| Équations équilibrées la veille |
5 H3PO3 + 2 AgNO3 + H2O = 5 H3PO4 + 2 HNO + 2 Ag
As2O3 + H2O = H3AsO4 + H =>
As2O3 + 5 H2O = 2 H3AsO4 + 4 H
Cu(OH)2(l)(heat) = CuO(s) + H2O(g) =>
Cu(OH)2(l)(heat) = CuO(s) + H2O(g)
Al2(SO3)3 + BaCl2 = AlCl3 + BaSO3 =>
Al2(SO3)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO3
(NH4)(OH) + H3(PO4) = (NH4)3(PO4) + H(OH) =>
3(NH4)(OH) + H3(PO4) = (NH4)3(PO4) + 3 H(OH)
FeCl3 + HCl = FeH3 + Cl2 =>
FeCl3 + 3 HCl = FeH3 + 3 Cl2
Ce(OH)4 + HCl = CeCl3 + H2O + Cl2 =>
2 Ce(OH)4 + 8 HCl = 2 CeCl3 + 8 H2O + Cl2
P + KI03 + KOH = K3PO4 + KI + H2O =>
2 P + 5 KI03 + 16 KOH = 2 K3PO4 + 15 KI + 8 H2O
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
CuO + MgSO4 = CuSO4 + MgO =>
CuO + MgSO4 = CuSO4 + MgO
O2 + C17H35COONa = CO2 + H2O + Na2CO3 =>
52 O2 + 2 C17H35COONa = 35 CO2 + 35 H2O + Na2CO3
Hg + NO3 = Hg2(NO3)2 =>
2 Hg + 2 NO3 = Hg2(NO3)2
Ni + Se = Ni2Se3 =>
2 Ni + 3 Se = Ni2Se3
V(OH)2 + N2H4 + H2O = V(OH)3 + NH3 =>
2 V(OH)2 + N2H4 + 2 H2O = 2 V(OH)3 + 2 NH3
KCO3H2SO4 = KSO4H2CO3 =>
KCO3H2SO4 = KSO4H2CO3
Ni(NO3)2 + (CH3C(NOH)C(NOH)CH3) = Ni(CH3C(NOH)C(NOH)CH3) + NO3 =>
Ni(NO3)2 + (CH3C(NOH)C(NOH)CH3) = Ni(CH3C(NOH)C(NOH)CH3) + 2 NO3
Cu(H2O)42 + NH3 = Cu(NH3)42 + H2O =>
Cu(H2O)42 + 42 NH3 = Cu(NH3)42 + 42 H2O
Fl + LiBr = FlBr + Li =>
Fl + LiBr = FlBr + Li
Pb(ClO4)2 + NaOH = Pb(OH)2 + Na + ClO4 =>
Pb(ClO4)2 + 2 NaOH = Pb(OH)2 + 2 Na + 2 ClO4
KNO3(s) + S(s) + C7H4O(s) = CO2(g) + H2O + K2S(s) + N2(g) =>
10 KNO3(s) + 5 S(s) + 2 C7H4O(s) = 14 CO2(g) + 4 H2O + 5 K2S(s) + 5 N2(g)
HI + H2O4 = H2O + I2 =>
6 HI + H2O4 = 4 H2O + 3 I2
NaNO2 + CH3COOH = HNO2 + CH3COONa =>
NaNO2 + CH3COOH = HNO2 + CH3COONa
NiN = Ni + N2 =>
2 NiN = 2 Ni + N2
CaCl2 + NaCH3COO = CaCl2NaCH3COO =>
CaCl2 + NaCH3COO = CaCl2NaCH3COO
Mg(OH)2 + HCl = MgCl2MgCl2 + H2O =>
2 Mg(OH)2 + 4 HCl = MgCl2MgCl2 + 4 H2O
SnCl2 + Na2SO4 = SnSO4 + NaCl =>
SnCl2 + Na2SO4 = SnSO4 + 2 NaCl
NaOH(aq) + HClO4 = NaClO4 + H2O =>
NaOH(aq) + HClO4 = NaClO4 + H2O
CoCl2 + KNO2 + HCl = K3[Co(NO2)6] + NO + H2O + KCl =>
CoCl2 + 7 KNO2 + 2 HCl = K3[Co(NO2)6] + NO + H2O + 4 KCl
C9H10O + KMnO4 + H2SO4 = C9H6O6 + K2SO4 + MnSO4 + H2O =>
5 C9H10O + 14 KMnO4 + 21 H2SO4 = 5 C9H6O6 + 7 K2SO4 + 14 MnSO4 + 31 H2O
MnCO3(s) + H2CO3(aq) = Mn(HCO3)2(aq) =>
MnCO3(s) + H2CO3(aq) = Mn(HCO3)2(aq)
Na[Cr(OH)4] + Na2O2 = Na2CrO4 + NaOH + H2O =>
2 Na[Cr(OH)4] + 3 Na2O2 = 2 Na2CrO4 + 4 NaOH + 2 H2O
CS2 + O2 + H2O = CO2 + H2SO4 =>
CS2 + 4 O2 + 2 H2O = CO2 + 2 H2SO4
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
Na3AsO4 + H2O = NaOH + H3AsO4 =>
Na3AsO4 + 3 H2O = 3 NaOH + H3AsO4
CrO4{-2} + S{-2} + H2O = Cr(OH)3 + S + OH{-} =>
2 CrO4{-2} + 3 S{-2} + 8 H2O = 2 Cr(OH)3 + 3 S + 10 OH{-}
Al(s) + ZnCl(aq) = Zn(s) + AlCl3(aq) =>
Al(s) + 3 ZnCl(aq) = 3 Zn(s) + AlCl3(aq)
C2H5OH + KMnO4 + HCl = CH3COOH + H2O + KCl + MnCl2 =>
5 C2H5OH + 4 KMnO4 + 12 HCl = 5 CH3COOH + 11 H2O + 4 KCl + 4 MnCl2
COSO4 + HNO3 + H2SO4 = CO2(SO4)3 + NO + H2O =>
COSO4 + 2 HNO3 + 2 H2SO4 = CO2(SO4)3 + 2 NO + 3 H2O
ZnCO3 + HF = H2O + CO2 + ZnF2 =>
ZnCO3 + 2 HF = H2O + CO2 + ZnF2
WO3 + CO2 = W(CO3)3 =>
WO3 + 3 CO2 = W(CO3)3
Fe(NO3)3 + Na2CO3 = Fe2(CO3)3 + Na3(NO3)3 =>
2 Fe(NO3)3 + 3 Na2CO3 = Fe2(CO3)3 + 2 Na3(NO3)3
HCOONa + K2Cr2O7 + H2SO4 = CO2 + Cr2SO4 + K2SO4 + Na2SO4 + H2O =>
10 HCOONa + 2 K2Cr2O7 + 9 H2SO4 = 10 CO2 + 2 Cr2SO4 + 2 K2SO4 + 5 Na2SO4 + 14 H2O
Sb + NH4OH = Sb(OH)3 + NH4 =>
Sb + 3 NH4OH = Sb(OH)3 + 3 NH4
CuO + HC2H3O2 = Cu(C2H3O2)2 + H2O =>
CuO + 2 HC2H3O2 = Cu(C2H3O2)2 + H2O
NaNO2 + H2O2 = NaNO3 + H2O =>
NaNO2 + H2O2 = NaNO3 + H2O
NH4NO3 + CuCl = NH4Cl + CuNO3 =>
NH4NO3 + CuCl = NH4Cl + CuNO3
Au + MgO = Au2O3 + Mg =>
2 Au + 3 MgO = Au2O3 + 3 Mg
C3H7OH(propanol) + O2 = CO2 + H2O =>
2 C3H7OH(propanol) + 9 O2 = 6 CO2 + 8 H2O
KMnO4 + H3COH + H2SO4 = CH2O + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 H3COH + 3 H2SO4 = 5 CH2O + 2 MnSO4 + K2SO4 + 8 H2O
Ca(OH)2 + H2SO4(l) = CaSO4 + H2O =>
Ca(OH)2 + H2SO4(l) = CaSO4 + 2 H2O
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