| Équations équilibrées la veille |
2 K + S = K2S
SO2 + KMnO4 + H2O = MnS04 + K2S04 + H2SO4 =>
44 SO2 + 2 KMnO4 + 32 H2O = 2 MnS04 + K2S04 + 32 H2SO4
FeCl3 + (NH4)2HPO4 = NH4Cl + HCl + FePO4 =>
FeCl3 + (NH4)2HPO4 = 2 NH4Cl + HCl + FePO4
Zn(NO3)2 + Fe(NO3)3 + C2H5NO2 = ZnFe2O4 + CO2 + N2 + H2O =>
9 Zn(NO3)2 + 18 Fe(NO3)3 + 40 C2H5NO2 = 9 ZnFe2O4 + 80 CO2 + 56 N2 + 100 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MoO2 + H = Mo + H2O =>
MoO2 + 4 H = Mo + 2 H2O
Zn2{+} + Cu(NO3)2 = Cu2{+} + Zn(NO3)2 =>
Zn2{+} + 2 Cu(NO3)2 = Cu2{+} + 2 Zn(NO3)2
Ba(OH)2(aq) + NH4Cl(s) = BaCl2(aq) + NH4OH(aq) =>
Ba(OH)2(aq) + 2 NH4Cl(s) = BaCl2(aq) + 2 NH4OH(aq)
C24H50 = C2H6 + C2H4 =>
C24H50 = C2H6 + 11 C2H4
H2(CO3) + Mg(OH)2 = Mg2(CO3)2 + H2O =>
2 H2(CO3) + 2 Mg(OH)2 = Mg2(CO3)2 + 4 H2O
CoCl2 + Na3PO4 = Co3(PO4)2 + NaCl =>
3 CoCl2 + 2 Na3PO4 = Co3(PO4)2 + 6 NaCl
MnO4{-} + NO2 + OH{-} = MnO2 + NO3{-} + H2O =>
MnO4{-} + 3 NO2 + 2 OH{-} = MnO2 + 3 NO3{-} + H2O
CH3CH(OH)COOH + PCl5 = CH3CH(Cl)COOH + POCl3 + HCl =>
CH3CH(OH)COOH + PCl5 = CH3CH(Cl)COOH + POCl3 + HCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
NaHSO4 + Na2S = Na2SO4 + H2S =>
2 NaHSO4 + Na2S = 2 Na2SO4 + H2S
NaCl(s) + AgNO3(ac) = AgCl(s) + NaNO3(ac) =>
NaCl(s) + AgNO3(ac) = AgCl(s) + NaNO3(ac)
NO3 + Br2 = NO2 + BrO3 =>
6 NO3 + Br2 = 6 NO2 + 2 BrO3
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
BaCl2(aq) + AgNO3(aq) = AgCl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ba(NO3)2(aq)
H2Cr2O7 + NaOH = Na2CrO4 + H2O =>
H2Cr2O7 + 4 NaOH = 2 Na2CrO4 + 3 H2O
NiCl2 + Na2CO3 = NiCO3 + NaCl =>
NiCl2 + Na2CO3 = NiCO3 + 2 NaCl
C12N2H12 + C12N2H12{2+} = C24N4H22 + H{+} =>
C12N2H12 + C12N2H12{2+} = C24N4H22 + 2 H{+}
COH4 + H2O = H3O + CO =>
COH4 + 4 H2O = 4 H3O + CO
Ti + TiCl4 = TiCl3 =>
Ti + 3 TiCl4 = 4 TiCl3
CO = C + CO2 =>
2 CO = C + CO2
Li + HgCl = Hg + LiCl =>
Li + HgCl = Hg + LiCl
C4H9MgBr + H2O = C4H10 + OHMgBr =>
C4H9MgBr + H2O = C4H10 + OHMgBr
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cu + Cl2(g) = CuCl2 =>
Cu + Cl2(g) = CuCl2
Cl2 + C2H5OH = HCl + C2HCl3O =>
4 Cl2 + C2H5OH = 5 HCl + C2HCl3O
CaSO3 + HBr = CaBr2 + H2SO3 =>
CaSO3 + 2 HBr = CaBr2 + H2SO3
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
CHCl3 + Ag = C2H2 + AgCl =>
2 CHCl3 + 6 Ag = C2H2 + 6 AgCl
As2S5 + KNO3 + HNO3 = NO2 + H3AsO4 + KHSO4 + H2O =>
As2S5 + 5 KNO3 + 35 HNO3 = 40 NO2 + 2 H3AsO4 + 5 KHSO4 + 12 H2O
BaCl2 + H2SO4 = Ba2(SO4)2 + HCl =>
2 BaCl2 + 2 H2SO4 = Ba2(SO4)2 + 4 HCl
K3P + MgS = Mg3P2 + K2S =>
2 K3P + 3 MgS = Mg3P2 + 3 K2S
K + (C2H3O2) = K(C2H3O2) =>
K + (C2H3O2) = K(C2H3O2)
KMnO4 + Na2SO3 + H2SO4 = NaSO4 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 Na2SO3 + 11 H2SO4 = 10 NaSO4 + 4 MnSO4 + 2 K2SO4 + 11 H2O
ICl + Cl2 = I2Cl6 =>
2 ICl + 2 Cl2 = I2Cl6
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Na2Cr2O7 + Ca(NO3)2 = NaNO3 + CaCr2O7 =>
Na2Cr2O7 + Ca(NO3)2 = 2 NaNO3 + CaCr2O7
BiO3{-} + H2O + {-} = Bi{3+} + OH{-} =>
BiO3{-} + 3 H2O + 2e = Bi{3+} + 6 OH{-}
Hg2O + Cl2 = HgCl + O2 =>
2 Hg2O + 2 Cl2 = 4 HgCl + O2
CaO + SiO2 = CaSiO3 =>
CaO + SiO2 = CaSiO3
C6H12O6 = C + H2O =>
C6H12O6 = 6 C + 6 H2O
Cu + Cr(CH3COO)3 = Cu(CH3COO) + Cr =>
3 Cu + Cr(CH3COO)3 = 3 Cu(CH3COO) + Cr
PI3 + NaOH = NaI + Na2HPO3 + H2O =>
PI3 + 5 NaOH = 3 NaI + Na2HPO3 + 2 H2O
Co(NO3)2 + C2H5NO2 = Co + H2O + N2 + CO2 =>
3 Co(NO3)2 + 4 C2H5NO2 = 3 Co + 10 H2O + 5 N2 + 8 CO2
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Équations équilibrées sur10/26/24
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