| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KF + CaBr2 = CaF2 + 2 KBr
CuSO4 + C5H5N + NH4SCN = Cu(C5H5N)2(SCN)2 + (NH4)2SO4 =>
CuSO4 + 2 C5H5N + 2 NH4SCN = Cu(C5H5N)2(SCN)2 + (NH4)2SO4
PCl5 + KOH = K3PO4 + KCl + H2O =>
PCl5 + 8 KOH = K3PO4 + 5 KCl + 4 H2O
HOOCCOOH + O2 = CO2 + H2O =>
2 HOOCCOOH + O2 = 4 CO2 + 2 H2O
MgSO4 + H2O = Mg(OH)2 + H2(SO4) =>
MgSO4 + 2 H2O = Mg(OH)2 + H2(SO4)
CH3CH(Cl)CH3Cl2 = CH2(Cl)CH(Cl)CH3HCl =>
CH3CH(Cl)CH3Cl2 = CH2(Cl)CH(Cl)CH3HCl
BeSO3 + H2O = Be(OH)2 + H2SO3 =>
BeSO3 + 2 H2O = Be(OH)2 + H2SO3
CuCl2 + HNO3 = Cu(NO3)2 + HCl =>
CuCl2 + 2 HNO3 = Cu(NO3)2 + 2 HCl
Cl2 + S2O3{-} + OH{-} = SO4{-} + Cl{-} + H2O =>
9 Cl2 + 2 S2O3{-} + 20 OH{-} = 4 SO4{-} + 18 Cl{-} + 10 H2O
K2Co3 + Sr(No3)2 = KNo3 + SrCo3 =>
K2Co3 + Sr(No3)2 = 2 KNo3 + SrCo3
C3H6O3 + KMnO4 = H2O + CO2 + K2O + MnO2 =>
C3H6O3 + 4 KMnO4 = 3 H2O + 3 CO2 + 2 K2O + 4 MnO2
FeSO4*7H2O + NaOH + NaNO3 = Fe3O4 + NH3 + H2O + Na2SO4 =>
12 FeSO4*7H2O + 23 NaOH + NaNO3 = 4 Fe3O4 + NH3 + 94 H2O + 12 Na2SO4
CH2O + Ag2O = HCOOH + Ag =>
CH2O + Ag2O = HCOOH + 2 Ag
PbBr2 + AgNO3 = AgBr + Pb(NO3)2 =>
PbBr2 + 2 AgNO3 = 2 AgBr + Pb(NO3)2
NaI + Fe2(CO3)3 = FeI3 + Na2CO3 =>
6 NaI + Fe2(CO3)3 = 2 FeI3 + 3 Na2CO3
PbS(s) + O2(g) = PbO(s) + SO2(s) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(s)
K2CO3 + SnCl4 = KCl + Sn(CO3)2 =>
2 K2CO3 + SnCl4 = 4 KCl + Sn(CO3)2
C5H11Cl + NaHCO3 = CO2 + NaCl + H2O + C5H12 =>
16 C5H11Cl + 16 NaHCO3 = 21 CO2 + 16 NaCl + 6 H2O + 15 C5H12
CaCO3 + HCu = CaCu2 + HOH + CO2 =>
CaCO3 + 2 HCu = CaCu2 + HOH + CO2
K2SnO2 + KCIO3 + KOH = K4SnO4 + KCI + H2O =>
3 K2SnO2 + KCIO3 + 6 KOH = 3 K4SnO4 + KCI + 3 H2O
Tb4O7 = Tb + O2 =>
2 Tb4O7 = 8 Tb + 7 O2
Sn(OH)4 + HNO3 = [Sn(OH)3]NO3 + H2O =>
Sn(OH)4 + HNO3 = [Sn(OH)3]NO3 + H2O
LiPO4 + NH4Cl = LiCl + NH4PO4 =>
LiPO4 + NH4Cl = LiCl + NH4PO4
Na2O + As2O5 = Na3AsO4 =>
3 Na2O + As2O5 = 2 Na3AsO4
CaCl2 + AgI = CaI2 + AgCl =>
CaCl2 + 2 AgI = CaI2 + 2 AgCl
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
FeO(OH) + HNO3 = Fe(NO3)3 + H2O =>
FeO(OH) + 3 HNO3 = Fe(NO3)3 + 2 H2O
Zn + H2SO4 = Zn3(SO4)2 + H2 =>
3 Zn + 2 H2SO4 = Zn3(SO4)2 + 2 H2
Fe(NO3)3LiOH = FeLiOH(NO3)3 =>
Fe(NO3)3LiOH = FeLiOH(NO3)3
Al(OH)3 + H2SO4 = Al(HSO4)3 + H2O =>
Al(OH)3 + 3 H2SO4 = Al(HSO4)3 + 3 H2O
BaNO3 + NaSO4 = BaSO4 + Na + NO3 =>
BaNO3 + NaSO4 = BaSO4 + Na + NO3
CuCl2 + H2O + NH3 = Cu(OH)2 + NH4Cl =>
CuCl2 + 2 H2O + 2 NH3 = Cu(OH)2 + 2 NH4Cl
Mn(s) + S8(s) = Mn2S3(s) =>
16 Mn(s) + 3 S8(s) = 8 Mn2S3(s)
Al(No3)3 + Na2(S2O3) = Al2(S2O3)3 + NaNo3 =>
2 Al(No3)3 + 3 Na2(S2O3) = Al2(S2O3)3 + 6 NaNo3
Ag3N + HCl = AgCl + NH4Cl =>
Ag3N + 4 HCl = 3 AgCl + NH4Cl
Ag(NH3) + NH3 = [Ag(NH3)4] =>
Ag(NH3) + 3 NH3 = [Ag(NH3)4]
SrBr2 + (NH4)2S = SrS + NH4 + Br =>
SrBr2 + (NH4)2S = SrS + 2 NH4 + 2 Br
HNO3 + Fe3O3 = Fe(NO3)3 + NO2 + H2O =>
12 HNO3 + Fe3O3 = 3 Fe(NO3)3 + 3 NO2 + 6 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
SO2CuO = CuSO3 =>
SO2CuO = CuSO3
KCl + HNO3 + O2 = KNO3 + Cl2 + H2O =>
4 KCl + 4 HNO3 + O2 = 4 KNO3 + 2 Cl2 + 2 H2O
CH3CH2CH3 + HBr = CH3CH2CH3Br + H =>
CH3CH2CH3 + HBr = CH3CH2CH3Br + H
C6H5NH2 + NaOH = C6H5NHNa + H2O =>
C6H5NH2 + NaOH = C6H5NHNa + H2O
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
KNO3 + CuSO4 = Cu(NO3)2 + K2SO4 =>
2 KNO3 + CuSO4 = Cu(NO3)2 + K2SO4
[Cr((NH2)2CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + H2O + K2SO4 =>
10[Cr((NH2)2CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 1879 H2O + 223 K2SO4
CoCl2 + NaNO2 + CH3COOH + KCl = K3[Co(NO2)6] + CH3COONa + NO + NaCl + H2O =>
CoCl2 + 7 NaNO2 + 2 CH3COOH + 3 KCl = K3[Co(NO2)6] + 2 CH3COONa + NO + 5 NaCl + H2O
PBO2(s) = PBO(s) + O2(g) =>
2 PBO2(s) = 2 PBO(s) + O2(g)
SiO2 + C = CO4 + SiC =>
2 SiO2 + 3 C = CO4 + 2 SiC
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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