| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca3(Po4)2 + 6 NaCl = 3 CaCl2 + 2 Na3Po4
H3PO4 + AgNO3 = Ag3PO4 + HNO3 =>
H3PO4 + 3 AgNO3 = Ag3PO4 + 3 HNO3
Cu(SO4) + Mg(OH)2 = Cu(OH)2 + MgSO4 =>
Cu(SO4) + Mg(OH)2 = Cu(OH)2 + MgSO4
K2Cr2O7 + Hg2Cl2 + H2SO4 = Cr2(SO4)3 + HgSO4 + Cl2 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 Hg2Cl2 + 14 H2SO4 = 2 Cr2(SO4)3 + 6 HgSO4 + 3 Cl2 + 2 K2SO4 + 14 H2O
KCl + Pb(C2H3O2)2 = KC2H3O2 + PbCl2 =>
2 KCl + Pb(C2H3O2)2 = 2 KC2H3O2 + PbCl2
AlCl3 + H2O = AlOHCl2 + HCl =>
AlCl3 + H2O = AlOHCl2 + HCl
KClO3 + KBr + H2SO4 = KCl + Br2 + H2O + K2SO4 =>
KClO3 + 6 KBr + 3 H2SO4 = KCl + 3 Br2 + 3 H2O + 3 K2SO4
H2CO + K2Cr2O7 + H2SO4 = HCOOH + H2O + K2SO4 + Cr2(SO4)3 =>
3 H2CO + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + 4 H2O + K2SO4 + Cr2(SO4)3
Hg{+2} + Cu = Cu{2+} + Hg =>
Hg{+2} + Cu = Cu{2+} + Hg
ZnBr2 + Na2CO3 = ZnCO3 + NaBr =>
ZnBr2 + Na2CO3 = ZnCO3 + 2 NaBr
Co2{+} + S2{-} = CoS =>
Co2{+} + S2{-} = 2 CoS
NH4Cl + Ca(OH0)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH0)2 = CaCl2 + 2 NH3 + 2 H2O
Si + HNO3 + H2F2 = H2SiF6 + NO + H2O =>
3 Si + 4 HNO3 + 9 H2F2 = 3 H2SiF6 + 4 NO + 8 H2O
CO + H2 + C2H4 = CH3CH2CHO =>
CO + H2 + C2H4 = CH3CH2CHO
Ag(NH3)2 + CH3OH = Ag(OH)2 + CH3NH3 =>
Ag(NH3)2 + 2 CH3OH = Ag(OH)2 + 2 CH3NH3
H3AsO3 + Cl2 + H2O = H3AsO4 + HCl =>
H3AsO3 + Cl2 + H2O = H3AsO4 + 2 HCl
K2XeO4 + TiCl2 + HCl = Xe + TiCl4 + KCl + H2O =>
K2XeO4 + 3 TiCl2 + 8 HCl = Xe + 3 TiCl4 + 2 KCl + 4 H2O
HCl + Na2SO3 = HNa + SO3Cl2 =>
2 HCl + Na2SO3 = 2 HNa + SO3Cl2
Mg(OH)2 + Na2CO3 = MgCO3 + NaOH =>
Mg(OH)2 + Na2CO3 = MgCO3 + 2 NaOH
Cu(s) + HNO3(conc) = Cu(NO3)2(aq) + NO(g) + H2O =>
3 Cu(s) + 8 HNO3(conc) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O
HCOOH + Ca = Ca(HCOO)2 + H2 =>
2 HCOOH + Ca = Ca(HCOO)2 + H2
Zn + HCl + O2 = ZnClO2 + H =>
Zn + HCl + O2 = ZnClO2 + H
SrSO4 + CH3COOH = Sr(COOH) + CH3SO4 =>
SrSO4 + CH3COOH = Sr(COOH) + CH3SO4
Mg + C6H8O7 = Mg2C6H4O7 + H2 =>
2 Mg + C6H8O7 = Mg2C6H4O7 + 2 H2
NH4Br = Br + NH4 =>
NH4Br = Br + NH4
KMnO4 + HCl + K4[Fe(CN)6] = K3[Fe(CN)6] + KCl + MnCl2 + H2O =>
KMnO4 + 8 HCl + 5 K4[Fe(CN)6] = 5 K3[Fe(CN)6] + 6 KCl + MnCl2 + 4 H2O
KOH + H3PO4 = H2O + K3PO4 =>
3 KOH + H3PO4 = 3 H2O + K3PO4
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
Al2(SO4)3 + Ca(HCO3)2 = Al(OH)3 + Ca(SO4) + CO2 =>
Al2(SO4)3 + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 Ca(SO4) + 6 CO2
FeCO3 + NaCl = FeCl2 + Na2CO3 =>
FeCO3 + 2 NaCl = FeCl2 + Na2CO3
Fe + KNO3 = K2FeO4 + N2 + O2 =>
Fe + 2 KNO3 = K2FeO4 + N2 + O2
CH2O2 + NaHCO3 = NaCHO2 + H2O + CO2 =>
CH2O2 + NaHCO3 = NaCHO2 + H2O + CO2
K3[Fe(C2O4)3] + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + CO2 + H2O + K2SO4 =>
10 K3[Fe(C2O4)3] + 12 KMnO4 + 48 H2SO4 = 5 Fe2(SO4)3 + 12 MnSO4 + 60 CO2 + 48 H2O + 21 K2SO4
Cl2 + NaOH = NaCl + NaClO3O3 + H2O =>
6 Cl2 + 12 NaOH = 11 NaCl + NaClO3O3 + 6 H2O
******NaBr + (l)Cl2 = ****NaCl + *****Br2 =>
2******NaBr + (l)Cl2 = 2****NaCl + *****Br2
K2SO3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 K2SO3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
Ca + CI{-2} = CaCI{-2} =>
Ca + CI{-2} = CaCI{-2}
CH2Br{-}CHBr{-}CH2{-}CH2{-}CH3 + KOH = CH2OH{-}CHOH{-}CH2{-}CH2{-}CH3 + KBr =>
CH2Br{-}CHBr{-}CH2{-}CH2{-}CH3 + KOH = CH2OH{-}CHOH{-}CH2{-}CH2{-}CH3 + KBr
H2O + (PCl5) = HCl + H3PO4 =>
4 H2O + (PCl5) = 5 HCl + H3PO4
Fe2O2 + Fe2O3 = Fe3O4 =>
Fe2O2 + 2 Fe2O3 = 2 Fe3O4
HNO3 + H2S = H2SO4 + NO + H2O =>
8 HNO3 + 3 H2S = 3 H2SO4 + 8 NO + 4 H2O
HNO3 + KHCO3 = KNO3 + H2O + CO2 =>
HNO3 + KHCO3 = KNO3 + H2O + CO2
C2H5OH + CH3COOH = CH3COC2H5 + H2O =>
3 C2H5OH + CH3COOH = 2 CH3COC2H5 + 3 H2O
Cu + H2SO3 = CuSO3 + H2 =>
Cu + H2SO3 = CuSO3 + H2
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
NaHCO3 + H(C2H3O2) = NaC2H3O2 + H2CO3 =>
NaHCO3 + H(C2H3O2) = NaC2H3O2 + H2CO3
Sb2S3 + HNO3 = HSbO3 + H2SO4 + NO + H2O =>
3 Sb2S3 + 28 HNO3 = 6 HSbO3 + 9 H2SO4 + 28 NO + 2 H2O
MnO4 + C2O = Mn + CO2 =>
3 MnO4 + 4 C2O = 3 Mn + 8 CO2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
C8H16 + KMnO4 + H2O = C8H16O2 + KOH + MnO2 =>
3 C8H16 + 4 KMnO4 + 2 H2O = 3 C8H16O2 + 4 KOH + 4 MnO2
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Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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