe + CO{2+}
NaCl + AgNO{3} = AgCl + NaNO{3] =>
NaCl + AgNO{3} = AgCl + NaNO{3]
C4H10O + Na = C4H8ONa + H2 =>
C4H10O + Na = C4H8ONa + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaCl + AgNO{3} = AgCl + NaNO{3] =>
NaCl + AgNO{3} = AgCl + NaNO{3]
KNO3 + H2O = HNO3 + K2O =>
2 KNO3 + H2O = 2 HNO3 + K2O
Zn + NaVO3 + HCl + H2SO4 = VSO4 + ZnSO4 + NaCl + H2O =>
3 Zn + 2 NaVO3 + 2 HCl + 5 H2SO4 = 2 VSO4 + 3 ZnSO4 + 2 NaCl + 6 H2O
H{+} + Mn2{+} + NaBiO3 = Bi{3+} + MnO4{-} + Na{+} + H2O =>
46 H{+} + 2 Mn2{+} + 13 NaBiO3 = 13 Bi{3+} + 4 MnO4{-} + 13 Na{+} + 23 H2O
KBrO3 + HBr = KBr + H2O*Br2 =>
KBrO3 + 6 HBr = KBr + 3 H2O*Br2
{-}x = {-}4x =>
{-}x = {-}4x
Ba2(CO3)2 = BaO + CO2 =>
Ba2(CO3)2 = 2 BaO + 2 CO2
ZnI2 + H2SO4 = ZnSO4 + I2 + SO2 + H2O =>
ZnI2 + 2 H2SO4 = ZnSO4 + I2 + SO2 + 2 H2O
Br + N2 = N2Br3 =>
3 Br + N2 = N2Br3
NaOHMgSO4 = NaSO4MgOH =>
NaOHMgSO4 = NaSO4MgOH
SeCl2 = Se2Cl2SeCl4 =>
3 SeCl2 = Se2Cl2SeCl4
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
NH4S + I2 = NH4I + S =>
2 NH4S + I2 = 2 NH4I + 2 S
Ni(NO3)2 + NH4OH = Ni(OH)2 + NH4NO3 =>
Ni(NO3)2 + 2 NH4OH = Ni(OH)2 + 2 NH4NO3
NaOHMgSO4 = NaSO4MgOH =>
NaOHMgSO4 = NaSO4MgOH
H2*H2 + O2 = H2O =>
H2*H2 + O2 = 2 H2O
C3H6O3(s) + O2(g) = CO2(g) + H2O =>
C3H6O3(s) + 3 O2(g) = 3 CO2(g) + 3 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
ZrO2 + NH3 = ZrN + N2 + H2O =>
6 ZrO2 + 8 NH3 = 6 ZrN + N2 + 12 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + Mn(SO4)3 + K2SO4 + H2O =>
2 FeSO4 + 2 KMnO4 + 8 H2SO4 = Fe2(SO4)3 + 2 Mn(SO4)3 + K2SO4 + 8 H2O
Fe + N2 = Fe2N =>
4 Fe + N2 = 2 Fe2N
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/24
Équations équilibrées sur03/17/23
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