| Équations équilibrées la veille |
Mg(OH)2(s) + H2SO4(l) = MgSO4(s) + 2 H2O(l)
Ca(s) + H2O(i) = Ca(OH)2 + H2(g) =>
Ca(s) + 2 H2O(i) = Ca(OH)2 + H2(g)
SiC + NH3 = SiCN + H =>
SiC + NH3 = SiCN + 3 H
Ca(s) + Fe3O4(s) = CaO(s) + Fe(s) =>
4 Ca(s) + Fe3O4(s) = 4 CaO(s) + 3 Fe(s)
(MgCl)2 + AgNO3 = AgCl + MgNO3 =>
(MgCl)2 + 2 AgNO3 = 2 AgCl + 2 MgNO3
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
LiNO3(aq) + Ag(s) = AgNO3(s) + Li(s) =>
LiNO3(aq) + Ag(s) = AgNO3(s) + Li(s)
MgCl2 + HCl = MgCl3 + H2 =>
2 MgCl2 + 2 HCl = 2 MgCl3 + H2
N2H4 + N2O10 = N2 + H2O =>
5 N2H4 + N2O10 = 6 N2 + 10 H2O
KCrO2 + KClO + H2O = K2CrO4 + KCl + HCl =>
2 KCrO2 + 3 KClO + H2O = 2 K2CrO4 + KCl + 2 HCl
Au(NO3)3 + Ba(OH)2 = Au(OH)3 + Ba(NO3)2 =>
2 Au(NO3)3 + 3 Ba(OH)2 = 2 Au(OH)3 + 3 Ba(NO3)2
HCl + NaCl = NaH + Cl2 =>
HCl + NaCl = NaH + Cl2
Ag(NO3)2 + CuCl2 = Cu(NO3)2 + AgCl2 =>
Ag(NO3)2 + CuCl2 = Cu(NO3)2 + AgCl2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Sb + HCl = SbCl3 + H2 =>
2 Sb + 6 HCl = 2 SbCl3 + 3 H2
Ca(OH)2 + NaOH = Na2CaO2 + H2O =>
Ca(OH)2 + 2 NaOH = Na2CaO2 + 2 H2O
PCl5(g) + H2O(l) = HCl(aq) + H3PO4(aq) =>
PCl5(g) + 4 H2O(l) = 5 HCl(aq) + H3PO4(aq)
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
H{+} + Cr2O7{2-}(aq) + Zn(s) = Zn{2+}(aq) + Cr{3+} + H2O(aq) =>
14 H{+} + Cr2O7{2-}(aq) + 3 Zn(s) = 3 Zn{2+}(aq) + 2 Cr{3+} + 7 H2O(aq)
NH4Fe(SO4)2 + H2NOH = FeSO4 + (NH4)2SO4 + NO + H2SO4 =>
6 NH4Fe(SO4)2 + 2 H2NOH = 6 FeSO4 + 3(NH4)2SO4 + 2 NO + 3 H2SO4
C4H5OH + O2 = CO2 + H2O =>
C4H5OH + 5 O2 = 4 CO2 + 3 H2O
CuO + H2SO4 = SO4Cu + H2O =>
CuO + H2SO4 = SO4Cu + H2O
MnSO4 + (NH4)3PO4 = Mn3(PO4)2 + (NH4)2SO4 =>
3 MnSO4 + 2(NH4)3PO4 = Mn3(PO4)2 + 3(NH4)2SO4
Fe(CN)6{3-} + N2H4 + OH{-} = Fe(CN)6{4-} + N2 + H2O =>
4 Fe(CN)6{3-} + N2H4 + 4 OH{-} = 4 Fe(CN)6{4-} + N2 + 4 H2O
Mg3P2 + HNO3 = Mg3(PO4)2 + NO2 + H2O =>
Mg3P2 + 16 HNO3 = Mg3(PO4)2 + 16 NO2 + 8 H2O
Si + NO2 = SiO3 + N2O =>
Si + 2 NO2 = SiO3 + N2O
Li2SO4 + H2SO4 = LiSO4 + SO2 + H2O =>
Li2SO4 + 2 H2SO4 = 2 LiSO4 + SO2 + 2 H2O
HCl + AgNO3 = HNO3 + AgCl =>
HCl + AgNO3 = HNO3 + AgCl
Cl2 + Al2O3 = Al + ClO =>
3 Cl2 + 2 Al2O3 = 4 Al + 6 ClO
CH2CHCH3 + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
2 CH2CHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
C8H16O + KMnO4 = K2CO3 + Mn2O3 + CO2 + H2O =>
4 C8H16O + 46 KMnO4 = 23 K2CO3 + 23 Mn2O3 + 9 CO2 + 32 H2O
C7H7NH2 + KMnO4 + H2SO4 = C7H5NO4 + K2SO4 + MnSO4 + H2O =>
5 C7H7NH2 + 12 KMnO4 + 18 H2SO4 = 5 C7H5NO4 + 6 K2SO4 + 12 MnSO4 + 28 H2O
FeO + H2O = Fe(OH)3 + H2 =>
2 FeO + 4 H2O = 2 Fe(OH)3 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu + Fe(NO3)2 = Fe + Cu(NO3)2 =>
Cu + Fe(NO3)2 = Fe + Cu(NO3)2
K2S + H2O = K2O + H2S =>
K2S + H2O = K2O + H2S
C13H18O10 + O2 = H2O + CO2 =>
2 C13H18O10 + 25 O2 = 18 H2O + 26 CO2
Cu + HNO3 = Cu(NO3)2 + H1 =>
Cu + 2 HNO3 = Cu(NO3)2 + 2 H1
H2[SnCl6] + Zn = Sn + ZnCl2 + HCl =>
H2[SnCl6] + 2 Zn = Sn + 2 ZnCl2 + 2 HCl
K2C2O4 + H2O = K + C2O4H + OH =>
K2C2O4 + H2O = 2 K + C2O4H + OH
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2CO3 + HPO4 = Na2HPO4CO3 =>
Na2CO3 + HPO4 = Na2HPO4CO3
Cu(NO3)2 + K2CO3 + H2O = Cu2(OH)2CO3 + KNO3 + CO2 =>
2 Cu(NO3)2 + 2 K2CO3 + H2O = Cu2(OH)2CO3 + 4 KNO3 + CO2
KNO3 + CaI2 = CaNO3 + KI2 =>
KNO3 + CaI2 = CaNO3 + KI2
Li2SiO3 + H2O = LiOH + SiO2 =>
Li2SiO3 + H2O = 2 LiOH + SiO2
Al + Sb2O3 = Al2O3 + AlSb =>
4 Al + Sb2O3 = Al2O3 + 2 AlSb
Na + CH3CH3CH3CH3OH = CH3CH3CH3CH3ONa + H2 =>
2 Na + 2 CH3CH3CH3CH3OH = 2 CH3CH3CH3CH3ONa + H2
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
KNO3 + KNO2 + H2O = NO2 + KOH =>
KNO3 + KNO2 + H2O = 2 NO2 + 2 KOH
H2O + Mg{2+} = H2O2 + Mg + H{+} =>
2 H2O + Mg{2+} = H2O2 + Mg + 2 H{+}
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Équations équilibrées sur10/20/24
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