| Équations équilibrées la veille |
CNO + HOH = HCNO + OH
Cr(OH)3 + ClO{-} + OH{-} = CrO42{-} + Cl{-} + H2O =>
Cr(OH)3 + 40 ClO{-} + OH{-} = CrO42{-} + 40 Cl{-} + 2 H2O
MgCO3 + N2 = Mg(NO3) + C =>
2 MgCO3 + N2 = 2 Mg(NO3) + 2 C
Zn(NH3)4(OH)2 + NaOH = Na2Zn(OH)4 + NH3 =>
Zn(NH3)4(OH)2 + 2 NaOH = Na2Zn(OH)4 + 4 NH3
KOH + Cr(OH)3 = K3[Cr(OH)6] =>
3 KOH + Cr(OH)3 = K3[Cr(OH)6]
Cr(OH)3 + ClO{-} + OH{-} = CrO4{-} + Cl{-} + H2O =>
Cr(OH)3 + 2 ClO{-} + OH{-} = CrO4{-} + 2 Cl{-} + 2 H2O
FeI + Cl2 = ClFe2 + I2 =>
4 FeI + Cl2 = 2 ClFe2 + 2 I2
Sr(C2H3O2)2 + K2SO4 = SrSO4 + K(C2H3O2) =>
Sr(C2H3O2)2 + K2SO4 = SrSO4 + 2 K(C2H3O2)
Si + N2 = Si3N4 =>
3 Si + 2 N2 = Si3N4
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + Co(NO3)2 = CoAl(NO3)2 =>
Al + Co(NO3)2 = CoAl(NO3)2
As4S6(s) + O2(g) = As4O6(s) + SO2(g) =>
As4S6(s) + 9 O2(g) = As4O6(s) + 6 SO2(g)
MgCO3 + N2 = Mg(NO3) + C =>
2 MgCO3 + N2 = 2 Mg(NO3) + 2 C
C2H5NH2 + HCl = C2H5NH3 + Cl2 =>
2 C2H5NH2 + 2 HCl = 2 C2H5NH3 + Cl2
Cr(OH)3 + ClO{-} + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{-2} + 3 Cl{-} + 5 H2O
Zn + KNO2 + KOH + H2O = K2[Zn(OH)4] + NH3 =>
3 Zn + KNO2 + 5 KOH + 5 H2O = 3 K2[Zn(OH)4] + NH3
Ca(OH)2 + H3PO4 = Ca3PO4 + H2O + O2 =>
12 Ca(OH)2 + 4 H3PO4 = 4 Ca3PO4 + 18 H2O + 3 O2
CS2 + HCl = CCl4 + H2S =>
CS2 + 4 HCl = CCl4 + 2 H2S
SnCl2 + HgCl2 + HCl = Hg2Cl2 + H2SnCl6 =>
SnCl2 + 2 HgCl2 + 2 HCl = Hg2Cl2 + H2SnCl6
SnCl2 + HgCl2 + HCl = Hg + H2(SnCl6) =>
SnCl2 + HgCl2 + 2 HCl = Hg + H2(SnCl6)
VCl2 + H2 = HCl + V =>
VCl2 + H2 = 2 HCl + V
KClO3 + SO2 + H2O = ClO2 + SO3 + KOH =>
2 KClO3 + SO2 + H2O = 2 ClO2 + SO3 + 2 KOH
SnCl2 + HgCl2 + HCl = Hg2Cl2 + H2[SnCl6] =>
SnCl2 + 2 HgCl2 + 2 HCl = Hg2Cl2 + H2[SnCl6]
FeC3 + O2 = CO2 + Fe2O3 =>
4 FeC3 + 15 O2 = 12 CO2 + 2 Fe2O3
FeCl2H2SO4 = FeSO4 + HCl =>
FeCl2H2SO4 = FeSO4 + 2 HCl
Fe + Co = Fe(Co)6 =>
Fe + 6 Co = Fe(Co)6
KClO3 + SO2 + H2O = ClO2 + SO3 + KOH =>
2 KClO3 + SO2 + H2O = 2 ClO2 + SO3 + 2 KOH
KAlO2 + HNO3 = KNO3 + Al(NO3)3 + H2O =>
KAlO2 + 4 HNO3 = KNO3 + Al(NO3)3 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SnCl2 + HgCl2 + HCl = Hg + H2[SnCl6] =>
SnCl2 + HgCl2 + 2 HCl = Hg + H2[SnCl6]
CH3(CH2)4(CH3) + O2 = CO2 + H26 =>
13 CH3(CH2)4(CH3) + 78 O2 = 78 CO2 + 7 H26
H{+} + KAlSi3O8 + H2O = Al(OH)3 + K{+} + SiO2 =>
H{+} + KAlSi3O8 + H2O = Al(OH)3 + K{+} + 3 SiO2
KClO3 + SO2 + H2O = ClO2 + SO3 + KOH =>
2 KClO3 + SO2 + H2O = 2 ClO2 + SO3 + 2 KOH
Cd(CH3CO2)2 + NaOH = Cd(OH)2 + NaCH3CO2 =>
Cd(CH3CO2)2 + 2 NaOH = Cd(OH)2 + 2 NaCH3CO2
MgCO3 + N2 = Mg(NO3) + C =>
2 MgCO3 + N2 = 2 Mg(NO3) + 2 C
Mn(s) + O2(g) = Mn2O7(s) =>
4 Mn(s) + 7 O2(g) = 2 Mn2O7(s)
Na + H2S = NaHS + H2 =>
2 Na + 2 H2S = 2 NaHS + H2
CH3CH2COCH3 + H2 = CH3CH2CH(OH)CH3 =>
CH3CH2COCH3 + H2 = CH3CH2CH(OH)CH3
Na + H2S = Na2S + H =>
2 Na + H2S = Na2S + 2 H
FeCl3 + Mg(OH)2 = Fe(OH)3 + MgCl2 =>
2 FeCl3 + 3 Mg(OH)2 = 2 Fe(OH)3 + 3 MgCl2
K2Cr2O7 + KNO2 + HCl = CrCl3 + KNO3 + KCl + H2O =>
K2Cr2O7 + 3 KNO2 + 8 HCl = 2 CrCl3 + 3 KNO3 + 2 KCl + 4 H2O
AlCl3 + Li2SO3 + HOH = Al(OH)3 + H2SO3 + LiCl =>
2 AlCl3 + 3 Li2SO3 + 6 HOH = 2 Al(OH)3 + 3 H2SO3 + 6 LiCl
PbO2 + H2CO3 = Pb(CO3)2 + H2O =>
PbO2 + 2 H2CO3 = Pb(CO3)2 + 2 H2O
Pb2 + AgNO3 = Ag + Pb(NO3)2 =>
Pb2 + 4 AgNO3 = 4 Ag + 2 Pb(NO3)2
ZnS(aq) + HCl(aq) = ZnCl2(aq) + H2S =>
ZnS(aq) + 2 HCl(aq) = ZnCl2(aq) + H2S
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + NaSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 Na2SO3 + 11 H2SO4 = 4 MnSO4 + 10 NaSO4 + 2 K2SO4 + 11 H2O
MnC2O4*3H2O(s) + O2(g) = Mn3O4(s) + H2O(g) + CO2(g) =>
3 MnC2O4*3H2O(s) + 2 O2(g) = Mn3O4(s) + 9 H2O(g) + 6 CO2(g)
NH4(OH) = O(NH4)2 + H2O =>
2 NH4(OH) = O(NH4)2 + H2O
Ca3(PO4)2 + BaSO4 = CaSO4 + Ba3(PO4)2 =>
Ca3(PO4)2 + 3 BaSO4 = 3 CaSO4 + Ba3(PO4)2
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