| Équations équilibrées la veille |
Na2Co3(aq) + CaCl2*2H2O(aq) = CaCo3(s) + 2 NaCl(aq) + 2 H2O
ClO4 + NO2 = Cl + NO3 =>
ClO4 + 4 NO2 = Cl + 4 NO3
I2 + KF = K + I2F =>
I2 + KF = K + I2F
H2(SO4) + LiOH = LiSO4 + H3O =>
H2(SO4) + LiOH = LiSO4 + H3O
(CaCO3) + (SO2) + (O2) = (CaSO4) + (CO2) =>
2(CaCO3) + 2(SO2) + (O2) = 2(CaSO4) + 2(CO2)
Na2SO3 + HI = H2SO3 + NaI =>
Na2SO3 + 2 HI = H2SO3 + 2 NaI
MnO2 + O2 + KOH = K2MnO4 + HOH =>
2 MnO2 + O2 + 4 KOH = 2 K2MnO4 + 2 HOH
SO2(g) + H2S(aq) = S(s) + H2O(l) =>
SO2(g) + 2 H2S(aq) = 3 S(s) + 2 H2O(l)
Hg2(NO3)2 + NH3 = Hg2(NH3)2 + NO3 =>
Hg2(NO3)2 + 2 NH3 = Hg2(NH3)2 + 2 NO3
H(ClO3) = H + (ClO3) =>
H(ClO3) = H + (ClO3)
P2O5 + HCl = POCl3 + H3PO3 + O2 =>
2 P2O5 + 6 HCl = 2 POCl3 + 2 H3PO3 + O2
CrO4{2-} + Pb(NO3)2 = PbCrO4{2-} + NO3 =>
CrO4{2-} + Pb(NO3)2 = PbCrO4{2-} + 2 NO3
AgF + HCl = AgCl + HF =>
AgF + HCl = AgCl + HF
Na + NeCl = NaCl2 + Ne =>
Na + 2 NeCl = NaCl2 + 2 Ne
C3H4Cu(NH3)2Cl = C3H3CuNH3NH4Cl =>
C3H4Cu(NH3)2Cl = C3H3CuNH3NH4Cl
Na2HPO4 + KOH = Na3PO4 + K3PO4 + H2O =>
3 Na2HPO4 + 3 KOH = 2 Na3PO4 + K3PO4 + 3 H2O
CuSO4 + H2O = Cu + SO4OH2 =>
CuSO4 + H2O = Cu + SO4OH2
(Cu(NO3)2) + NaOH = NaNO3 + Cu(OH)2 =>
(Cu(NO3)2) + 2 NaOH = 2 NaNO3 + Cu(OH)2
Fe2O3 + CaO = Fe + CaO2 =>
Fe2O3 + 3 CaO = 2 Fe + 3 CaO2
NiCl + CuS = NiS + CuCl =>
NiCl + CuS = NiS + CuCl
NaNO3 + H2O = NaOH + HNO3 =>
NaNO3 + H2O = NaOH + HNO3
As2O3 + OH{-} = e + H2O + AsO4{3-} =>
As2O3 + 10 OH{-} = 4e + 5 H2O + 2 AsO4{3-}
NO2 + H2O = (HNO3) + NO =>
3 NO2 + H2O = 2(HNO3) + NO
KBr + Cl2 = KCl2 + Br =>
KBr + Cl2 = KCl2 + Br
H2S(g) + SO2 = S8(s) + H2O(g) =>
16 H2S(g) + 8 SO2 = 3 S8(s) + 16 H2O(g)
BaCl2 + H2SO4 = Ba2(SO4)2 + H2Cl2 =>
2 BaCl2 + 2 H2SO4 = Ba2(SO4)2 + 2 H2Cl2
Fe(NO) + KS = KNO + FeS =>
Fe(NO) + KS = KNO + FeS
HgO + Ca = CaO + Hg =>
HgO + Ca = CaO + Hg
C6H10N2O5(g) + O2 = CO2(g) + H2O(g) + (NH2)2CO(g) =>
2 C6H10N2O5(g) + 9 O2 = 10 CO2(g) + 6 H2O(g) + 2(NH2)2CO(g)
KCl + CaS = KS + CaCl =>
KCl + CaS = KS + CaCl
Sn(s) + Zn(NO3)2(l) = Sn(NO3) + Zn =>
2 Sn(s) + Zn(NO3)2(l) = 2 Sn(NO3) + Zn
SO3 = S + O2 =>
2 SO3 = 2 S + 3 O2
KCN + H2O = CNH + OH + K =>
KCN + H2O = CNH + OH + K
FO2 + NaOH = NaF + O2 + H2O =>
4 FO2 + 4 NaOH = 4 NaF + 5 O2 + 2 H2O
FeSO4*(NH4)2SO4*6H2O + KMnO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + (NH4)2SO4 + H2O + K2SO4 =>
10 FeSO4*(NH4)2SO4*6H2O + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + 10(NH4)2SO4 + 68 H2O + K2SO4
SnCl2 + HgCl2 + HCl = Hg2Cl2 + H2SnCl6 =>
SnCl2 + 2 HgCl2 + 2 HCl = Hg2Cl2 + H2SnCl6
CH3CO2H(l) + Na2CO3(s) = CH3CO2Na(aq) + CO2(g) + H2O(l) =>
2 CH3CO2H(l) + Na2CO3(s) = 2 CH3CO2Na(aq) + CO2(g) + H2O(l)
Pb(CH3COO)2 + Cl2 + KOH = PbO2 + KCl + KCH3COO + H2O =>
Pb(CH3COO)2 + Cl2 + 4 KOH = PbO2 + 2 KCl + 2 KCH3COO + 2 H2O
Sc + NaOH + H2O = Na3[Sc(OH)6] + H2 =>
2 Sc + 6 NaOH + 6 H2O = 2 Na3[Sc(OH)6] + 3 H2
CH3CO2H(l) + Na2CO3(s) = CH3CO2Na(aq) + CO2(g) + H2O(l) =>
2 CH3CO2H(l) + Na2CO3(s) = 2 CH3CO2Na(aq) + CO2(g) + H2O(l)
Ai + H2O = Ai(OH)3 + H2 =>
2 Ai + 6 H2O = 2 Ai(OH)3 + 3 H2
K2Cr + CuSO4 = K2SO4 + CuCr =>
K2Cr + CuSO4 = K2SO4 + CuCr
C10H14N2Na2O8*2H2O + CaO = CO2 + Ca + H2O + N2 + NaOH =>
C10H14N2Na2O8*2H2O + 20 CaO = 10 CO2 + 20 Ca + 8 H2O + N2 + 2 NaOH
KOH + Al3 = Al3OH + K =>
KOH + Al3 = Al3OH + K
C6H5Cl + Na = C6H5Na + NaCl =>
C6H5Cl + 2 Na = C6H5Na + NaCl
CaS + HNO3 = Ca(NO3)2 + H2 + S =>
CaS + 2 HNO3 = Ca(NO3)2 + H2 + S
MgCO3 + C4H6O5 = C4H4MgO5 + H2O + CO2 =>
MgCO3 + C4H6O5 = C4H4MgO5 + H2O + CO2
AgNo{3} + NaOH = AgOH + NaNo{3} =>
AgNo{3} + NaOH = AgOH + NaNo{3}
SnCl4 + Na2CO3 = SnCO3 + Na2Cl4 =>
SnCl4 + Na2CO3 = SnCO3 + Na2Cl4
SnO2 + S + Na2CO3 = Na2SnS2 + SO2 + CO2 =>
2 SnO2 + 7 S + 2 Na2CO3 = 2 Na2SnS2 + 3 SO2 + 2 CO2
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Équations équilibrées sur11/23/24
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