| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(CH3COO)2 + 2 KI = PbI2 + 2 K(CH3COO)
KNO3 + SiO2 + ZnS = K2SiO3 + ZnO + N2 + SO2 =>
6 KNO3 + 3 SiO2 + 5 ZnS = 3 K2SiO3 + 5 ZnO + 3 N2 + 5 SO2
NaAlSi3O8 + KCl = AlCl3 + K2O + NaCl + SiO2 =>
NaAlSi3O8 + 4 KCl = AlCl3 + 2 K2O + NaCl + 3 SiO2
NaO + HNO3 = Na(NO3)2 + H2O =>
NaO + 2 HNO3 = Na(NO3)2 + H2O
NO2 = N + O2 =>
NO2 = N + O2
HI(aq) + KHSO3(aq) = KI + H2SO3 =>
HI(aq) + KHSO3(aq) = KI + H2SO3
NH3 + HCl = NH2 + H2Cl =>
NH3 + HCl = NH2 + H2Cl
KOH(aq) + Mg(NO3)2(aq) = Mg(OH)2(s) + KNO3 =>
2 KOH(aq) + Mg(NO3)2(aq) = Mg(OH)2(s) + 2 KNO3
Pb(NO3)2 + H2SO4 = PbSO4 + NHO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 NHO3
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-} =>
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-}
Na2C2O4 + Ca(NO3)2 = NaNO3 + CaC2O4 =>
Na2C2O4 + Ca(NO3)2 = 2 NaNO3 + CaC2O4
CrO + HCl = Cl2 + Cr + H2O =>
CrO + 2 HCl = Cl2 + Cr + H2O
Cu(s) + H2SO4(aq) = CuSO4 + H2O + SO2 =>
Cu(s) + 2 H2SO4(aq) = CuSO4 + 2 H2O + SO2
Al(OH)3 + Ba(OH)2 = Ba(Al(OH)4)2 =>
2 Al(OH)3 + Ba(OH)2 = Ba(Al(OH)4)2
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Fe + Al = AlFe3 =>
3 Fe + Al = AlFe3
Na2 + HCI = NaCI + H2 =>
Na2 + 2 HCI = 2 NaCI + H2
Fe{2} + Pb{4}SO{2} = Fe{4} + Pb{2} =>
Fe{2} + Pb{4}SO{2} = Fe{4} + Pb{2}
Fe + C1{-}2 = FeC1{-}3 =>
Fe + C1{-}2 = FeC1{-}3
U2(SO4)3 + KMnO4 + H2SO4 = UO2(SO4)3 + MnSO4 + K2SO4 + H2O =>
5 U2(SO4)3 + 14 KMnO4 + 36 H2SO4 = 10 UO2(SO4)3 + 14 MnSO4 + 7 K2SO4 + 36 H2O
C8H10 + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 + CO2 =>
5 C8H10 + 42 KMnO4 + 63 H2SO4 = 42 MnSO4 + 88 H2O + 21 K2SO4 + 40 CO2
Cu + Kl = CuKl =>
Cu + Kl = CuKl
K2SO4 + BaC2H3O2 = K2C2H3O2 + BaSO4 =>
K2SO4 + BaC2H3O2 = K2C2H3O2 + BaSO4
Fe + C1{-}2 = FeC1{-}3 =>
Fe + C1{-}2 = FeC1{-}3
Fe + Pl = FePl =>
Fe + Pl = FePl
C6H3N3O7 + O2 = CO2 + H2O + NO2 =>
4 C6H3N3O7 + 25 O2 = 24 CO2 + 6 H2O + 12 NO2
H2O + NH4Cl = NH4 + HCl + O2 =>
2 H2O + 4 NH4Cl = 4 NH4 + 4 HCl + O2
KOH + CrCl2 = KCl + Cr(OH)2 =>
2 KOH + CrCl2 = 2 KCl + Cr(OH)2
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2O =>
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2O
K2CO3 + H2CO3 = KHCO3 =>
K2CO3 + H2CO3 = 2 KHCO3
C3H3Ag + HCl = C3H4 + AgCl =>
C3H3Ag + HCl = C3H4 + AgCl
H2SO4 + K2Cr2O7 + KI = Cr2SO4 + K2SO4 + I2 + H2O =>
7 H2SO4 + K2Cr2O7 + 10 KI = Cr2SO4 + 6 K2SO4 + 5 I2 + 7 H2O
N2H2*H2O = N2 + H2O + NH4 =>
4 N2H2*H2O = 3 N2 + 4 H2O + 2 NH4
Na2SiO3 + CO2 = NaCO2 + SiO3 =>
Na2SiO3 + 2 CO2 = 2 NaCO2 + SiO3
NH3(g) + O2(g) = NO4(g) + H2O(g) =>
4 NH3(g) + 11 O2(g) = 4 NO4(g) + 6 H2O(g)
CH3CHNH2COOH + H2O = CO2 + NH4 + H =>
CH3CHNH2COOH + 4 H2O = 3 CO2 + NH4 + 11 H
Cr(OH)2 + O2 + H2O = Cr(OH)4 =>
2 Cr(OH)2 + O2 + 2 H2O = 2 Cr(OH)4
V + O2 = V2O3 =>
4 V + 3 O2 = 2 V2O3
CaOSiO2 = CaO + SiO2 =>
CaOSiO2 = CaO + SiO2
C2H3ClO3 = C2 + H3 + ClO3 =>
C2H3ClO3 = C2 + H3 + ClO3
CaSiO3 + HCl = CaSi + H2O + Cl2 =>
CaSiO3 + 6 HCl = CaSi + 3 H2O + 3 Cl2
Na2SO3(aq) + S(s) = Na2S2O3 =>
Na2SO3(aq) + S(s) = Na2S2O3
Fe + C1{-}2 = FeC1{-}3 =>
Fe + C1{-}2 = FeC1{-}3
C5H12O + HCl = C5H11Cl + H2O =>
C5H12O + HCl = C5H11Cl + H2O
KOH + CaS = KCa + OHS =>
KOH + CaS = KCa + OHS
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
CrO + HCl = Cl2 + Cr + H2O =>
CrO + 2 HCl = Cl2 + Cr + H2O
Fe2O3 + H2O = Fe(OH)3 = =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
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