| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 SO2 + 2 AuCl3 + 6 H2O = 3 H2SO4 + 6 HCl + 2 Au
CH3CH2CH2CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2CH2CH2COOH + H2O =>
3 CH3CH2CH2CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2CH2CH2COOH + 11 H2O
KBrO3 + KI + H2SO4 = KBr + K2SO4 + I + H2O =>
KBrO3 + 6 KI + 3 H2SO4 = KBr + 3 K2SO4 + 6 I + 3 H2O
Hg2S = Hg + S2 =>
2 Hg2S = 4 Hg + S2
Na2CrO4 + KIO3 = NaIO3 + K2CrO4 =>
Na2CrO4 + 2 KIO3 = 2 NaIO3 + K2CrO4
Co(HO)3 + HAsO3 = Co(AsO3)3 + H2O =>
Co(HO)3 + 3 HAsO3 = Co(AsO3)3 + 3 H2O
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + H2O + NO2 =>
2 FeSO4 + 2 HNO3 + H2SO4 = Fe2(SO4)3 + 2 H2O + 2 NO2
CNBr + CH3NH2 = CH3Br + NCNH2 =>
CNBr + CH3NH2 = CH3Br + NCNH2
Cu(s) + AgNO3(ac) = Ag(s) + Cu(NO3)2 =>
Cu(s) + 2 AgNO3(ac) = 2 Ag(s) + Cu(NO3)2
FeCl2 + AlF3 = FeFCl2 + Al =>
3 FeCl2 + AlF3 = 3 FeFCl2 + Al
Li2SO4 + NaOH + Na2HPO4 = Li3PO4 + Na2SO4 + H2O =>
3 Li2SO4 + 2 NaOH + 2 Na2HPO4 = 2 Li3PO4 + 3 Na2SO4 + 2 H2O
SiO + C2 = Si + CO =>
2 SiO + C2 = 2 Si + 2 CO
H2CrO4 + C2H5OH = Cr2O3 + H2O + CH3COOH =>
4 H2CrO4 + 3 C2H5OH = 2 Cr2O3 + 7 H2O + 3 CH3COOH
Cu + SiNO3 = Si + Cu(NO3)2 =>
Cu + 2 SiNO3 = 2 Si + Cu(NO3)2
Hg2(NO3)2H2O + NaCl(aq) = Hg2Cl2(s) + NaNO3(aq) + H2O =>
Hg2(NO3)2H2O + 2 NaCl(aq) = Hg2Cl2(s) + 2 NaNO3(aq) + H2O
AsH3 + AgCl + H2O = Ag + H3AsO3 + HCl =>
AsH3 + 6 AgCl + 3 H2O = 6 Ag + H3AsO3 + 6 HCl
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + H2O + NO =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 4 H2O + 2 NO
C14H30 + O = CO2 + H2O =>
C14H30 + 43 O = 14 CO2 + 15 H2O
Fe(SCN)3 + AgNO3 = Fe(NO3)3 + AgSCN =>
Fe(SCN)3 + 3 AgNO3 = Fe(NO3)3 + 3 AgSCN
Co(NO3)2*6H2O + NaOH = CoO + NaNO3 + H2O =>
Co(NO3)2*6H2O + 2 NaOH = CoO + 2 NaNO3 + 7 H2O
Mn3(PO4)7 + AgNO3 = Mn(NO3)7 + Ag3PO4 =>
Mn3(PO4)7 + 21 AgNO3 = 3 Mn(NO3)7 + 7 Ag3PO4
MgCl2 + OH = Mg(OH)2 + Cl =>
MgCl2 + 2 OH = Mg(OH)2 + 2 Cl
B + HBr = BBr3 + H2 =>
2 B + 6 HBr = 2 BBr3 + 3 H2
C2H4O + NaMnO4 + NaOH = C2H3O2Na + Na2MnO4 + H2O =>
C2H4O + 2 NaMnO4 + 3 NaOH = C2H3O2Na + 2 Na2MnO4 + 2 H2O
C3H8 + [Ag(NH3)2]OH = C2Ag2 + CH4 + NH3 + H2O =>
3 C3H8 + 4[Ag(NH3)2]OH = 2 C2Ag2 + 5 CH4 + 8 NH3 + 4 H2O
K2 + Se = K2Se =>
K2 + Se = K2Se
C15H31COONa + H2SO4 = C15H31COOH + Na2SO4 =>
2 C15H31COONa + H2SO4 = 2 C15H31COOH + Na2SO4
Cu + SO4H2 = CuSO4 + H2O + SO2 =>
Cu + 2 SO4H2 = CuSO4 + 2 H2O + SO2
Ag2SO3 + S + H2O = Ag2S + H2SO4 =>
Ag2SO3 + S + H2O = Ag2S + H2SO4
NaOH + H2(SO)4 = Na2(SO)4 + H2O =>
2 NaOH + H2(SO)4 = Na2(SO)4 + 2 H2O
H2S + O2(g) = S + H2O =>
2 H2S + O2(g) = 2 S + 2 H2O
C6H8O7 + Cu + H2O2 = Cu3(C6H5O7)2 + H2O =>
2 C6H8O7 + 3 Cu + 3 H2O2 = Cu3(C6H5O7)2 + 6 H2O
AlF4{-} + NaOH = NaAlO2 + NaF + H2O + OH{-} =>
AlF4{-} + 5 NaOH = NaAlO2 + 4 NaF + 2 H2O + OH{-}
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
Pb{4+} + Cl{-} = PbCl4 =>
Pb{4+} + 4 Cl{-} = PbCl4
H2SiO3 = H2O + SiO2 =>
H2SiO3 = H2O + SiO2
NiO2 + H2O = Ni(OH)4 =>
NiO2 + 2 H2O = Ni(OH)4
PH3 + H2SO4 = P2SO4 + H2 =>
2 PH3 + H2SO4 = P2SO4 + 4 H2
HBr + KBrO3 = Br + KBr2 + H2O =>
6 HBr + KBrO3 = 5 Br + KBr2 + 3 H2O
C2 + H2O = CO2 + H2 =>
C2 + 4 H2O = 2 CO2 + 4 H2
AgSO4 + NaNO3 = Ag(NO3)2 + Na2SO4 =>
AgSO4 + 2 NaNO3 = Ag(NO3)2 + Na2SO4
HBrO + KOH = KBr + H2O2 =>
HBrO + KOH = KBr + H2O2
MnCO3(s) + HCl(aq) = MnCl2(aq) + H2O(l) + CO2(g) =>
MnCO3(s) + 2 HCl(aq) = MnCl2(aq) + H2O(l) + CO2(g)
HNO3 + Mg(OH)2 = Mg(NO3)2 + HOH =>
2 HNO3 + Mg(OH)2 = Mg(NO3)2 + 2 HOH
CuCO3(Cu(OH)2) + (Et)2NCH2CH2NH2 + HBF4 = [Cu((Et)2NCH2CH2NH2)2](BF4)2 + H2O + CO2 =>
CuCO3(Cu(OH)2) + 4(Et)2NCH2CH2NH2 + 4 HBF4 = 2[Cu((Et)2NCH2CH2NH2)2](BF4)2 + 3 H2O + CO2
C2H2 + CuCl + NH3 = Cu2C2 + NH4Cl =>
C2H2 + 2 CuCl + 2 NH3 = Cu2C2 + 2 NH4Cl
FeSO4 + (NH4)2S = (NH4)2SO4 + FeS =>
FeSO4 + (NH4)2S = (NH4)2SO4 + FeS
K3[Fe(CN)6] + NaOH = KNa(CN)2 + Fe(OH)3 =>
K3[Fe(CN)6] + 3 NaOH = 3 KNa(CN)2 + Fe(OH)3
FeSO4 + (NH4)2S = (NH4)2SO4 + FeS =>
FeSO4 + (NH4)2S = (NH4)2SO4 + FeS
H2CrO4 + C2H5OH = Cr2O3 + H2O + CH3COOH =>
4 H2CrO4 + 3 C2H5OH = 2 Cr2O3 + 7 H2O + 3 CH3COOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/31/24
Équations équilibrées sur11/30/23
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