| Équations équilibrées la veille |
217 Ca9(PO4)6 + 450 C6H8O7 = 279 Ca7O10 + 1302 PO4 + 360 OH8(H)2 + 2700 C
CH3CHO + HCN + NH3 = H2NCHCH3CN + H2O =>
CH3CHO + HCN + NH3 = H2NCHCH3CN + H2O
Zn(s) + H2SO4(l) = ZnSO4(aq) + SO2(g) + H2O =>
Zn(s) + 2 H2SO4(l) = ZnSO4(aq) + SO2(g) + 2 H2O
NiCl2 + Ca = Ni + CaCl =>
NiCl2 + 2 Ca = Ni + 2 CaCl
Fe2(SO4)3 + Cl2 + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
Fe2(SO4)3 + 3 Cl2 + 16 KOH = 2 K2FeO4 + 6 KCl + 3 K2SO4 + 8 H2O
(NH4)6Mo7O24(H2O)4 + Na2S + H2O + NH3 = (NH4)2MoOS3 + NaOH =>
(NH4)6Mo7O24(H2O)4 + 21 Na2S + 21 H2O + 8 NH3 = 7(NH4)2MoOS3 + 42 NaOH
S8 + O3 = S2O4 =>
3 S8 + 16 O3 = 12 S2O4
CH3CH2COCH + O2 = H2O + CO2 =>
CH3CH2COCH + 5 O2 = 3 H2O + 4 CO2
Na + Ce = NaCe2 =>
Na + 2 Ce = NaCe2
Li + HCl = LiH + Cl2 =>
2 Li + 2 HCl = 2 LiH + Cl2
Co + NaCN + O2 + H2O = NaCo(CN)2 + NaOH =>
4 Co + 8 NaCN + O2 + 2 H2O = 4 NaCo(CN)2 + 4 NaOH
NiCl2 + Ca = Ni + CaCl =>
NiCl2 + 2 Ca = Ni + 2 CaCl
Mn3N7 = Mn + N2 =>
2 Mn3N7 = 6 Mn + 7 N2
HCl + NH4Br = NH4Cl + HBr =>
HCl + NH4Br = NH4Cl + HBr
C12H22 = C + H2 =>
C12H22 = 12 C + 11 H2
NiCl2 + Ca = Ni + CaCl =>
NiCl2 + 2 Ca = Ni + 2 CaCl
(NH4)2 + CO3 + MgSO4 = (NH4)2SO4 + MgCO3 =>
(NH4)2 + CO3 + MgSO4 = (NH4)2SO4 + MgCO3
MnO4{-}(aq) + C5H8O2 + H{+} = Mn(acac)3 + (CH3CO)2CHCH(CH3CO)2 + H2O =>
6 MnO4{-}(aq) + 42 C5H8O2 + 6 H{+} = 2 Mn(acac)3 + 21(CH3CO)2CHCH(CH3CO)2 + 24 H2O
CO(C2H3O2)2 + H2O = CO2 + CH4 =>
CO(C2H3O2)2 + H2O = 3 CO2 + 2 CH4
HCl + Ca(ClO)2 = CaCl2 + Cl2 + H2O =>
4 HCl + Ca(ClO)2 = CaCl2 + 2 Cl2 + 2 H2O
(CH3COO)2Pb + NaOH = Na2[Pb(OH)4] + CH3COONa =>
(CH3COO)2Pb + 4 NaOH = Na2[Pb(OH)4] + 2 CH3COONa
NiCl2 + Ca = Ni + CaCl =>
NiCl2 + 2 Ca = Ni + 2 CaCl
Pb(NO3)2 + KI = K(NO3) + Pb(I)2 =>
Pb(NO3)2 + 2 KI = 2 K(NO3) + Pb(I)2
Ba(ClO4)2 + K2CO3 = BaCO3 + KClO4 =>
Ba(ClO4)2 + K2CO3 = BaCO3 + 2 KClO4
FeS2O3 + O2 = Fe2O3 + SO2 =>
4 FeS2O3 + 5 O2 = 2 Fe2O3 + 8 SO2
NH4Cl = HCl + NH3 = =>
NH4Cl = HCl + NH3
Sn + BaCl2 = SnCl2 + Ba =>
Sn + BaCl2 = SnCl2 + Ba
K + O2 = KO4 =>
K + 2 O2 = KO4
Mg + NH4NO3 = Mg(NO3)2 + NH3 + H2 =>
Mg + 2 NH4NO3 = Mg(NO3)2 + 2 NH3 + H2
AuBr3 + NH4NO3 = Au(NO3)3 + NH4Br =>
AuBr3 + 3 NH4NO3 = Au(NO3)3 + 3 NH4Br
AgCl3 + NO3 = AgNO3 + Cl2 =>
2 AgCl3 + 2 NO3 = 2 AgNO3 + 3 Cl2
FeCr204 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr204 + 816 Na2CO3 + 1227 O2 = 816 Na2CrO4 + 2 Fe2O3 + 816 CO2
NaPO4 + AlCl = AlPO4 + NaCl =>
NaPO4 + AlCl = AlPO4 + NaCl
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
NiCl2 + Ca = Ni + CaCl =>
NiCl2 + 2 Ca = Ni + 2 CaCl
[Ag(NH3)2] + CaC2 + H2O = C2Ag2 + NH5 + NH4NO3 + CaO =>
4[Ag(NH3)2] + 2 CaC2 + 5 H2O = 2 C2Ag2 + 6 NH5 + NH4NO3 + 2 CaO
CU(OH)2 + CO + Cl2 = CUCl2 + CO2 + H2O =>
CU(OH)2 + CO + Cl2 = CUCl2 + CO2 + H2O
CoCO3 + LiOH = LiCoO2 + CO2 + H2 =>
2 CoCO3 + 2 LiOH = 2 LiCoO2 + 2 CO2 + H2
LiCH3COO + MgCl2 = LiCl + Mg(CH3COO)2 =>
2 LiCH3COO + MgCl2 = 2 LiCl + Mg(CH3COO)2
NH4NO3 + CH3CO2K = NH4(CH3CO2) + KNO3 =>
NH4NO3 + CH3CO2K = NH4(CH3CO2) + KNO3
Pb(NO3)2 + OH = PbOH + (NO3)2 =>
Pb(NO3)2 + OH = PbOH + (NO3)2
N2 + H2 = NH3 = Q =>
N2 + 3 H2 = 2 NH3
Ba(ClO4)2 + K2CO3 = BaCO3 + KClO4 =>
Ba(ClO4)2 + K2CO3 = BaCO3 + 2 KClO4
Ba(BrF4)2 + H2O = Ba(BrO3)2 + BaHF3 + Br2 + HF =>
5 Ba(BrF4)2 + 18 H2O = 3 Ba(BrO3)2 + 2 BaHF3 + 2 Br2 + 34 HF
FeSO4 + H2O = FeO + H2SO4 =>
FeSO4 + H2O = FeO + H2SO4
KOH + H2SO4 = KSO4H3O =>
KOH + H2SO4 = KSO4H3O
Fe + K2SO4 = Fe2(SO4) + K =>
2 Fe + K2SO4 = Fe2(SO4) + 2 K
Li + Cl3SiH = Li3SiH + Cl2 =>
6 Li + 2 Cl3SiH = 2 Li3SiH + 3 Cl2
KNO2(s) + C(s) = K2CO3(s) + CO(g) + N2(g) =>
2 KNO2(s) + 2 C(s) = K2CO3(s) + CO(g) + N2(g)
Pb + KNO3 = K + Pb(NO3)2 =>
Pb + 2 KNO3 = 2 K + Pb(NO3)2
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Équations équilibrées sur11/22/24
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