| Équations équilibrées la veille |
Ag + 2 FeSO4 = Ag(SO4)2 + 2 Fe
Ni(CN)2 + HCl + H2O = NH4Cl + NiCl2 + CO =>
Ni(CN)2 + 4 HCl + 2 H2O = 2 NH4Cl + NiCl2 + 2 CO
KMnO4 + K2(COO)2 + H2SO4 = K2SO4 + H2O + MnSO4 + CO2 =>
2 KMnO4 + 5 K2(COO)2 + 8 H2SO4 = 6 K2SO4 + 8 H2O + 2 MnSO4 + 10 CO2
C30H102 + O2 = CO2 + H2O =>
2 C30H102 + 111 O2 = 60 CO2 + 102 H2O
AsH3 + Au{3+} + H2O = AsO3{2-} + Au + H{+} =>
3 AsH3 + 7 Au{3+} + 9 H2O = 3 AsO3{2-} + 7 Au + 27 H{+}
KNO3 + Ti + CO2 = TiO2 + N2 + K2CO3 =>
4 KNO3 + 5 Ti + 2 CO2 = 5 TiO2 + 2 N2 + 2 K2CO3
HgO(s) = Hg(s) + O(g) =>
HgO(s) = Hg(s) + O(g)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CS2 + O2 = COS + SO2 =>
2 CS2 + 3 O2 = 2 COS + 2 SO2
Ca(NO3)2(aq) + K2SO4(aq) = CaK2(aq) + (NO3)2SO4(aq) =>
Ca(NO3)2(aq) + K2SO4(aq) = CaK2(aq) + (NO3)2SO4(aq)
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + KClK2Cu(CN)3 + KCNO =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 KClK2Cu(CN)3 + KCNO
C2H5OH + O2 = C2COOH + H2O =>
6 C2H5OH + 9 O2 = 4 C2COOH + 16 H2O
FeCl3 + H2C2O4 = H2Cl3 + FeC2O4 =>
FeCl3 + H2C2O4 = H2Cl3 + FeC2O4
C12H7N2 + O2 = CO2 + H2O + NO2 =>
4 C12H7N2 + 63 O2 = 48 CO2 + 14 H2O + 8 NO2
Fe + L2 = FeL2 =>
Fe + L2 = FeL2
[Fe(NH3)6](OH)3 + NaOH + Cl2 = FeCl3 + O2 + NH4OH + NaCl =>
[Fe(NH3)6](OH)3 + 9 NaOH + 6 Cl2 = FeCl3 + 3 O2 + 6 NH4OH + 9 NaCl
Be3 + N2 = BeN =>
2 Be3 + 3 N2 = 6 BeN
H2CrO4 + Ba = H2Ba + CrO4 =>
H2CrO4 + Ba = H2Ba + CrO4
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Zn(NO3)26H2O + Fe(NO3)39H2O + C6H8O7 = ZnFeO4 + CO2 + H2O + N2O =>
18 Zn(NO3)26H2O + 18 Fe(NO3)39H2O + 317 C6H8O7 = 18 ZnFeO4 + 1902 CO2 + 1304 H2O + 585 N2O
KNO3 + KOH = K2O + HNO3 =>
KNO3 + KOH = K2O + HNO3
Zn + Mg2(SO4) = Mg + Zn2(SO4) =>
2 Zn + Mg2(SO4) = 2 Mg + Zn2(SO4)
CuCl2 + Na2SO4 = CuSO4 + ClNa =>
CuCl2 + Na2SO4 = CuSO4 + 2 ClNa
CuSO4 + Fe = (SO4) + FeCu =>
CuSO4 + Fe = (SO4) + FeCu
Na2(EDTA) + CuSO4 = SO4{2-} + Cu(EDTA) + Na{+} =>
Na2(EDTA) + CuSO4 = SO4{2-} + Cu(EDTA) + 2 Na{+}
CH3COOCH3CH2 + O2 = CO2 + H2O =>
CH3COOCH3CH2 + 5 O2 = 4 CO2 + 4 H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Hg + H3PO4 = Hg(PO4)3 + H2 =>
2 Hg + 6 H3PO4 = 2 Hg(PO4)3 + 9 H2
Fe(iii) + SCN = Fe(SCN) =>
Fe(iii) + SCN = Fe(SCN)
Cl2 + K2Cr2O7 = KClO3 + Cr2O3 + K2O =>
3 Cl2 + 5 K2Cr2O7 = 6 KClO3 + 5 Cr2O3 + 2 K2O
Mg(NO3)2 + Na3AsO4 = Mg3(AsO4)2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3AsO4 = Mg3(AsO4)2 + 6 NaNO3
Cr(OH)3 + IO3{-} = CrO3{2-} + I{-} + H2O + H{+} =>
6 Cr(OH)3 + IO3{-} = 6 CrO3{2-} + I{-} + 3 H2O + 12 H{+}
W2(SO4)7 + Cr(PO4)2 = Cr(SO4)7 + W2(PO4)2 =>
W2(SO4)7 + Cr(PO4)2 = Cr(SO4)7 + W2(PO4)2
NiO + H2SO4 = Ni + SO4 + H2O =>
NiO + H2SO4 = Ni + SO4 + H2O
Mg(OH)2 + K2CO3 = MgCO3 + KOH =>
Mg(OH)2 + K2CO3 = MgCO3 + 2 KOH
OH{-} = O + H + e =>
OH{-} = O + H + e
Ca + CH3COOH = Ca(CH3COO)2 + H2 =>
Ca + 2 CH3COOH = Ca(CH3COO)2 + H2
BaCO3 + SiO2 = BaSi2O5 + CO2 =>
BaCO3 + 2 SiO2 = BaSi2O5 + CO2
Ba(NO3)2(aq) + NH4Cl(aq) = BaCl2(aq) + NH4NO3(aq) =>
Ba(NO3)2(aq) + 2 NH4Cl(aq) = BaCl2(aq) + 2 NH4NO3(aq)
CH3COONa = Na2O + (CH3CO)2O =>
2 CH3COONa = Na2O + (CH3CO)2O
CrO3 + C = Cr + CO =>
CrO3 + 3 C = Cr + 3 CO
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
PbO + GeCl4 = GeO2 + PbCl2 =>
2 PbO + GeCl4 = GeO2 + 2 PbCl2
C5H11OH + H2SO4 + K2Cr2O7 = C4H9CHO + K2SO4 + Cr2(SO4)3 + H2O =>
3 C5H11OH + 4 H2SO4 + K2Cr2O7 = 3 C4H9CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
Pb2NO4 + Na2I = Na2NO4 + Pb2I =>
Pb2NO4 + Na2I = Na2NO4 + Pb2I
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + KClK2Cu(CN)3 + KCNO =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 KClK2Cu(CN)3 + KCNO
AgNO3 + Br + K = AgBr + KNO3 =>
AgNO3 + Br + K = AgBr + KNO3
Li2CO3 + NH4OH = LiOH + (NH4)2CO3 =>
Li2CO3 + 2 NH4OH = 2 LiOH + (NH4)2CO3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
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