| Équations équilibrées la veille |
5 Cu(CH3COO)2 + 16 KNO3 = 5 CuO + 8 K2CO3 + 15 H2O + 12 CO2 + 8 N2
KNO3 + H2SO4 = K2SO4 + H + NO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 H + 2 NO3
KClO03 + S = KCl + SO2 =>
2 KClO03 + 3 S = 2 KCl + 3 SO2
CrI3 + NaOH + NaIO3 = Na2CrO4 + NaI + H2O =>
2 CrI3 + 10 NaOH + NaIO3 = 2 Na2CrO4 + 7 NaI + 5 H2O
Ba + Na2(SO4) = BaSO4 + Na =>
Ba + Na2(SO4) = BaSO4 + 2 Na
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H10O4 = C5H8O + H2O + CO2 =>
C6H10O4 = C5H8O + H2O + CO2
ZrO2 + H2O = (HZrO3){-} + H{+} =>
ZrO2 + H2O = (HZrO3){-} + H{+}
Se + Br2 = SeBr2 =>
Se + Br2 = SeBr2
Ba(CH3COO)2 + NaOH = CH3COONa + Ba(OH)2 =>
Ba(CH3COO)2 + 2 NaOH = 2 CH3COONa + Ba(OH)2
Cr2O72{-} + I{-} + H{+} = Cr3{+} + IO3{-} + H2O =>
18 Cr2O72{-} + 427 I{-} + 30 H{+} = 12 Cr3{+} + 427 IO3{-} + 15 H2O
Na2ZnO2 + H2SO4 = H2ZnO2 + Na2SO4 =>
Na2ZnO2 + H2SO4 = H2ZnO2 + Na2SO4
Na2SO4 + CuSO4 = Na2SO4CuSO4 =>
Na2SO4 + CuSO4 = Na2SO4CuSO4
Cu(CH3COO)2 + KNO3 = CuO + K2CO3 + H2O + CO2 + N2 =>
5 Cu(CH3COO)2 + 16 KNO3 = 5 CuO + 8 K2CO3 + 15 H2O + 12 CO2 + 8 N2
NaNO2 + BaCl2 = NaCl + BaNO2 + NO2 =>
2 NaNO2 + BaCl2 = 2 NaCl + BaNO2 + NO2
NaNO3 + BaCl2 = Ba(NO3)2 + NaCl =>
2 NaNO3 + BaCl2 = Ba(NO3)2 + 2 NaCl
C2H8N2 + H2O = C2H9N2 + OH =>
C2H8N2 + H2O = C2H9N2 + OH
Al + HNO3 = Al(NO3)3 + NH4NH3 + H2O =>
17 Al + 57 HNO3 = 17 Al(NO3)3 + 3 NH4NH3 + 18 H2O
F{-} + Br2 = Br{-} + F2 =>
2 F{-} + Br2 = 2 Br{-} + F2
CH3C(CH3)2OH + HCl = CH3C(CH3)ClCH3 + H2O =>
CH3C(CH3)2OH + HCl = CH3C(CH3)ClCH3 + H2O
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3 + KNO3 =>
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3 + 2 KNO3
KCN + NH4Cl = NH4CN + KCl =>
KCN + NH4Cl = NH4CN + KCl
Se + Br2 = Se2Br2 =>
2 Se + Br2 = Se2Br2
Na2(TeO2) + NaI + HCl = NaCl + Te + I + H2O =>
Na2(TeO2) + 2 NaI + 4 HCl = 4 NaCl + Te + 2 I + 2 H2O
Al + Cu = AlCu3 =>
Al + 3 Cu = AlCu3
As2O3 + OH{-} = HAsO3{2-} + H2O =>
As2O3 + 4 OH{-} = 2 HAsO3{2-} + H2O
C20H42 + Cl2 = C + HCl =>
C20H42 + 21 Cl2 = 20 C + 42 HCl
Se + Br2 = SeBr6 =>
Se + 3 Br2 = SeBr6
AlBr3 + Na2CO3 = Na2Br3 + AlCO3 =>
AlBr3 + Na2CO3 = Na2Br3 + AlCO3
Sb2O5 = Sb2O4 + O2 =>
2 Sb2O5 = 2 Sb2O4 + O2
KBr + Pb(NO2)2 = K(NO2) + PbBr2 =>
2 KBr + Pb(NO2)2 = 2 K(NO2) + PbBr2
K3[Mn(C2O4)3] + KOH = MnO(OH)2 + K2C2O4 + MnC2O4 + H2O =>
2 K3[Mn(C2O4)3] + 4 KOH = MnO(OH)2 + 5 K2C2O4 + MnC2O4 + H2O
C3H8O2 + NaOH = NaOCH2CH2CH2ONa + H2O =>
C3H8O2 + 2 NaOH = NaOCH2CH2CH2ONa + 2 H2O
Na2S + ZnCl2 = NaCl + ZnS =>
Na2S + ZnCl2 = 2 NaCl + ZnS
KHCO3 + Ba(NO3)2 = BaCO3 + H2O + CO2 + KNO3 =>
2 KHCO3 + Ba(NO3)2 = BaCO3 + H2O + CO2 + 2 KNO3
C3H6 + K2Cr2O7 + H2SO4 = C3H6O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H6 + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + K2SO4 + Cr2(SO4)3 + 4 H2O
K2CrO4 + AlCl3 = KCl + Al2(CrO4)3 =>
3 K2CrO4 + 2 AlCl3 = 6 KCl + Al2(CrO4)3
Au(CN)3 + Cu = Cu(CN)2 + Au =>
2 Au(CN)3 + 3 Cu = 3 Cu(CN)2 + 2 Au
Li2CO3 + H2SO4 = Li2SO4 + H2CO3 =>
Li2CO3 + H2SO4 = Li2SO4 + H2CO3
ZnSO4 + NaCl + H2 = ZnCl2 + Na2SO3 + H2O =>
ZnSO4 + 2 NaCl + H2 = ZnCl2 + Na2SO3 + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na2SO4 + C2H4O2 = NaHSO4 + NaC2H3O2 =>
Na2SO4 + C2H4O2 = NaHSO4 + NaC2H3O2
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
Mg(OH)2 + HCl = MgCl2(ac) + H2O(l) =>
Mg(OH)2 + 2 HCl = MgCl2(ac) + 2 H2O(l)
Fe(OH)3 + SnO + H2SO4 = FeSO4 + SnO4 + H2O =>
6 Fe(OH)3 + SnO + 6 H2SO4 = 6 FeSO4 + SnO4 + 15 H2O
Sr(NO3)2 + Fe(NO3)2 + C6H8O7 = SrFeO3 + NO2 + CO2 + CH4 =>
Sr(NO3)2 + Fe(NO3)2 + C6H8O7 = SrFeO3 + 4 NO2 + 4 CO2 + 2 CH4
Na2HPO3 + KBrO3 + HCl = H3PO4 + KBr + NaCl =>
3 Na2HPO3 + KBrO3 + 6 HCl = 3 H3PO4 + KBr + 6 NaCl
FeSO3 + HNO3 = Fe(NO3)3 + NO + H2SO4 + H2O =>
FeSO3 + 4 HNO3 = Fe(NO3)3 + NO + H2SO4 + H2O
Mn + Cl2 = MnCl6 =>
Mn + 3 Cl2 = MnCl6
NH2OH + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O =>
10 NH2OH + 2 KMnO4 + 3 H2SO4 = 5 N2 + 2 MnSO4 + K2SO4 + 18 H2O
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