| Équations équilibrées la veille |
Al(OH)3 + 3 HCl = AlCl3() + 3 H2O
NaOHNa2CO3 = NaHCO3Na2O =>
NaOHNa2CO3 = NaHCO3Na2O
CH3NH2 + HCl = CH3NH3 + Cl82 =>
82 CH3NH2 + 82 HCl = 82 CH3NH3 + Cl82
KNO3 + H2SO4 + CU = CU(NO3)2 + K2SO4NO2 + H2O =>
4 KNO3 + 2 H2SO4 + CU = CU(NO3)2 + 2 K2SO4NO2 + 2 H2O
Zn + OS2 = ZnS2 + O =>
Zn + OS2 = ZnS2 + O
K4Si = K + Si =>
K4Si = 4 K + Si
(NH4)2SO4(aq) + Ba(OH)2(aq) = BaSO4 + H2O + NH3 =>
(NH4)2SO4(aq) + Ba(OH)2(aq) = BaSO4 + 2 H2O + 2 NH3
KNaC4H4O6*4H2O + O2 = CO2 + NaO + KO + H2O =>
KNaC4H4O6*4H2O + 3 O2 = 4 CO2 + NaO + KO + 6 H2O
InC3H9 + NH3 = InN + CH4 =>
InC3H9 + NH3 = InN + 3 CH4
C6H5CH3 + O2(oxygen) = CO2 + H2O(water) =>
C6H5CH3 + 9 O2(oxygen) = 7 CO2 + 4 H2O(water)
(NaHCO3) + (CH3COOH) = (H2CO3) + (NaCH3COO) =>
(NaHCO3) + (CH3COOH) = (H2CO3) + (NaCH3COO)
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
[Cu(H2O)4]SO4 + HBr = CuBr2 + H2SO4 + H2O =>
[Cu(H2O)4]SO4 + 2 HBr = CuBr2 + H2SO4 + 4 H2O
MgNH16PO4O6 = Mg2P2O7 + NH3 + H2O =>
2 MgNH16PO4O6 = Mg2P2O7 + 2 NH3 + 13 H2O
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
(C7H16) + O2 = CO2 + H2O =>
(C7H16) + 11 O2 = 7 CO2 + 8 H2O
P4 + Cl3 = P4Cl3 =>
P4 + Cl3 = P4Cl3
MnSO4 + NaOH + Br2 = MnO4 + NaBr + Na2SO4 + H2O =>
MnSO4 + 8 NaOH + 3 Br2 = MnO4 + 6 NaBr + Na2SO4 + 4 H2O
Zn(NO3)2 + C2H6O2 = ZnO + CO2 + H2O + N2 =>
Zn(NO3)2 + C2H6O2 = ZnO + 2 CO2 + 3 H2O + N2
WO3 + Sn8(Cl)2 + HCl = W3O8 + H2SnCl6 + H2O =>
45 WO3 + Sn8(Cl)2 + 46 HCl = 15 W3O8 + 8 H2SnCl6 + 15 H2O
CH3CH2OH + K2CrO4 + H2O = CH3COOH + Cr(OH)3 + KOH =>
3 CH3CH2OH + 4 K2CrO4 + 7 H2O = 3 CH3COOH + 4 Cr(OH)3 + 8 KOH
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
CuSO4 + (NH4)Cl = CuCl2 + (NH4)2SO4 =>
CuSO4 + 2(NH4)Cl = CuCl2 + (NH4)2SO4
MgCl2 + C6H3N3O7 = Mg(C6H3N3O7) + Cl =>
MgCl2 + C6H3N3O7 = Mg(C6H3N3O7) + 2 Cl
Ni(NO3)2 + H2O2 = NiH2 + (NO3)2O2 =>
Ni(NO3)2 + H2O2 = NiH2 + (NO3)2O2
NaSO3 + Br + H2O = NaBr + H2SO4 =>
NaSO3 + Br + H2O = NaBr + H2SO4
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe + 2 HCl(aq) = FeCl2(aq) + H2(g)
Na2B4O7(s) + AgNO3(aq) = AgBO2(s) + B2O3(s) + Na(s) + NO3 =>
Na2B4O7(s) + 2 AgNO3(aq) = 2 AgBO2(s) + B2O3(s) + 2 Na(s) + 2 NO3
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
LiCl + NH3 = LiH + NH2Cl =>
LiCl + NH3 = LiH + NH2Cl
KCl + CaS = K2Ca + Cl2S =>
2 KCl + CaS = K2Ca + Cl2S
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
HNO2(aq) + Ra(OH)2(aq) = Ra(NO2)2(aq) + H2O =>
2 HNO2(aq) + Ra(OH)2(aq) = Ra(NO2)2(aq) + 2 H2O
FeO + KMnO4 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
5 FeO + KMnO4 + 18 HCl = 5 FeCl3 + MnCl2 + KCl + 9 H2O
H3AsO4 + OH{-} = AsO4{-3} + H2O =>
H3AsO4 + 3 OH{-} = AsO4{-3} + 3 H2O
PbO2 + H{+} + H2SO4{-} + e = PbSO4 + H2O =>
PbO2 + 2 H{+} + H2SO4{-} + e = PbSO4 + 2 H2O
NaF2 + CaNO3 = CaF2 + NaNO3 =>
NaF2 + CaNO3 = CaF2 + NaNO3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
KMnO4 + Na2S + H2O = KOHMnO2 + NaOH + S =>
2 KMnO4 + 3 Na2S + 4 H2O = 2 KOHMnO2 + 6 NaOH + 3 S
C3H7OH + KMnO4 = C2H5COH + H2O + MnO2 + KOH =>
3 C3H7OH + 2 KMnO4 = 3 C2H5COH + 2 H2O + 2 MnO2 + 2 KOH
HBrO = HBrO3 + HBr =>
3 HBrO = HBrO3 + 2 HBr
Ce(NO3)3 + NH3H2O = CeO2 + NO2 + H2O =>
7 Ce(NO3)3 + 2 NH3H2O = 7 CeO2 + 23 NO2 + 5 H2O
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
KMn8O16 + SO2 + H2SO4 = MnSO4 + KSO4 + H2O =>
KMn8O16 + 7 SO2 + 2 H2SO4 = 8 MnSO4 + KSO4 + 2 H2O
KNO3 + C + S = K2S + CO2 + NO =>
2 KNO3 + 2 C + S = K2S + 2 CO2 + 2 NO
ZnS + O2 = ZnO + SO2(g) =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2(g)
C3H8O + LiOH = H2O + C11H8O2 + Li =>
11 C3H8O + 54 LiOH = 59 H2O + 3 C11H8O2 + 54 Li
SO2(g) + O2 = (g)SO3(g) =>
2 SO2(g) + O2 = 2(g)SO3(g)
C6H5MgBr + C7H6O + H2SO4 = C13H12O + MgBrSO4 + H2O =>
18 C6H5MgBr + 31 C7H6O + 18 H2SO4 = 25 C13H12O + 18 MgBrSO4 + 6 H2O
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