| Équations équilibrées la veille |
N2O4 = 2 NO2
Fe(NO3)3 + NH3 = FeNH3 + NO3 =>
Fe(NO3)3 + NH3 = FeNH3 + 3 NO3
Mg(s) + H2SO4(l) = MgSO4(aq) + H2 =>
Mg(s) + H2SO4(l) = MgSO4(aq) + H2
Co(OH)2 + H2SO4 = Co{2+} + SO4{2-} + H2O =>
Co(OH)2 + H2SO4 = Co{2+} + SO4{2-} + 2 H2O
Pb + PbO2 + Na2SO4 = PbSO4 + Na2O =>
Pb + PbO2 + 2 Na2SO4 = 2 PbSO4 + 2 Na2O
K3AsO4 + HCl = K2HAsO4 + KCl =>
K3AsO4 + HCl = K2HAsO4 + KCl
KMnO4 + KI + H2O = MnO2 + I + KOH =>
KMnO4 + 3 KI + 2 H2O = MnO2 + 3 I + 4 KOH
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Li + CaO = Ca + Li3O2 =>
3 Li + 2 CaO = 2 Ca + Li3O2
Ag + ZnSO4 = Ag2SO4 + Zn =>
2 Ag + ZnSO4 = Ag2SO4 + Zn
Na + Mg3(PO4) = Mg + Na(PO4) =>
Na + Mg3(PO4) = 3 Mg + Na(PO4)
NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2 =>
2 NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2
HSO3{-} + H2O = H3O + SO3{-} =>
HSO3{-} + H2O = H3O + SO3{-}
CCl4 + SbF3 = CCl2F2 + SbCl3 =>
3 CCl4 + 2 SbF3 = 3 CCl2F2 + 2 SbCl3
Fe(No3)3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KNo3(s) =>
Fe(No3)3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KNo3(s)
HClO4 = ClO2 + O2 + H2O =>
4 HClO4 = 4 ClO2 + 3 O2 + 2 H2O
KC2H3O2 + Ag = AgC2H3O2 + K =>
KC2H3O2 + Ag = AgC2H3O2 + K
Zn + OH2 = Zn(OH)2 + H2 =>
Zn + 2 OH2 = Zn(OH)2 + H2
C5H10 + O2 = CH2O =>
2 C5H10 + 5 O2 = 10 CH2O
H2O + NaOH + P = NaH2PO2 + PH3 =>
3 H2O + 3 NaOH + 4 P = 3 NaH2PO2 + PH3
SO2 + Ba(NO3)2 = BaSO4 + NO2 =>
SO2 + Ba(NO3)2 = BaSO4 + 2 NO2
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Ba(NO3)2 + CH3N5 = BaO + H2O + CO2 + N2 =>
7 Ba(NO3)2 + 10 CH3N5 = 7 BaO + 15 H2O + 10 CO2 + 32 N2
Cu + NaNO3 = Cu(NO3)2 + Na =>
Cu + 2 NaNO3 = Cu(NO3)2 + 2 Na
SnO2 + H202 = Sn + H2O =>
101 SnO2 + 2 H202 = 101 Sn + 202 H2O
Fe{2+}O{3+} + Co = Fe + Co{2+} =>
Fe{2+}O{3+} + Co = Fe + Co{2+}
NH4Cl + Na2SiO3 = NH3 + NaCl + H2SiO3 =>
2 NH4Cl + Na2SiO3 = 2 NH3 + 2 NaCl + H2SiO3
(NH4)2SO4 = NH3 + N2 + H2O + SO2 =>
3(NH4)2SO4 = 4 NH3 + N2 + 6 H2O + 3 SO2
PBr + Br = PBr5 =>
PBr + 4 Br = PBr5
Zn{+2} + H2O = ZnO + H{+} =>
Zn{+2} + H2O = ZnO + 2 H{+}
Cu(ClO{+2}){+2} + LiOH = CuOH{+2} + LiClO{+2} =>
Cu(ClO{+2}){+2} + LiOH = CuOH{+2} + LiClO{+2}
Br2 + NaOH = HBr + NaO =>
Br2 + 2 NaOH = 2 HBr + 2 NaO
HBrO3 + HNO2 = OHNO3 + Br2 + H2O =>
4 HBrO3 + 5 HNO2 = 5 OHNO3 + 2 Br2 + 2 H2O
CH3COCH3 + O = CO2 + H2O =>
CH3COCH3 + 8 O = 3 CO2 + 3 H2O
ZnO + H3PO4 = H2O + ZnHPO4 =>
ZnO + H3PO4 = H2O + ZnHPO4
Pb(NO3)2 + Na = NaNO3 + Pb =>
Pb(NO3)2 + 2 Na = 2 NaNO3 + Pb
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cr(NO3)3 + Rb2O = Cr2O3 + RbNO3 =>
2 Cr(NO3)3 + 3 Rb2O = Cr2O3 + 6 RbNO3
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
NaOH + CuSO4*5H2O = Cu(OH)2 + Na2SO4 + H2O =>
2 NaOH + CuSO4*5H2O = Cu(OH)2 + Na2SO4 + 5 H2O
Sr(OH)2 + Li2S = LiOH + SrS =>
Sr(OH)2 + Li2S = 2 LiOH + SrS
Fe + (NH4)2S = Fe2S3 + NH4 =>
2 Fe + 3(NH4)2S = Fe2S3 + 6 NH4
Mg(s) + HCI(I) = MgCI2(s) + H2(g) =>
2 Mg(s) + 2 HCI(I) = 2 MgCI2(s) + H2(g)
C + S + KNO3 = K2S + CO2 + N =>
3 C + S + 2 KNO3 = K2S + 3 CO2 + 2 N
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
C2H5OH + K2Cr2O7 + H2SO4 = CH3CO2H + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CO2H + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Al(OH)4(s) + H2SO4(aq) = Al(OH)3(s) + H2O(l) + SO4(aq) =>
2 Al(OH)4(s) + H2SO4(aq) = 2 Al(OH)3(s) + 2 H2O(l) + SO4(aq)
CuBr2 + K2CO3 = CuCO3 + KBr =>
CuBr2 + K2CO3 = CuCO3 + 2 KBr
Al2[SO4]3 + NaOH = NaAlO2 + Na2SO4 + H2O =>
Al2[SO4]3 + 8 NaOH = 2 NaAlO2 + 3 Na2SO4 + 4 H2O
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