| Équations équilibrées la veille |
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O
Na2S2O8 + Cr(OH)3 + NaOH = Na2Cr2O7 + H2O + Na2SO4 =>
3 Na2S2O8 + 2 Cr(OH)3 + 8 NaOH = Na2Cr2O7 + 7 H2O + 6 Na2SO4
Na2S + BrCl = NaCl + Br2S =>
Na2S + 2 BrCl = 2 NaCl + Br2S
MnO4{-} + H2SO4 = Mn{2+} + H2O + O2 + S{2-} =>
4 MnO4{-} + 6 H2SO4 = 4 Mn{2+} + 6 H2O + 17 O2 + 6 S{2-}
(NH4)2SO4 + Ba3(PO4)2 = (NH4)3PO4 + BaSO4 =>
3(NH4)2SO4 + Ba3(PO4)2 = 2(NH4)3PO4 + 3 BaSO4
N2H6SO4 + CuCl2 = N2 + Cu + HCl + H2SO4 =>
N2H6SO4 + 2 CuCl2 = N2 + 2 Cu + 4 HCl + H2SO4
C2H1206 + O2 = CO2 + H2O =>
2 C2H1206 + 607 O2 = 4 CO2 + 1206 H2O
CH3COOH + Fe(OH)2 = H2O + Fe(CH3CO2)2 =>
2 CH3COOH + Fe(OH)2 = 2 H2O + Fe(CH3CO2)2
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
HgS + H{+} + NO3{-} + Cl{-} = Hg2Cl2 + S + NO + H2O =>
6 HgS + 8 H{+} + 2 NO3{-} + 6 Cl{-} = 3 Hg2Cl2 + 6 S + 2 NO + 4 H2O
C6H10NH2 + (CH3CO)2O = CH3CONHC6H10 + CH3COOH =>
C6H10NH2 + (CH3CO)2O = CH3CONHC6H10 + CH3COOH
Ca(OH)2 + C2H4O2C2H3O2 = Ca(C2H3O2)2 + HC2H3O2OH =>
Ca(OH)2 + 2 C2H4O2C2H3O2 = Ca(C2H3O2)2 + 2 HC2H3O2OH
H2MoO4 + Cr(OH)3 = Cr2(MoO4)3 + H2O =>
3 H2MoO4 + 2 Cr(OH)3 = Cr2(MoO4)3 + 6 H2O
HFl + Ba(OH)2 = BaFl2 + H2O =>
2 HFl + Ba(OH)2 = BaFl2 + 2 H2O
CeO2 + HBr = CeBr + Br2 + H2O =>
2 CeO2 + 8 HBr = 2 CeBr + 3 Br2 + 4 H2O
Fe + Ti = Fe2Ti =>
2 Fe + Ti = Fe2Ti
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
UO2(S) + HF = UF4(S) + H2O =>
UO2(S) + 4 HF = UF4(S) + 2 H2O
S + H2SO4 = H2S + SO2 =>
2 S + H2SO4 = H2S + 2 SO2
Al(s) + Ca(NO3)2(aq) = Al(NO3)2 + Ca =>
Al(s) + Ca(NO3)2(aq) = Al(NO3)2 + Ca
SeO3 + SeF4 = SeO2F2 + SeO2 =>
2 SeO3 + SeF4 = 2 SeO2F2 + SeO2
Fe2S3 + HNO3 = Fe(NO3)3 + H2S =>
Fe2S3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2S
(NH4)2SO4 + SrCl2 = NH4Cl + SrSO4 =>
(NH4)2SO4 + SrCl2 = 2 NH4Cl + SrSO4
Ca(OH)2 + H2 + PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 3 H2 + 2 PO4 = Ca3(PO4)2 + 6 H2O
NaH5OH + CO2 = Na + C + O2H =>
2 NaH5OH + 11 CO2 = 2 Na + 11 C + 12 O2H
Al + NaHCO3 = AlNaHCO3 =>
Al + NaHCO3 = AlNaHCO3
Na + H2O2 = NaO + H2O =>
Na + H2O2 = NaO + H2O
K[Al(OH)4] + HCl = Al(OH)3 + KCl + H2O =>
K[Al(OH)4] + HCl = Al(OH)3 + KCl + H2O
FeCl3 + NH4SCN = Fe(SCN) + NH4Cl3 =>
FeCl3 + NH4SCN = Fe(SCN) + NH4Cl3
I2 + K2SO3 + H2O = K2SO4 + HI =>
I2 + K2SO3 + H2O = K2SO4 + 2 HI
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH4OH + Fe = Fe(OH)(s) + NH4 =>
NH4OH + Fe = Fe(OH)(s) + NH4
Ra + H2SO4 = RaSO4 + H2O + SO2 =>
Ra + 2 H2SO4 = RaSO4 + 2 H2O + SO2
Na2SO + CaI2 = CaSO + NaI =>
Na2SO + CaI2 = CaSO + 2 NaI
Al(OH)3 + HClO2 = AlOH(ClO2)2 + H2O =>
Al(OH)3 + 2 HClO2 = AlOH(ClO2)2 + 2 H2O
Nb(OH)5 + NaOH = NaNbO3 + H2O =>
Nb(OH)5 + NaOH = NaNbO3 + 3 H2O
Zn(OH)2 + HBr(ac) = ZnBr2 + H2O =>
Zn(OH)2 + 2 HBr(ac) = ZnBr2 + 2 H2O
H2O2 + Hg = HgO + H2 =>
H2O2 + 2 Hg = 2 HgO + H2
C10H15NO*HCI + H3PO2 + I2 = C10H15N + H3PO3 + HI + CI =>
2 C10H15NO*HCI + 2 H3PO2 + I2 = 2 C10H15N + 2 H3PO3 + 2 HI + 2 CI
Fe2(SO4) + Ni = Ni(SO4) + Fe =>
Fe2(SO4) + Ni = Ni(SO4) + 2 Fe
NH4CO3 + CaClO3 = NH4ClO3 + CaCO3 =>
NH4CO3 + CaClO3 = NH4ClO3 + CaCO3
AgCO3 + H{+} = CO2 + H2O + Ag{2+} =>
AgCO3 + 2 H{+} = CO2 + H2O + Ag{2+}
H2SO4 + HI = H2S + I + H22O =>
H2SO4 + 88 HI = H2S + 88 I + 4 H22O
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
Ca(OH)2 + BaO = CaO + Ba(OH)2 =>
Ca(OH)2 + BaO = CaO + Ba(OH)2
Cl + Br = BrCl =>
Cl + Br = BrCl
Al2Br3 + Cl2 = AlCl3 + Br2 =>
2 Al2Br3 + 6 Cl2 = 4 AlCl3 + 3 Br2
FeCl3 + CaS = Fe2S3 + CaCl2 =>
2 FeCl3 + 3 CaS = Fe2S3 + 3 CaCl2
KNO3 + O2 = K2O + NO3 =>
4 KNO3 + O2 = 2 K2O + 4 NO3
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