| Équations équilibrées la veille |
HgCl2 + 2 NaI = HgI2 + 2 NaCl
KClO3 + MgO = MgCl2 + O2 + KO2 =>
4 KClO3 + 2 MgO = 2 MgCl2 + 3 O2 + 4 KO2
Cl2Cl2 + O2 = Cl2O =>
Cl2Cl2 + O2 = 2 Cl2O
F2 + Li2O = Li2F2 + O =>
F2 + Li2O = Li2F2 + O
H2Te + Cr(OH)3 = H2O + Cr(OH)Te =>
H2Te + Cr(OH)3 = 2 H2O + Cr(OH)Te
KAl(OH)4 + H2SO4 = Al{3+} + (SO4){2-} + H2O + K{+} =>
KAl(OH)4 + 2 H2SO4 = Al{3+} + 2(SO4){2-} + 4 H2O + K{+}
KOH + Mg3(PO4)2 = K3(PO4) + Mg(OH)2 =>
6 KOH + Mg3(PO4)2 = 2 K3(PO4) + 3 Mg(OH)2
Cu2S + O2 + CaCo3 = CuO + CaSO4 + Co2 =>
2 Cu2S + 6 O2 + 2 CaCo3 = 4 CuO + 2 CaSO4 + 3 Co2
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KS = SK =>
KS = SK
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C2H6O + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
5 C2H6O + 12 KMnO4 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 10 CO2 + 33 H2O
CC = C =>
CC = 2 C
Na2CO3(aq) + Mg(NO3)2(aq) = MgCO3(aq) + NaNO3(aq) =>
Na2CO3(aq) + Mg(NO3)2(aq) = MgCO3(aq) + 2 NaNO3(aq)
Ag(NH3)2Cl(aq) + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2Cl(aq) + 2 HNO3 = AgCl + 2 NH4NO3
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
PbS + HNO3 = Pb(NO3)4 + HO + NO + S =>
PbS + 8 HNO3 = Pb(NO3)4 + 8 HO + 4 NO + S
CH3CO2H + NaOH = Na4C2O2 + H2O =>
CH3CO2H + 4 NaOH = Na4C2O2 + 4 H2O
OH + I = IO4 + H2O =>
8 OH + I = IO4 + 4 H2O
soufre + ozone = ledioxydedesoufre =>
3 S + 2 O3 = 3 SO2
Pb2(CrO4)4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
3 Pb2(CrO4)4 + 96 HCl + 48 FeSO4 = 6 PbCl2 + 6 Cr2(SO4)3 + 28 FeCl3 + 48 H2O + 10 Fe2(SO4)3
Zn2 + KOH = Zn(OH)2 + K =>
Zn2 + 4 KOH = 2 Zn(OH)2 + 4 K
Cu2S + O2 + CaCo3 = CuO + CaSO4 + Co2 =>
2 Cu2S + 6 O2 + 2 CaCo3 = 4 CuO + 2 CaSO4 + 3 Co2
NaOH + CH3COOH = H2O + NaCH3COO =>
NaOH + CH3COOH = H2O + NaCH3COO
Al2(CO3)3 + CH3COOH = Al2(CH3COO)2 + CO2 + H2O =>
2 Al2(CO3)3 + 5 CH3COOH = 2 Al2(CH3COO)2 + 8 CO2 + 4 H2O
Mg + CH3COOH = Mg(CH3COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH3COO)2 + H2
K2CO3 + Ca2S = Ca2CO3 + K2S =>
K2CO3 + Ca2S = Ca2CO3 + K2S
Cr2O6 + H2SO4 + C = Cr2(SO4)3 + CO2 + H2O =>
2 Cr2O6 + 6 H2SO4 + 3 C = 2 Cr2(SO4)3 + 3 CO2 + 6 H2O
H3P + Cu = Cu3P2 + H2 =>
2 H3P + 3 Cu = Cu3P2 + 3 H2
Mg + NH3 = H2 + Mg3N =>
6 Mg + 2 NH3 = 3 H2 + 2 Mg3N
NaBrO3 + H2O + NaI = NaBr + Na(OH) + I2 =>
NaBrO3 + 3 H2O + 6 NaI = NaBr + 6 Na(OH) + 3 I2
H3CO3 + Al = AlCO3 + H2 =>
2 H3CO3 + 2 Al = 2 AlCO3 + 3 H2
N2 + H2 = NH3 = ? =>
N2 + 3 H2 = 2 NH3
FeCl3 + CuSO4 = Fe2(SO4)3 + Cu3(Cl3)2 =>
2 FeCl3 + 3 CuSO4 = Fe2(SO4)3 + Cu3(Cl3)2
HNO3 + Ca = CaO + NO2 + H2O =>
2 HNO3 + Ca = CaO + 2 NO2 + H2O
Na2B4O7 + NiCl2 = NiB4O7 + NaCl =>
Na2B4O7 + NiCl2 = NiB4O7 + 2 NaCl
Zn(NO2)2 + HBr = ZnBr2 + HNO2 =>
Zn(NO2)2 + 2 HBr = ZnBr2 + 2 HNO2
P + S = PS =>
P + S = PS
NH3OHCl + KI3 = N2 + KI + HI + H2O + HCl =>
2 NH3OHCl + KI3 = N2 + KI + 2 HI + 2 H2O + 2 HCl
P + S = P2S5 =>
2 P + 5 S = P2S5
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Li3PO4 + Mg(NO3)2 = MgPO4 + Li3(NO3)2 =>
Li3PO4 + Mg(NO3)2 = MgPO4 + Li3(NO3)2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ga + Cl2 = GaCl =>
2 Ga + Cl2 = 2 GaCl
FeCl2(aq) + KMnO4(aq) + HCl = FeCl3(aq) + MnCl2(aq) + H2O(l) + KCl =>
5 FeCl2(aq) + KMnO4(aq) + 8 HCl = 5 FeCl3(aq) + MnCl2(aq) + 4 H2O(l) + KCl
HCN + NH3 = NH4CN =>
HCN + NH3 = NH4CN
C4H9ClKOH = KClH2OC4H8 =>
C4H9ClKOH = KClH2OC4H8
HClO4 + H2S = HCl + H2SO4 =>
HClO4 + H2S = HCl + H2SO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
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Équations équilibrées sur11/14/24
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