| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CrO4{2-} + 3 S2O4{2-} + 2 H2O + 2 OH{-} = 2 Cr(OH)3 + 6 SO3{2-}
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
I2 + NO + H2O = HNO2 + HI =>
I2 + 2 NO + 2 H2O = 2 HNO2 + 2 HI
C7H6O + C4H6O3 = C9H8O2 + H2O =>
2 C7H6O + C4H6O3 = 2 C9H8O2 + H2O
CuS + H{+} = Cu{2+} + H2S =>
CuS + 2 H{+} = Cu{2+} + H2S
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
H2CO3(ac) = H2O(l) + CO2(g) =>
H2CO3(ac) = H2O(l) + CO2(g)
FeCl2 + CaCO3 = FeCO3 + CaCl2 =>
FeCl2 + CaCO3 = FeCO3 + CaCl2
KF(aq) + CaS(aq) = K2S + CaF2 =>
2 KF(aq) + CaS(aq) = K2S + CaF2
HC2H3O2 + CO3 = H2CO3 + C2H3O2 =>
2 HC2H3O2 + CO3 = H2CO3 + 2 C2H3O2
FeAsS + O2 = FeAsO4 + SO2 =>
FeAsS + 3 O2 = FeAsO4 + SO2
B2O3 + H2 = B + H2O =>
B2O3 + 3 H2 = 2 B + 3 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
P + H2O2 + NaOH = Na3PO4 + H2O =>
2 P + 5 H2O2 + 6 NaOH = 2 Na3PO4 + 8 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
ZnBr2 + Na2CO3 = ZnCO3 + NaBr =>
ZnBr2 + Na2CO3 = ZnCO3 + 2 NaBr
OH{-} + Cl2 + Br2 = OBr{-} + Cl{-} + H2O =>
4 OH{-} + Cl2 + Br2 = 2 OBr{-} + 2 Cl{-} + 2 H2O
SrO(aq) + HCl(aq) = SrCl2(aq) + H2O(l) =>
SrO(aq) + 2 HCl(aq) = SrCl2(aq) + H2O(l)
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
NaCrO7 + FeCl + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
NaCrO7 + 5 FeCl + 14 HCl = CrCl3 + 5 FeCl3 + NaCl + 7 H2O
CH2O + AgOH = Ag + CH2O2 + H2O =>
CH2O + 2 AgOH = 2 Ag + CH2O2 + H2O
NaBr + KMnO4 + HNO3 = Br2 + Mn(NO3)2 + H2O + NaNO3 + KNO3 =>
10 NaBr + 2 KMnO4 + 16 HNO3 = 5 Br2 + 2 Mn(NO3)2 + 8 H2O + 10 NaNO3 + 2 KNO3
AlCl3 + (NH4)2(CO3) = Al2(CO3)3 + (NH4)Cl =>
2 AlCl3 + 3(NH4)2(CO3) = Al2(CO3)3 + 6(NH4)Cl
AgNO3NaI = AgINaNO3 =>
AgNO3NaI = AgINaNO3
Sn(C2H3O2)2(aq) + K2S(aq) = SnS(s) + KC2H3O2(aq) =>
Sn(C2H3O2)2(aq) + K2S(aq) = SnS(s) + 2 KC2H3O2(aq)
Na + CS(NH2)2 + O2 = Na2S + CO(NH2)2 =>
4 Na + 2 CS(NH2)2 + O2 = 2 Na2S + 2 CO(NH2)2
C2H6O + AgNO3 = AgCNO + H2O + O2 =>
C2H6O + 2 AgNO3 = 2 AgCNO + 3 H2O + O2
Na + CS(NH2)2 + O2 = Na2S + CO(NH2)2 =>
4 Na + 2 CS(NH2)2 + O2 = 2 Na2S + 2 CO(NH2)2
PbI4 + Na2SO4 = NaI + Pb(SO4)2 =>
PbI4 + 2 Na2SO4 = 4 NaI + Pb(SO4)2
Pb + H = PbH4 =>
Pb + 4 H = PbH4
PbO2 + Mn(NO3)2 + KNO3 + HNO3 = KMnO4 + Pb(NO3)2 + H2O =>
5 PbO2 + 2 Mn(NO3)2 + 2 KNO3 + 4 HNO3 = 2 KMnO4 + 5 Pb(NO3)2 + 2 H2O
Ca(NO3)2*Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2*Na2CO3 = CaCO3 + 2 NaNO3
LiCl + KBr = LiBr + ClK =>
LiCl + KBr = LiBr + ClK
As2S5 + HNO3 + H2O = H2SO4 + NO + H3AsO4 =>
3 As2S5 + 40 HNO3 + 4 H2O = 15 H2SO4 + 40 NO + 6 H3AsO4
KMnO4 + C12H22O11 + H2SO4 = K2CO3 + MnSO4 + CO2 + H2O =>
48 KMnO4 + 5 C12H22O11 + 48 H2SO4 = 24 K2CO3 + 48 MnSO4 + 36 CO2 + 103 H2O
Ca(NO3)2*Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2*Na2CO3 = CaCO3 + 2 NaNO3
CoCl2 + Na2SiO3 = CoSiO3 + NaCl =>
CoCl2 + Na2SiO3 = CoSiO3 + 2 NaCl
Ag0 + HNO3 = AgNO3 + NO2 + H2O =>
Ag0 + 2 HNO3 = AgNO3 + NO2 + H2O
Cr2O7 + H2 = Cr + H2O =>
Cr2O7 + 7 H2 = 2 Cr + 7 H2O
PbO2 + Mn(NO3)2 + KNO3 + HNO3 = KMnO4 + Pb(NO3)2 + H2O =>
5 PbO2 + 2 Mn(NO3)2 + 2 KNO3 + 4 HNO3 = 2 KMnO4 + 5 Pb(NO3)2 + 2 H2O
Na2S2O4 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O4 + 3 Cl2 + 4 H2O = 2 NaHSO4 + 6 HCl
NO + Al + H2O = NH3 + AlO2 =>
4 NO + 5 Al + 6 H2O = 4 NH3 + 5 AlO2
ZnBr2 + Na2CO3 = ZnCO3 + NaBr =>
ZnBr2 + Na2CO3 = ZnCO3 + 2 NaBr
HCl + Rb(OH) = RbCl + HOH =>
HCl + Rb(OH) = RbCl + HOH
H2 + CH3COO = CH3COOH =>
H2 + 2 CH3COO = 2 CH3COOH
PbCrO4 + LiBr + HCl = PbCl2 + CrBr3 + LiCl + Br2 + H2O =>
2 PbCrO4 + 12 LiBr + 16 HCl = 2 PbCl2 + 2 CrBr3 + 12 LiCl + 3 Br2 + 8 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2O3 + H2SO4 = Al2(SO4)3 + HOH =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 HOH
Kr + Br = KrBr =>
Kr + Br = KrBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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