| Équations équilibrées la veille |
B2H6(g) + 6 H2O(l) = 2 B(OH)3(s) + 6 H2(g)
Pb(C2H3O2)2 + K2S = K2(C2H3O2)2 + PbS =>
Pb(C2H3O2)2 + K2S = K2(C2H3O2)2 + PbS
HNO3 + ZnS = Zn(NO3)2 + H2S =>
2 HNO3 + ZnS = Zn(NO3)2 + H2S
MnN2O6 + CH4N2O = MnO2 + H2O + CO2 + N2 =>
3 MnN2O6 + 4 CH4N2O = 3 MnO2 + 8 H2O + 4 CO2 + 7 N2
NaNO3 + H2SO3 = HNO3 + Na2SO3 =>
2 NaNO3 + H2SO3 = 2 HNO3 + Na2SO3
FeCl3 + H2S + O2 = HCl + Fe2(SO4)3 =>
2 FeCl3 + 3 H2S + 6 O2 = 6 HCl + Fe2(SO4)3
KOH2 + CuNO2 = CuOH2 + KNO2 =>
KOH2 + CuNO2 = CuOH2 + KNO2
OH + Cr2O3 = CrO4 + Cr(OH)2 =>
10 OH + 4 Cr2O3 = 3 CrO4 + 5 Cr(OH)2
KMnO4 + H2SO4 + Mg = MgSO4 + K2SO4 + MnO2 + H2O =>
2 KMnO4 + 4 H2SO4 + 3 Mg = 3 MgSO4 + K2SO4 + 2 MnO2 + 4 H2O
NH4CH3COO + NiSO4 = Ni(CH3COO)2 + (NH4)2SO4 =>
2 NH4CH3COO + NiSO4 = Ni(CH3COO)2 + (NH4)2SO4
CH3OH + I2 + P4 = CH3I + H2O + H3PO4 =>
20 CH3OH + 10 I2 + P4 = 20 CH3I + 4 H2O + 4 H3PO4
MnO4 + H3AsO2 = Mn + H3AsO4 =>
MnO4 + 2 H3AsO2 = Mn + 2 H3AsO4
Na3PO4 + Co(NO3)2 = Co3(PO4)2 + Na(NO3) =>
2 Na3PO4 + 3 Co(NO3)2 = Co3(PO4)2 + 6 Na(NO3)
Cr(NO3) + NaBiO3 + HNO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2O =>
2 Cr(NO3) + 5 NaBiO3 + 18 HNO3 = H2Cr2O7 + 5 Bi(NO3)3 + 5 NaNO3 + 8 H2O
CuCl2 + H2O + H2CO = Cu2O + HCl + H2CO2 =>
2 CuCl2 + 2 H2O + H2CO = Cu2O + 4 HCl + H2CO2
H3PO4(aq) + NH3(aq) = ((NH4)3PO4)(aq) =>
H3PO4(aq) + 3 NH3(aq) = ((NH4)3PO4)(aq)
CH3CH2CHOHCH3 + K2Cr2O7 + H2SO4 = CH3CH2COCH3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2CHOHCH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COCH3 + K2SO4 + Cr2(SO4)3 + 7 H2O
Co(NO3)2(H2O)6 + NH3 + NaNO3 = [(NH3)5CoO2Co(NH3)5][(NO3)4(H2O)2] + H2O + NaOH =>
4 Co(NO3)2(H2O)6 + 19 NH3 + NaNO3 = 2[(NH3)5CoO2Co(NH3)5][(NO3)4(H2O)2] + 18 H2O + NaOH
Na2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + NaHSO4 + H2O =>
4 Na2Cr2O7 + 3 H2S + 17 H2SO4 = 4 Cr2(SO4)3 + 8 NaHSO4 + 16 H2O
SiF4 + HF = HSiF5 =>
SiF4 + HF = HSiF5
HAuCl4 + NaBH4 = Au + NaCl + B2H6 + H2 =>
2 HAuCl4 + 8 NaBH4 = 2 Au + 8 NaCl + 4 B2H6 + 5 H2
C6H12O6 + CaCO3 = CaC6H10O6 + CO2 + H2O =>
C6H12O6 + CaCO3 = CaC6H10O6 + CO2 + H2O
Bi + BiBr3 = BiBr2 =>
Bi + 2 BiBr3 = 3 BiBr2
Li3PO4 + Cu2SO4 = Cu3PO4 + Li2SO4 =>
2 Li3PO4 + 3 Cu2SO4 = 2 Cu3PO4 + 3 Li2SO4
AgNO3 + K4(Fe(CN)6) = Ag4(Fe(CN)6) + KNO3 =>
4 AgNO3 + K4(Fe(CN)6) = Ag4(Fe(CN)6) + 4 KNO3
PbCl2 + HCl = PbCl3{-} + H{+} =>
PbCl2 + HCl = PbCl3{-} + H{+}
C6H14 + SO4 = H2S + CO2 + H2O =>
5 C6H14 + 19 SO4 = 19 H2S + 30 CO2 + 16 H2O
HNo3 + KCl = KNo3 + HCl =>
HNo3 + KCl = KNo3 + HCl
C7H16 + O3 = C2 + H2O =>
6 C7H16 + 16 O3 = 21 C2 + 48 H2O
H2S2O4 + ClO2 + H2O = H2SO4 + HCl =>
5 H2S2O4 + 6 ClO2 + 8 H2O = 10 H2SO4 + 6 HCl
Al2(SO4)3 + NaF = Na3AlF6 + Na2SO4 =>
Al2(SO4)3 + 12 NaF = 2 Na3AlF6 + 3 Na2SO4
N2O4 + H2NNCH3 = H2O + N2 + CO2 =>
9 N2O4 + 8 H2NNCH3 = 20 H2O + 17 N2 + 8 CO2
Pb(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + PbSO4 =>
3 Pb(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 PbSO4
Co(OH)2 + HCl = CoCl2 + H2O =>
Co(OH)2 + 2 HCl = CoCl2 + 2 H2O
Li2CO3 + Mg(ClO3)2 = Li(ClO3) + MgCO3 =>
Li2CO3 + Mg(ClO3)2 = 2 Li(ClO3) + MgCO3
C11H3O7 + O2 = CO2 + H2O =>
4 C11H3O7 + 33 O2 = 44 CO2 + 6 H2O
CCl4 + H2O = H4CO4 + HCl =>
CCl4 + 4 H2O = H4CO4 + 4 HCl
CoS2 + O2 = Co2O3 + SO2 =>
4 CoS2 + 11 O2 = 2 Co2O3 + 8 SO2
NaCl + H2CO3 = Na2CO3 + ClH =>
2 NaCl + H2CO3 = Na2CO3 + 2 ClH
CuNo3 + Na2S = Cu2S + NaNo3 =>
2 CuNo3 + Na2S = Cu2S + 2 NaNo3
Na2C2O4 + C4H6CaO4 = C2H3NaO2 + CaC2O4 =>
Na2C2O4 + C4H6CaO4 = 2 C2H3NaO2 + CaC2O4
Ba(OH)2 + (NH4)2CO3 = BaCO3 + NH4OH =>
Ba(OH)2 + (NH4)2CO3 = BaCO3 + 2 NH4OH
Cu + Pb(No3) = Cu(No3) + Pb =>
Cu + Pb(No3) = Cu(No3) + Pb
(Ag(NH3)2){+} + AsO3{3-} + OH{-} = Ag + AsO4{3-} + NH3 + H2O =>
2(Ag(NH3)2){+} + AsO3{3-} + 2 OH{-} = 2 Ag + AsO4{3-} + 4 NH3 + H2O
Pb + H2O + O3 = Pb(OH)2 =>
3 Pb + 3 H2O + O3 = 3 Pb(OH)2
P4O10 + Mg(OH)2 = H2O + Mg3(PO4)2 =>
P4O10 + 6 Mg(OH)2 = 6 H2O + 2 Mg3(PO4)2
C5H12O + O2(g) = CO2(g) + H2O(l) =>
2 C5H12O + 15 O2(g) = 10 CO2(g) + 12 H2O(l)
NaOH + Ca(OH)2 = CaNa(OH)3 =>
NaOH + Ca(OH)2 = CaNa(OH)3
CaCrO4 + AgNO3 = CaNO3 + AgCrO4 =>
CaCrO4 + AgNO3 = CaNO3 + AgCrO4
CaSO4 + H2O = Ca(OH)2 + *H2SO4 =>
CaSO4 + 2 H2O = Ca(OH)2 + *H2SO4
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