| Équations équilibrées la veille |
Ag4[Fe(CN)6] + 8 Na2S2O3 = 4 Na3[Ag(S2O3)2] + Na4[Fe(CN)6]
C2H6 + H2SO4 = CO2 + S2 + H2O =>
6 C2H6 + 14 H2SO4 = 12 CO2 + 7 S2 + 32 H2O
HI + H2SeO4 = SeO2 + I2 + H2O =>
2 HI + H2SeO4 = SeO2 + I2 + 2 H2O
HCl + K2 = KCl + H2 =>
2 HCl + K2 = 2 KCl + H2
Ba(s) + Sb(ClO4)3(aq) = Ba(ClO4)3 + Sb =>
Ba(s) + Sb(ClO4)3(aq) = Ba(ClO4)3 + Sb
O3 + CH4 = CO + H2O =>
O3 + CH4 = CO + 2 H2O
H2S + H2O + I2 = H2SO4 + HI =>
H2S + 4 H2O + 4 I2 = H2SO4 + 8 HI
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
C4H8O + H2 = C5H12 + H2O =>
5 C4H8O + 9 H2 = 4 C5H12 + 5 H2O
Cu(SO4)(aq) + Fe(s) = Fe(SO4) + Cu =>
Cu(SO4)(aq) + Fe(s) = Fe(SO4) + Cu
FePO4 + CaI2 = FeI3 + Ca3(PO4)2 =>
2 FePO4 + 3 CaI2 = 2 FeI3 + Ca3(PO4)2
C2H6O + Cr2O7{-2} + H{+} = C2H4O + H2O + Cr3{+} =>
17 C2H6O + 3 Cr2O7{-2} + 8 H{+} = 17 C2H4O + 21 H2O + 2 Cr3{+}
Zn + Cu{3+} = Zn{3+} + Cu =>
Zn + Cu{3+} = Zn{3+} + Cu
MgCl2 + NaH = MgH + NaCl2 =>
MgCl2 + NaH = MgH + NaCl2
Li(s) + H2O(e) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(e) = 2 LiOH(aq) + H2(g)
ZnCl2 + AI = AICl3 + Zn =>
3 ZnCl2 + 2 AI = 2 AICl3 + 3 Zn
Na + H3AlO3 = Na3AlO3 + H2 =>
6 Na + 2 H3AlO3 = 2 Na3AlO3 + 3 H2
Ti + Bi2WO6 = TiO2 + Bi + W =>
3 Ti + Bi2WO6 = 3 TiO2 + 2 Bi + W
Fe + H2O = Fe3O34 + H2 =>
3 Fe + 34 H2O = Fe3O34 + 34 H2
(NH4)2Cr2O7(s) = N2(g) + H2(g) + Cr(s) + O2(g) =>
2(NH4)2Cr2O7(s) = 2 N2(g) + 8 H2(g) + 4 Cr(s) + 7 O2(g)
KMnO4 + HBr + H2SO4 = MnSO4 + KBr + Br2 + H2O =>
2 KMnO4 + 12 HBr + 2 H2SO4 = 2 MnSO4 + 2 KBr + 5 Br2 + 8 H2O
UO2{2+} + H2O + S8 = UO2 + H{+} + SO4{2-} =>
24 UO2{2+} + 32 H2O + S8 = 24 UO2 + 64 H{+} + 8 SO4{2-}
C2H2O2 + NaHCO3 = Na + H2O + CO2 =>
C2H2O2 + 6 NaHCO3 = 6 Na + 4 H2O + 8 CO2
Au + HBr = AuBr3 + H2 =>
2 Au + 6 HBr = 2 AuBr3 + 3 H2
Fe2 + K3Fe(CN)6 = Fe4[Fe(CN)6] + K =>
2 Fe2 + K3Fe(CN)6 = Fe4[Fe(CN)6] + 3 K
NH4OH + H2SO4 = H5OH + N2SO4 =>
2 NH4OH + H2SO4 = 2 H5OH + N2SO4
SrNO3 + KI3 = SrI3 + KNO3 =>
SrNO3 + KI3 = SrI3 + KNO3
CrCl3 = (l)Cr(s) + Cl2(g) =>
2 CrCl3 = 2(l)Cr(s) + 3 Cl2(g)
MoO3 + C = CO + Mo =>
MoO3 + 3 C = 3 CO + Mo
KMnO4 + MnC2O4 + K2C2O4 + H2C2O4 = K3Mn(C2O4)3*3H2O + CO2 =>
6 KMnO4 + 2 MnC2O4 + 9 K2C2O4 + 24 H2C2O4 = 8 K3Mn(C2O4)3*3H2O + 22 CO2
CuO2 + TiO2 = CuTiO3 + O2 =>
2 CuO2 + 2 TiO2 = 2 CuTiO3 + O2
Zn + H2CO3 = ZnH2CO3 =>
Zn + H2CO3 = ZnH2CO3
CH5NHCl + NaOH*4H2O = CH3NH2 + H2O + NaCl =>
CH5NHCl + NaOH*4H2O = CH3NH2 + 5 H2O + NaCl
sulfuricacid + Ammoniumhydroxide = Ammoniumsulfate + H2O =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 H2O
C6H12O6 + C2H6O = C12H20O6 + H2O =>
4 C6H12O6 + 6 C2H6O = 3 C12H20O6 + 12 H2O
Al3 + Fe(NO3)2 = Fe + Al(NO3)3 =>
2 Al3 + 9 Fe(NO3)2 = 9 Fe + 6 Al(NO3)3
FeBr3 + Ca(OH)2 = Fe(OH)3 + CaBr2 =>
2 FeBr3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaBr2
FeCl3 + Na2SO3 + H2O = Fe(OH)3 + SO2 + NaCl =>
2 FeCl3 + 3 Na2SO3 + 3 H2O = 2 Fe(OH)3 + 3 SO2 + 6 NaCl
C5H10N2O3 + O2 = CO2 + H2O + NO3{-} + H{+} =>
2 C5H10N2O3 + 17 O2 = 10 CO2 + 8 H2O + 4 NO3{-} + 4 H{+}
CH3COONa + Na(OH)2 = CH4 + Na2CO3 + H2O =>
6 CH3COONa + 8 Na(OH)2 = 5 CH4 + 7 Na2CO3 + 7 H2O
C22H29FO4 = C + H + F + O =>
C22H29FO4 = 22 C + 29 H + F + 4 O
Cr2O7{2-} + C2H5OH + H{+} = H2O + C2H5CHO + Cr{3+} =>
2 Cr2O7{2-} + 9 C2H5OH + 16 H{+} = 17 H2O + 6 C2H5CHO + 4 Cr{3+}
C18H33O2K + O2 = CO2 + H2O + KOH =>
2 C18H33O2K + 51 O2 = 36 CO2 + 32 H2O + 2 KOH
Se + KOH = K2SeO4 + K2Se + H2O =>
4 Se + 8 KOH = K2SeO4 + 3 K2Se + 4 H2O
NH4NO3(aq) + Na2S(aq) = Na2NO3 + NH4S =>
NH4NO3(aq) + Na2S(aq) = Na2NO3 + NH4S
Ni + Cu2O = NiO + Cu2 =>
Ni + Cu2O = NiO + Cu2
Ethanoicacid + magnesiumcarbonate = Mg(CH3COO)2 + water + carbondioxide =>
2 CH3COOH + MgCO3 = Mg(CH3COO)2 + H2O + CO2
Pb(CH3COO)2 + NaI = PbI2 + Na(CH3COO) =>
Pb(CH3COO)2 + 2 NaI = PbI2 + 2 Na(CH3COO)
MgF2 + NaCl = MgCl2 + NaF =>
MgF2 + 2 NaCl = MgCl2 + 2 NaF
Ba{2+} + Na2SO4 = BaSO4 + Na{+} =>
Ba{2+} + Na2SO4 = BaSO4 + 2 Na{+}
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