| Équations équilibrées la veille |
NaHCO3 + HA = NaA + H(HCO3)
Al(NO3)3 + MgCl2 = Mg(NO3)2 + Al(Cl)3 =>
2 Al(NO3)3 + 3 MgCl2 = 3 Mg(NO3)2 + 2 Al(Cl)3
Ag(OH)3 + HNo3 = Ag(No3)3 + H2O =>
Ag(OH)3 + 3 HNo3 = Ag(No3)3 + 3 H2O
BaCl2(aq) + KBr(aq) = KCl(aq) + BaBr2(s) =>
BaCl2(aq) + 2 KBr(aq) = 2 KCl(aq) + BaBr2(s)
C3H6Cl2 + KOH = C3H6(OH)2 + KCl =>
C3H6Cl2 + 2 KOH = C3H6(OH)2 + 2 KCl
CoCl2*6H2O + NaCl = CoCl2*NaCl + H2O =>
CoCl2*6H2O + NaCl = CoCl2*NaCl + 6 H2O
C2H2 = C4H4 =>
2 C2H2 = C4H4
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + CrSO4 + K2SO4 + H2O =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = 4 Fe2(SO4)3 + 2 CrSO4 + K2SO4 + 7 H2O
NO3CO3 + HCl = HNO3 + ClCO3 =>
NO3CO3 + HCl = HNO3 + ClCO3
Br2 + CrBr3 + H2O = H2CrO7 + HBr =>
9 Br2 + 2 CrBr3 + 14 H2O = 2 H2CrO7 + 24 HBr
HgS + H2 = Hg + H2S =>
HgS + H2 = Hg + H2S
KIO3 + KI + CH3COOH = CH3COOK + I2 + H2O =>
KIO3 + 5 KI + 6 CH3COOH = 6 CH3COOK + 3 I2 + 3 H2O
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
CH3NH3 + HCl = CH3ClNH2 + H2 =>
CH3NH3 + HCl = CH3ClNH2 + H2
KClO3 + MnO2 = MnCl2 + O2 + K =>
2 KClO3 + MnO2 = MnCl2 + 4 O2 + 2 K
PbS{2-} + O = PbO{2-} + SO2 =>
PbS{2-} + 3 O = PbO{2-} + SO2
CaCo3 + HI = CaI2 + H2Co3 =>
CaCo3 + 2 HI = CaI2 + H2Co3
Ni(OH)2 + H2SO4 = NiSO4 + H2O =>
Ni(OH)2 + H2SO4 = NiSO4 + 2 H2O
Sr(ClO4)2 + KOH = Sr(OH)2 + KClO4 =>
Sr(ClO4)2 + 2 KOH = Sr(OH)2 + 2 KClO4
Fe + Au(CN)3 = Fe(CN)3 + Au =>
Fe + Au(CN)3 = Fe(CN)3 + Au
H2[TiCl6] + H2O2 = Ti + HCl + O2 =>
H2[TiCl6] + 2 H2O2 = Ti + 6 HCl + 2 O2
Co3(PO4)2 + Li2ClO3 = CoClO3 + Li3PO4 =>
Co3(PO4)2 + 3 Li2ClO3 = 3 CoClO3 + 2 Li3PO4
H + SO42{-} + Zn = H2O + S{2-} + Zn{2+} =>
168 H + 2 SO42{-} + Zn = 84 H2O + 2 S{2-} + Zn{2+}
NH3 + HNO3 = NH4(NO3) =>
NH3 + HNO3 = NH4(NO3)
Pb(NO3)2 + K2CrO4 = PbCrO4 + K(NO3) =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 K(NO3)
Sb2S5 = Sb + S8 =>
8 Sb2S5 = 16 Sb + 5 S8
Cl2O + H2O = Cl2H2O2 =>
Cl2O + H2O = Cl2H2O2
C6H5NO2 + Fe + H{+} = C6H5NH3{+} + Fe{2+} + H2O =>
C6H5NO2 + 3 Fe + 7 H{+} = C6H5NH3{+} + 3 Fe{2+} + 2 H2O
CoCl2*6H20 + HCl + C2H8N2 + H2O2 = [Co(C2H8N2)3]Cl3 + H2O =>
2 CoCl2*6H20 + 2 HCl + 6 C2H8N2 + 121 H2O2 = 2[Co(C2H8N2)3]Cl3 + 242 H2O
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Na2SO4 + Ca(HSO3)2 = NaHSO3 + CaSO4 =>
Na2SO4 + Ca(HSO3)2 = 2 NaHSO3 + CaSO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
O = O76 =>
76 O = O76
Fe2S3 + NO3{-} + H{+} = Fe{+3} + SO4{-}{-} + NO + H2O =>
Fe2S3 + 9 NO3{-} + 12 H{+} = 2 Fe{+3} + 3 SO4{-}{-} + 9 NO + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H5Cl + KOH = C2H4 + H2O + KCl =>
C2H5Cl + KOH = C2H4 + H2O + KCl
C + Ca = Ca3C2 =>
2 C + 3 Ca = Ca3C2
H4SnO4 + HCl = SnCl4 + H2O =>
H4SnO4 + 4 HCl = SnCl4 + 4 H2O
Na3P + O2 = NaO + P =>
2 Na3P + 3 O2 = 6 NaO + 2 P
V2O5 + S = O2 + V2S5 =>
2 V2O5 + 10 S = 5 O2 + 2 V2S5
Cl2 + MnSO4 + KOH = KCl + K2MnO4 + K2SO4 + H2O =>
2 Cl2 + MnSO4 + 8 KOH = 4 KCl + K2MnO4 + K2SO4 + 4 H2O
Mg + AlCl3 = MgCl + Al =>
3 Mg + AlCl3 = 3 MgCl + Al
C6H5COOHPCl5 = C6H5COClHClPOCl3 =>
C6H5COOHPCl5 = C6H5COClHClPOCl3
FeCl3 + KOH = Fe(OH)3 + KCl* =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl*
ZnOHNO3 + HCl = ZnCl2 + Zn(NO3)2 + H2O =>
2 ZnOHNO3 + 2 HCl = ZnCl2 + Zn(NO3)2 + 2 H2O
Cu{2+} + H2 + OH{-} = Cu{+} + H2O =>
2 Cu{2+} + H2 + 2 OH{-} = 2 Cu{+} + 2 H2O
Cu{2+}(aq) + NH3(aq) = Cu(NH3)4{2+} =>
Cu{2+}(aq) + 4 NH3(aq) = Cu(NH3)4{2+}
CrO4{-2} + H2O + Fe{+2} = Cr{+3} + OH{-} + Fe{+3} =>
CrO4{-2} + 4 H2O + 3 Fe{+2} = Cr{+3} + 8 OH{-} + 3 Fe{+3}
H2SO3 + CuO = Cu(SO3) + H2O =>
H2SO3 + CuO = Cu(SO3) + H2O
HC = HC1 =>
HC = HC1
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Équations équilibrées sur11/20/24
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