| Équations équilibrées la veille |
Ba(OH)2Ca = Ca(OH)2Ba
C3H8O3 = C3H8O2 + H2O + CO2 =>
8 C3H8O3 = 7 C3H8O2 + 4 H2O + 3 CO2
NaOH + Cl2 + S = Na2SO4 + H2O + NaCl =>
8 NaOH + 3 Cl2 + S = Na2SO4 + 4 H2O + 6 NaCl
IO3{-} + N2H4 = I{-} + N2 + H2O =>
2 IO3{-} + 3 N2H4 = 2 I{-} + 3 N2 + 6 H2O
NiCl2 + NaC2H3O2 = Ni(C2H3O2)2 + NaCl =>
NiCl2 + 2 NaC2H3O2 = Ni(C2H3O2)2 + 2 NaCl
P + H5IO6 = H3PO4 + I2 + H2O =>
14 P + 10 H5IO6 = 14 H3PO4 + 5 I2 + 4 H2O
HNO3 + NaBr = Br2 + NO2 + H2O + NaNO3 =>
4 HNO3 + 2 NaBr = Br2 + 2 NO2 + 2 H2O + 2 NaNO3
Li2CO3 + HCl = LiCl + H2CO3 =>
Li2CO3 + 2 HCl = 2 LiCl + H2CO3
MnS + ClO4 = MnO2 + SO4 + Cl =>
2 MnS + 3 ClO4 = 2 MnO2 + 2 SO4 + 3 Cl
NH3 + H2O = N3 + H3O =>
3 NH3 + 9 H2O = N3 + 9 H3O
Na2CO3 + CrCl3 = Na2Cl3 + CO3Cr =>
Na2CO3 + CrCl3 = Na2Cl3 + CO3Cr
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
C3H6O2NaOH = H2ONa(C2H5COO) =>
C3H6O2NaOH = H2ONa(C2H5COO)
PbCrO4 + H2SO4 = PbSO4 + H2Cr2O7 + H2O =>
2 PbCrO4 + 2 H2SO4 = 2 PbSO4 + H2Cr2O7 + H2O
Na2SO3 + H2O2 = Na2SO4 + H2O =>
Na2SO3 + H2O2 = Na2SO4 + H2O
C4H9OH + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
15 C4H9OH + 16 KMnO4 + 24 H2SO4 = 20 C2H5COOH + 8 K2SO4 + 16 MnSO4 + 39 H2O
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
NaH + MgPO = NaPO + HMg =>
NaH + MgPO = NaPO + HMg
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
Fe3O4 + O2 + H2O = Fe(OH)3 =>
4 Fe3O4 + O2 + 18 H2O = 12 Fe(OH)3
H2SO4 + S = SO2 + H2O = =>
2 H2SO4 + S = 3 SO2 + 2 H2O
Br2SO2 = SBr2O2 =>
Br2SO2 = SBr2O2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
XeO3 + Ba(OH)2 = Ba2XeO6 + XeO2 + H2O =>
2 XeO3 + 2 Ba(OH)2 = Ba2XeO6 + XeO2 + 2 H2O
FeSO4 + KMnO4 = Fe(MnO4)2 + K2SO4 =>
FeSO4 + 2 KMnO4 = Fe(MnO4)2 + K2SO4
NH4VO3 + Mg + HCl = VCl2 + MgCl2 + NH4Cl + H2O =>
2 NH4VO3 + 3 Mg + 12 HCl = 2 VCl2 + 3 MgCl2 + 2 NH4Cl + 6 H2O
Mg + H3Po4 = Mg4(Po4)2 + H2 =>
4 Mg + 2 H3Po4 = Mg4(Po4)2 + 3 H2
Mg(s) + HBr(aq) = MgBr2(s) + H2(g) =>
Mg(s) + 2 HBr(aq) = MgBr2(s) + H2(g)
Na3N(s) + F2(g) = NaF(s) + N2(g) =>
2 Na3N(s) + 3 F2(g) = 6 NaF(s) + N2(g)
K2O + HNO3(aq) = KNO3(aq) + H2O(l) =>
K2O + 2 HNO3(aq) = 2 KNO3(aq) + H2O(l)
C4H7OCl + NH3 = C4H9ON + NH4{+} + Cl{-} =>
C4H7OCl + 2 NH3 = C4H9ON + NH4{+} + Cl{-}
CaCl2 + H2CO3 = CaCO3 + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Fe2O3 + BaO = BaFe2O4 =>
Fe2O3 + BaO = BaFe2O4
CuO + Hg(NO3)2 = Cu(NO3)2 + HgO =>
CuO + Hg(NO3)2 = Cu(NO3)2 + HgO
C6H11COOH = CO2 + H + C =>
C6H11COOH = CO2 + 12 H + 6 C
Mg2 + Hg2Cl2 = Hg2 + MgCl =>
Mg2 + Hg2Cl2 = Hg2 + 2 MgCl
C2 + H2 + O2 = CH2O =>
C2 + 2 H2 + O2 = 2 CH2O
P + Br = PBr3 =>
P + 3 Br = PBr3
K2S(aq) + HCl(aq) = S(s) + H2(g) + KCl(aq) =>
K2S(aq) + 2 HCl(aq) = S(s) + H2(g) + 2 KCl(aq)
Mg + Zn(NO3)2 = Zn(s) + Mg(NO3)2 =>
Mg + Zn(NO3)2 = Zn(s) + Mg(NO3)2
Cl2 + CH4 = CH2Cl2 + HCl =>
2 Cl2 + CH4 = CH2Cl2 + 2 HCl
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
SiO2 + Cr2O3 = Cr2SiO5 =>
SiO2 + Cr2O3 = Cr2SiO5
Cu(NO3)2(aq) + NaCl(aq) = CuNa + Cl(NO3)2 =>
Cu(NO3)2(aq) + NaCl(aq) = CuNa + Cl(NO3)2
CuCl2 + Na2S2O3 + H2O = Cu2S + S + NaCl + H2SO4 =>
2 CuCl2 + 2 Na2S2O3 + 2 H2O = Cu2S + S + 4 NaCl + 2 H2SO4
SrCO3 + HC2H3O2 = CO2 + H2O + Sr =>
4 SrCO3 + HC2H3O2 = 6 CO2 + 2 H2O + 4 Sr
H5C + O2 = CO2 + H2O =>
4 H5C + 9 O2 = 4 CO2 + 10 H2O
Zn(NO3)2 + HBr = ZnBr2 + HNO3 =>
Zn(NO3)2 + 2 HBr = ZnBr2 + 2 HNO3
C2H5Br + AgCN = C2H5NC + AgBr =>
C2H5Br + AgCN = C2H5NC + AgBr
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Équations équilibrées sur10/19/24
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