| Équations équilibrées la veille | Équations équilibrées le lendemain |
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na2[Zn(OH)4] + CO2 = NaHCO3 + ZnCO3 + H2O =>
Na2[Zn(OH)4] + 3 CO2 = 2 NaHCO3 + ZnCO3 + H2O
NH = N2 + H2 =>
2 NH = N2 + H2
Cl + O2 = ClO2 =>
Cl + O2 = ClO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
ZnCl(aq) + NH4S(aq) = ZnS(s) + NH4Cl(aq) =>
ZnCl(aq) + NH4S(aq) = ZnS(s) + NH4Cl(aq)
IO3{-} + SO2 + H2O = I{-} + SO4{2-} + H{+} =>
IO3{-} + 3 SO2 + 3 H2O = I{-} + 3 SO4{2-} + 6 H{+}
HCH3COO + OH = CH3COO + H2O =>
HCH3COO + OH = CH3COO + H2O
Ba(NO3)2 + Li2SO4 = BaSO4 + LiNO3 =>
Ba(NO3)2 + Li2SO4 = BaSO4 + 2 LiNO3
[C6H5NH3]Cl + AgNO3 = C6H5NH3NO3 + AgCl =>
[C6H5NH3]Cl + AgNO3 = C6H5NH3NO3 + AgCl
FeO + HNO3 = Fe(NO3)3 + NO1 + H2O =>
3 FeO + 10 HNO3 = 3 Fe(NO3)3 + NO1 + 5 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + CaC2O4 = Ca + ZnC2O4 =>
Zn + CaC2O4 = Ca + ZnC2O4
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
C8H8 + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
7 C8H8 + 8 KMnO4 + 12 H2SO4 = 8 C7H6O2 + 4 K2SO4 + 8 MnSO4 + 16 H2O
Mg + H2S = MgS2 + H2 =>
Mg + 2 H2S = MgS2 + 2 H2
[Co(NH3)6]Cl2 + KOH + H2O = Co(OH)2 + KCl + NH4OH =>
[Co(NH3)6]Cl2 + 2 KOH + 6 H2O = Co(OH)2 + 2 KCl + 6 NH4OH
KOH + MnO4 = KMnO4 + OH =>
KOH + MnO4 = KMnO4 + OH
C6H5CH3(NO2)3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C6H5COOH(NO2)3 =>
5 C6H5CH3(NO2)3 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 14 H2O + 5 C6H5COOH(NO2)3
Cr + HI = H2 + CrI3 =>
2 Cr + 6 HI = 3 H2 + 2 CrI3
CH3CHOHCH2CH3 + KMnO4 + H2SO4 = CH3COHCH2CH3 + MnSO4 + H2O + KSO4 =>
4 CH3CHOHCH2CH3 + KMnO4 + 2 H2SO4 = 4 CH3COHCH2CH3 + MnSO4 + 4 H2O + KSO4
(NH4)2WO4 + H3BO3 = (NH4)9BW12O42 + NH3 + H2O =>
12(NH4)2WO4 + H3BO3 = (NH4)9BW12O42 + 15 NH3 + 9 H2O
ZnHPO4 + Pb(NO3)2 = Zn3(PO4)2 + Pb3(PO4)2 + HNO3 =>
6 ZnHPO4 + 3 Pb(NO3)2 = 2 Zn3(PO4)2 + Pb3(PO4)2 + 6 HNO3
Fe2{+} + H + Cr2O7 = Cr3{+} + Fe3{+} + H2O =>
6 Fe2{+} + 42 H + 3 Cr2O7 = 2 Cr3{+} + 4 Fe3{+} + 21 H2O
CO2 + H2O = O2 + H2CO =>
CO2 + H2O = O2 + H2CO
Cu(NO3)2 + K2CrO4 = Cu2(CrO4)2 + KNO3 =>
2 Cu(NO3)2 + 2 K2CrO4 = Cu2(CrO4)2 + 4 KNO3
Cu(NH3)4(NO3)2(H2O) + H2S + H2O = CuS + NH4OH + HNO3 =>
Cu(NH3)4(NO3)2(H2O) + H2S + 3 H2O = CuS + 4 NH4OH + 2 HNO3
(a)Cl2(g) + KI(aq) = I2(s) + KCl(aq) =>
(a)Cl2(g) + 2 KI(aq) = I2(s) + 2 KCl(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb + AgNO3 = PbAgNO3 =>
Pb + AgNO3 = PbAgNO3
Cu(OH)2 + C2H4O2 = Cu(C2H4O2)2 + OH =>
Cu(OH)2 + 2 C2H4O2 = Cu(C2H4O2)2 + 2 OH
C2H5OH + Ba(MnO4)2 + H{+} = CO2 + MnO2 + H2O + Ba{2+} =>
C2H5OH + 2 Ba(MnO4)2 + 4 H{+} = 2 CO2 + 4 MnO2 + 5 H2O + 2 Ba{2+}
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ca(BrO3)2 + NaBr + HCl = CaCl2 + NaCl + Br2H2O =>
Ca(BrO3)2 + 10 NaBr + 12 HCl = CaCl2 + 10 NaCl + 6 Br2H2O
Na2[Zn(OH4)] + H2O = Zn + NaOH + H2 =>
Na2[Zn(OH4)] + H2O = Zn + 2 NaOH + 2 H2
KMnO4 + Ag + H2SO4 = Ag2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 10 Ag + 8 H2SO4 = 5 Ag2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
CuO + HCl = CuCl2 + H2OCu(OH)2 = CuO + H2O =>
3 CuO + 4 HCl = 2 CuCl2 + H2OCu(OH)2
Cu(s) + HNO3(l) = Cu(NO3)2 + NO2 + H2O =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2 + 2 NO2 + 2 H2O
Ba(NO3)2(aq) + CaSO4(aq) = BaSO4(s) + Ca(NO3)2(aq) =>
Ba(NO3)2(aq) + CaSO4(aq) = BaSO4(s) + Ca(NO3)2(aq)
CH3OH + O2 = H2COH2O =>
2 CH3OH + O2 = 2 H2COH2O
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
SnO2(s) + HNO3(aq) = Sn(NO3)4(s) + H2O(l) =>
SnO2(s) + 4 HNO3(aq) = Sn(NO3)4(s) + 2 H2O(l)
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
(Cr(OH)2)3PO4 + H2SO4 = Cr2(SO4)3 + CrPO4 + H2O =>
(Cr(OH)2)3PO4 + 3 H2SO4 = Cr2(SO4)3 + CrPO4 + 6 H2O
NH = N2 + H2 =>
2 NH = N2 + H2
CrCl3 + K3[Fe(CN)6] = Cr[Fe(CN)6] + KCl =>
CrCl3 + K3[Fe(CN)6] = Cr[Fe(CN)6] + 3 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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