| Équations équilibrées la veille | Équations équilibrées le lendemain |
O2 + 4 NO2 + 4 NaOH = 4 NaNO3 + 2 H2O
CdCl2 + Zn = Cd2Zn + Cl =>
2 CdCl2 + Zn = Cd2Zn + 4 Cl
C3H8O3 + Na = C3H5O3Na3 + H2 =>
2 C3H8O3 + 6 Na = 2 C3H5O3Na3 + 3 H2
NH4NO3 + H2O = NH5O + HNO3 =>
NH4NO3 + H2O = NH5O + HNO3
H2O + Sb2S3 + NO3{-} = Sb2O5 + SO4{2-} + NO2 + OH{-} =>
11 H2O + Sb2S3 + 28 NO3{-} = Sb2O5 + 3 SO4{2-} + 28 NO2 + 22 OH{-}
ZnS + HNO3 = Zn(NO3)2 + NO + SO2 + H2O =>
ZnS + 4 HNO3 = Zn(NO3)2 + 2 NO + SO2 + 2 H2O
CaCO3 + H2 = CaCO3H =>
2 CaCO3 + H2 = 2 CaCO3H
H2S + H{+} + CrO4{2-} = S8 + Cr3{+} + H2O =>
136 H2S + 112 H{+} + 48 CrO4{2-} = 17 S8 + 16 Cr3{+} + 192 H2O
MnO4{-} + H{+} = MnO2 + O2 + H2O =>
4 MnO4{-} + 4 H{+} = 4 MnO2 + 3 O2 + 2 H2O
Ni2O3 + CdSO4 = CdO + Ni2(SO4)3 =>
Ni2O3 + 3 CdSO4 = 3 CdO + Ni2(SO4)3
Zn(NO3)2*6H2O = Zn(NO3)2*H2O + H2O =>
Zn(NO3)2*6H2O = Zn(NO3)2*H2O + 5 H2O
Ga2(SO4)3 = Ga + S + O2 =>
Ga2(SO4)3 = 2 Ga + 3 S + 6 O2
C3H7N + O2 = CO2 + H2O + N2 =>
4 C3H7N + 19 O2 = 12 CO2 + 14 H2O + 2 N2
Ca(OH)2 + HC1 = CaC2 + H2O =>
Ca(OH)2 + 2 HC1 = CaC2 + 2 H2O
KI(aq) + FeCl3(aq) = FeI3() + KCl() =>
3 KI(aq) + FeCl3(aq) = FeI3() + 3 KCl()
CaCO3 + H2 = CaCO3H =>
2 CaCO3 + H2 = 2 CaCO3H
H2NCH2COONa + H2O = H2NCH2COOH + NaOH =>
H2NCH2COONa + H2O = H2NCH2COOH + NaOH
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
CaCO3 + H2 = CaCO3H =>
2 CaCO3 + H2 = 2 CaCO3H
KMnO4 + NaSO3 + NaOH = H2O + Na2SO4 + Na2MnO4 + K2MnO4 =>
2 KMnO4 + 2 NaSO3 + 4 NaOH = 2 H2O + 2 Na2SO4 + Na2MnO4 + K2MnO4
ZnNO3{2+} + NaOH = NaNO3 + ZnOH{2+} =>
ZnNO3{2+} + NaOH = NaNO3 + ZnOH{2+}
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
FeSO4 + AgNO3 = Ag2SO4 + Fe(NO3)2 =>
FeSO4 + 2 AgNO3 = Ag2SO4 + Fe(NO3)2
ClO2(g) + H2O = ClO3{-}(aq) + Cl{-}(aq) + H{+} =>
6 ClO2(g) + 3 H2O = 5 ClO3{-}(aq) + Cl{-}(aq) + 6 H{+}
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
S2 + Fe = FeS =>
S2 + 2 Fe = 2 FeS
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
NaF = Na + F =>
NaF = Na + F
SO3(s) + H2O(i) = H2SO4(aq) =>
SO3(s) + H2O(i) = H2SO4(aq)
Cr(C2O4)3 + Pb(OH)4 = Pb(C2O4)2 + Cr(OH)6 =>
2 Cr(C2O4)3 + 3 Pb(OH)4 = 3 Pb(C2O4)2 + 2 Cr(OH)6
(NH4)2CO3 + HNO3 = NH4NO3 + CO3 + H2 =>
(NH4)2CO3 + 2 HNO3 = 2 NH4NO3 + CO3 + H2
[SnCl6]H2 + Na2S = SnS2 + H2S + NaCl =>
[SnCl6]H2 + 3 Na2S = SnS2 + H2S + 6 NaCl
CH3CH(Br)COOH + NaOH = CH3CH(OH)COOH + NaBr =>
CH3CH(Br)COOH + NaOH = CH3CH(OH)COOH + NaBr
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
HgNO3 + KI = HgI + KNO3 =>
HgNO3 + KI = HgI + KNO3
CHON + H2O = CO2 + NH3 =>
CHON + H2O = CO2 + NH3
NaF = Na + F2 =>
2 NaF = 2 Na + F2
K2SO3 + HNO3 = H2SO3 + KNO3 =>
K2SO3 + 2 HNO3 = H2SO3 + 2 KNO3
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Cl2NaBr2 = NaCl2Br2 =>
Cl2NaBr2 = NaCl2Br2
ZnBr2 + HOH = ZnOH + Br + H =>
ZnBr2 + HOH = ZnOH + 2 Br + H
FC2O3 + CO = FC + CO2 =>
FC2O3 + CO = FC + 2 CO2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NO3{-} + H{+} + H2CO2 = NH4{+} + H2O + CO2 =>
NO3{-} + 2 H{+} + 4 H2CO2 = NH4{+} + 3 H2O + 4 CO2
SrCl2 + KBr = SrBr2 + KCl =>
SrCl2 + 2 KBr = SrBr2 + 2 KCl
H3PO4 + Li2O = Li3PO4 + H2O =>
2 H3PO4 + 3 Li2O = 2 Li3PO4 + 3 H2O
C3H6 + KMnO4 + H2O = C3H8O2 + MnO2 + KOH =>
3 C3H6 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 MnO2 + 2 KOH
HClO3 + NH3H2O = NH4ClO3 + H2O =>
HClO3 + NH3H2O = NH4ClO3 + H2O
(NH4)3PO4 + CaCl2 = NH4Cl + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 CaCl2 = 6 NH4Cl + Ca3(PO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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