Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KNO3(s) = N2O5(g) + K2O(g)
KNo3 + KMnO4 + H2O = No2 + MnO2 + KOH =>
6 KNo3 + 2 KMnO4 + 4 H2O = 9 No2 + 2 MnO2 + 8 KOH
Fe(CrO2)2 + Na2O2 = NaFeO2 + Na2CrO4 + Na2O =>
2 Fe(CrO2)2 + 7 Na2O2 = 2 NaFeO2 + 4 Na2CrO4 + 2 Na2O
C3H8 + O = CO2 + H2O =>
C3H8 + 10 O = 3 CO2 + 4 H2O
C16H34S + O2 = CO2 + H2O + H2SO4 =>
C16H34S + 26 O2 = 16 CO2 + 16 H2O + H2SO4
Na2SO4 + NH4NO3 = (NH4)2SO4 + Na2(NO3)2 =>
Na2SO4 + 2 NH4NO3 = (NH4)2SO4 + Na2(NO3)2
NH3S + O2 = NH3SO3 =>
2 NH3S + 3 O2 = 2 NH3SO3
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + H2O(l) =>
2 C7H6O3(S) + C4H6O3(l) = 2 C9H8O4(S) + H2O(l)
HCl + NaOCl = Cl2 + H2O + NaCl =>
2 HCl + NaOCl = Cl2 + H2O + NaCl
Pb(ClO4)2 + NaOH = Pb(OH) + Na(ClO4)2 =>
Pb(ClO4)2 + NaOH = Pb(OH) + Na(ClO4)2
FeCl3 + K4[Fe(CN)6] = KFe[Fe(CN)6] + KCl =>
FeCl3 + K4[Fe(CN)6] = KFe[Fe(CN)6] + 3 KCl
(NH4)2Cr2O7 + AlCl3 = Al2(Cr2O7)3 + NH4Cl =>
3(NH4)2Cr2O7 + 2 AlCl3 = Al2(Cr2O7)3 + 6 NH4Cl
C5H11OH + OH = CO2 + H2O =>
C5H11OH + 30 OH = 5 CO2 + 21 H2O
C8H9NO + Br2 = C8H9NOBr =>
2 C8H9NO + Br2 = 2 C8H9NOBr
I + F2 = IF7 =>
2 I + 7 F2 = 2 IF7
HNO3 + Ba(NO3)2 = BaNO3 + H(NO3)2 =>
HNO3 + Ba(NO3)2 = BaNO3 + H(NO3)2
C6H5NH2 + (CH3CO)2O = C6H5NHCOCH3 + CH3COOH =>
C6H5NH2 + (CH3CO)2O = C6H5NHCOCH3 + CH3COOH
Ba + CaCl2 = BaCl2 + Ca =>
Ba + CaCl2 = BaCl2 + Ca
Na2ZnO2 + Na2S + H2O = ZnS + NaOH =>
Na2ZnO2 + Na2S + 2 H2O = ZnS + 4 NaOH
ScCl3 + H2O = Sc(OH)3 + HCl =>
ScCl3 + 3 H2O = Sc(OH)3 + 3 HCl
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Na2S + Mg3(PO4)2 = Na3PO4 + MgS =>
3 Na2S + Mg3(PO4)2 = 2 Na3PO4 + 3 MgS
NaNO3{-} = NaNO2{-} + O2 =>
2 NaNO3{-} = 2 NaNO2{-} + O2
NaNO3 + SO2 = NaNO2 + SO3 =>
NaNO3 + SO2 = NaNO2 + SO3
Ca + O2 + H = Ca(OH)2 =>
Ca + O2 + 2 H = Ca(OH)2
(NH4)3PO4 + Ca(C2H3O2)2 = NH4C2H3O2 + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 Ca(C2H3O2)2 = 6 NH4C2H3O2 + Ca3(PO4)2
ZnSO4 + Mg = Zn + MgSO4 =>
ZnSO4 + Mg = Zn + MgSO4
NaC2H3O2 + H2O = Na + HC2H3O2 + OH =>
NaC2H3O2 + H2O = Na + HC2H3O2 + OH
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
C6H11OH + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 C6H11OH + 34 KMnO4 + 51 H2SO4 = 34 MnSO4 + 17 K2SO4 + 30 CO2 + 81 H2O
NaOH + ThO2 = Na2ThO3 + H2O =>
2 NaOH + ThO2 = Na2ThO3 + H2O
Ag(s) + H2S(g) = Ag3S(s) + H2(g) =>
3 Ag(s) + H2S(g) = Ag3S(s) + H2(g)
Cr2O3 + Na2CO3 + NaNO3 = CO2 + NO + Na2CrO4 =>
Cr2O3 + Na2CO3 + 2 NaNO3 = CO2 + 2 NO + 2 Na2CrO4
NaHCO3 + CH3COOH = CH3COONa + CO2 + HOH =>
NaHCO3 + CH3COOH = CH3COONa + CO2 + HOH
KMnO4 + Mn(NO3)2 = MnO2 + KNO3 + Mn(NO3)3 =>
KMnO4 + 2 Mn(NO3)2 = 2 MnO2 + KNO3 + Mn(NO3)3
CH3OH + CO = HCOH =>
CH3OH + CO = 2 HCOH
NH4 + PO4 + SrCl2 = H2O + N2 + PCl5 + Sr =>
4 NH4 + 2 PO4 + 5 SrCl2 = 8 H2O + 2 N2 + 2 PCl5 + 5 Sr
LiOH + NH3 = Li3N + H2O =>
3 LiOH + NH3 = Li3N + 3 H2O
C3H8 + O2 + N2 = CO2 + NH2 =>
C3H8 + 3 O2 + 2 N2 = 3 CO2 + 4 NH2
CaCO3 + Na2Cl2 = CaCl2 + Na2CO3 =>
CaCO3 + Na2Cl2 = CaCl2 + Na2CO3
H + ON = H2O + N =>
2 H + ON = H2O + N
C10H15NO + NH3 + Li = C10H15N + LiNH2 + LiOH =>
C10H15NO + NH3 + 2 Li = C10H15N + LiNH2 + LiOH
KClO3 + HCl = KCl + Cl2 + H2O =>
KClO3 + 6 HCl = KCl + 3 Cl2 + 3 H2O
C4H8O + HNO3 = CO2 + H2O + NO =>
3 C4H8O + 22 HNO3 = 12 CO2 + 23 H2O + 22 NO
Hg2(ClO3)2 + NaCl = Hg2Cl2 + NaClO3 =>
Hg2(ClO3)2 + 2 NaCl = Hg2Cl2 + 2 NaClO3
C2H5OH + CaOCl2 = CHCl3 + CaCl2 + Ca(CH3COO)2 + H2O =>
7 C2H5OH + 16 CaOCl2 = 2 CHCl3 + 13 CaCl2 + 3 Ca(CH3COO)2 + 11 H2O
C6H5CH2COOK + KOH = C6H5CH3 + K2CO3 =>
C6H5CH2COOK + KOH = C6H5CH3 + K2CO3
MnCl2 + PbO2 + H2O = HMnO4 + Cl2 + Pb(OH)2 =>
2 MnCl2 + 7 PbO2 + 8 H2O = 2 HMnO4 + 2 Cl2 + 7 Pb(OH)2
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
NaSO3 + H2SO4 = SO2 + NaSO4 + H2O =>
NaSO3 + H2SO4 = SO2 + NaSO4 + H2O
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