| Équations équilibrées la veille |
2 Fe + 3 Cl2 = 2 FeCl3
HCOH + [Ag(NH3)2]OH + H2O = HCOONH4 + Ag + NH4OH =>
HCOH + 2[Ag(NH3)2]OH + 2 H2O = HCOONH4 + 2 Ag + 3 NH4OH
Zn + O2 = (Zn)O2 =>
Zn + O2 = (Zn)O2
PbO4 + HCl = PbCl + Cl2 + H2O =>
2 PbO4 + 16 HCl = 2 PbCl + 7 Cl2 + 8 H2O
F{2+}(g) + e = F{-} =>
F{2+}(g) + 3e = F{-}
CH3COOH + HOCH2CH3 = CH3COOCH3 + H2O =>
2 CH3COOH + HOCH2CH3 = 2 CH3COOCH3 + H2O
C3H7Cl = C3H6 + HCl =>
C3H7Cl = C3H6 + HCl
HCOOH + CaCO3 = Ca(HCOOH)2 + CO2 + H2O =>
3 HCOOH + CaCO3 = Ca(HCOOH)2 + 2 CO2 + H2O
BaCl2 + Na2S = Ba2S2 + NaCl =>
2 BaCl2 + 2 Na2S = Ba2S2 + 4 NaCl
CASO4(aq) + HCl(aq) = CACl2(aq) + H2SO4(aq) =>
CASO4(aq) + 2 HCl(aq) = CACl2(aq) + H2SO4(aq)
CuSO4 + NH4OH = Cu(NH3)4(OH)2 + (NH4)2SO4 + H2O =>
CuSO4 + 6 NH4OH = Cu(NH3)4(OH)2 + (NH4)2SO4 + 4 H2O
Mn + HNO3 = Mn(NO3)7 + N2 + H2O =>
10 Mn + 84 HNO3 = 10 Mn(NO3)7 + 7 N2 + 42 H2O
NaI + MnO4 = NaMnO4 + I =>
NaI + MnO4 = NaMnO4 + I
C6H5CH + CHCHO = C9H8O =>
C6H5CH + CHCHO = C9H8O
Mg + Cu((No3)2) = Mg(No3) + Cu =>
2 Mg + Cu((No3)2) = 2 Mg(No3) + Cu
MnO2 + Sn(OH)4 = Mn(OH)2 + Sn2 + O4 =>
4 MnO2 + 2 Sn(OH)4 = 4 Mn(OH)2 + Sn2 + 2 O4
(Cr(N2H4CO)6)4(Cr(CN)6)3 + MnO4{-} + H{+} = Cr2O7{2-} + Mn2{+} + CO2 + NO3{-} + HOH =>
26(Cr(N2H4CO)6)4(Cr(CN)6)3 + 2352 MnO4{-} + 1630 H{+} = 91 Cr2O7{2-} + 1176 Mn2{+} + 1092 CO2 + 1716 NO3{-} + 2063 HOH
CH3OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + H2O + K2SO4 =>
10 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 16 H2O + 2 K2SO4
OBa + H2O = Ba(OH)2 =>
OBa + H2O = Ba(OH)2
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Mn(NO3)2 + HNO3 + NaBiO3 = HMnO4 + Bi(NO3)3 + NaNO2 + H2O =>
4 Mn(NO3)2 + 12 HNO3 + 5 NaBiO3 = 4 HMnO4 + 5 Bi(NO3)3 + 5 NaNO2 + 4 H2O
Mg + UCl4 = MgCl2 + U =>
2 Mg + UCl4 = 2 MgCl2 + U
C1H4 + O2 = CO + H2O =>
2 C1H4 + 3 O2 = 2 CO + 4 H2O
Al2O3 + C + Cl2 = AlCl3 + CO =>
Al2O3 + 3 C + 3 Cl2 = 2 AlCl3 + 3 CO
CH3COCH3 + TiCl4 = CH3COCH3Cl + TiCl3 =>
CH3COCH3 + TiCl4 = CH3COCH3Cl + TiCl3
H2TeO3 + SO2 + H2O = Te + H2SO4 =>
H2TeO3 + 2 SO2 + H2O = Te + 2 H2SO4
NbOH2O = Nb(OH)2 =>
NbOH2O = Nb(OH)2
Ag{+} + C2H3O2{-} = AgC2H3O2 =>
Ag{+} + C2H3O2{-} = AgC2H3O2
Zr2Mo2N3 = ZrN + MoN + Mo =>
Zr2Mo2N3 = 2 ZrN + MoN + Mo
Fe(NO3)2 + Na2(SiO3) = Fe(SiO3) + Na(NO3) =>
Fe(NO3)2 + Na2(SiO3) = Fe(SiO3) + 2 Na(NO3)
CH3(CH2)14COOH + NaOH = CH3(CH2)14COONa + H2O =>
CH3(CH2)14COOH + NaOH = CH3(CH2)14COONa + H2O
Mg + Cr(NO2)3 = Mg(NO2)2 + Cr =>
3 Mg + 2 Cr(NO2)3 = 3 Mg(NO2)2 + 2 Cr
Na2O2 + H2SO4(aq) = Na2SO4 + H2O2 =>
Na2O2 + H2SO4(aq) = Na2SO4 + H2O2
Fe2O3 + PtO + MoO3 + N2 = FePtMo3N + NO2 =>
4 Fe2O3 + 8 PtO + 24 MoO3 + 27 N2 = 8 FePtMo3N + 46 NO2
Br2O5 + Cl2 = ClO3 + Br5 =>
30 Br2O5 + 25 Cl2 = 50 ClO3 + 12 Br5
CaCl2 + (NH4)2S = (NH4)2Cl2 + CaS =>
CaCl2 + (NH4)2S = (NH4)2Cl2 + CaS
NaPO4 + CuSO4 = Na2SO4 + Cu(PO4)2 =>
2 NaPO4 + CuSO4 = Na2SO4 + Cu(PO4)2
KMnO4 + CH3{-}C6H5 + KOH = COOH{-}C6H5 + K2MnO4 + H2O =>
6 KMnO4 + CH3{-}C6H5 + 6 KOH = COOH{-}C6H5 + 6 K2MnO4 + 4 H2O
CN{-} + MnO4{-} + H2O = CNO{-} + MnO2 + OH{-} =>
3 CN{-} + 2 MnO4{-} + H2O = 3 CNO{-} + 2 MnO2 + 2 OH{-}
Cr(NO3)3 + (NH4) + H2SO4 = NH4HSO4 + (NH4)2Cr2O7 + NH4NO3 =>
6 Cr(NO3)3 + 38(NH4) + 28 H2SO4 = 28 NH4HSO4 + 3(NH4)2Cr2O7 + 11 NH4NO3
CH3CH2OH + Al2O3 = CH3CHCH2 + Al(OH)3 =>
3 CH3CH2OH + Al2O3 = 2 CH3CHCH2 + 2 Al(OH)3
FeSO4 + Na2C2O4 + H2O = Na2SO4 + FeC2O4H2O =>
FeSO4 + Na2C2O4 + H2O = Na2SO4 + FeC2O4H2O
CuSO4(aq) + NaOH(ag) = NaSO4 + CuOH =>
CuSO4(aq) + NaOH(ag) = NaSO4 + CuOH
Ag2O + OH{-} + CH2O = Ag + H2O + CHO2{-} =>
Ag2O + OH{-} + CH2O = 2 Ag + H2O + CHO2{-}
Ca + NaCl = CaCl + Na =>
Ca + NaCl = CaCl + Na
KAl(OH)4 + H2SO4 = KAl(SO4)2 + H2O =>
KAl(OH)4 + 2 H2SO4 = KAl(SO4)2 + 4 H2O
Fe2(SO4)3 + Ca(OH)2 = Fe(OH) + Ca(SO4)3 =>
Fe2(SO4)3 + Ca(OH)2 = 2 Fe(OH) + Ca(SO4)3
KMnO4 + KIO3 + H2SO4 = KIO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 KIO3 + 3 H2SO4 = 5 KIO4 + 2 MnSO4 + K2SO4 + 3 H2O
Zn3P = Zn + P =>
Zn3P = 3 Zn + P
Mg + HClO3 = Mg[ClO3]2 + H2O + HCl =>
3 Mg + 7 HClO3 = 3 Mg[ClO3]2 + 3 H2O + HCl
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