| Équations équilibrées la veille |
H2S + 4 O = 2 HO + SO2
C12H22O11 + HNO3 = H2C2O4 + NO2 + H2O =>
C12H22O11 + 36 HNO3 = 6 H2C2O4 + 36 NO2 + 23 H2O
BaH2 + HCl = H2 + BaCl2 =>
BaH2 + 2 HCl = 2 H2 + BaCl2
Al + MgF2 = AlF3 + Mg =>
2 Al + 3 MgF2 = 2 AlF3 + 3 Mg
NH4NO3 + C14H20 = N2 + CO2 + H2O =>
38 NH4NO3 + C14H20 = 38 N2 + 14 CO2 + 86 H2O
potassiumiodide + sodiumnitrate = potassiumnitrate + sodiumiodide =>
KI + NaNO3 = KNO3 + NaI
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
PbS2 = Pb + S2 =>
PbS2 = Pb + S2
C39H32 + O2 = CO2 + H2O =>
C39H32 + 47 O2 = 39 CO2 + 16 H2O
CH3COOH + K2CO3 = CH3COOK + H2 + CO2 =>
5 CH3COOH + 2 K2CO3 = 4 CH3COOK + 4 H2 + 4 CO2
KMnO4(aq) + Na2SO3 + H2O = MnO2 + KOH + Na2SO4 =>
2 KMnO4(aq) + 3 Na2SO3 + H2O = 2 MnO2 + 2 KOH + 3 Na2SO4
C4H10O2 + KMnO4 + H2SO4 = C4H6O6 + Mn2SO4 + K2SO4 + H2O =>
C4H10O2 + 2 KMnO4 + 2 H2SO4 = C4H6O6 + Mn2SO4 + K2SO4 + 4 H2O
HBr(aq) + H2O(l) = Br(aq) + H3O(aq) =>
HBr(aq) + H2O(l) = Br(aq) + H3O(aq)
K2SO3 + HCl + KMnO4 = K2SO4 + H2O + MnSO4 + KCl =>
5 K2SO3 + 6 HCl + 2 KMnO4 = 3 K2SO4 + 3 H2O + 2 MnSO4 + 6 KCl
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
CuSO4*5H2O + C2H4(NH2)2 = [Cu(C2H4(NH2)2)2(H2O)2]SO4*H2O + H2O =>
CuSO4*5H2O + 2 C2H4(NH2)2 = [Cu(C2H4(NH2)2)2(H2O)2]SO4*H2O + 2 H2O
Fe2S3 + O2 + H2O = Fe(OH)3 + H2SO4 =>
Fe2S3 + 6 O2 + 6 H2O = 2 Fe(OH)3 + 3 H2SO4
S2O8{2-} + H2O = SO4{2-} + O2 + H{+} =>
2 S2O8{2-} + 2 H2O = 4 SO4{2-} + O2 + 4 H{+}
Fe + C2H3O2 = Fe(C2H3O2)2(s) =>
Fe + 2 C2H3O2 = Fe(C2H3O2)2(s)
HNO3 + Zn = NO + ZnO + H2O =>
2 HNO3 + 3 Zn = 2 NO + 3 ZnO + H2O
Ca(OH)2 + (NH4)2S = CaS + H2O + NH3 =>
Ca(OH)2 + (NH4)2S = CaS + 2 H2O + 2 NH3
Fe(II)SO4 + Na2SiO3 = Fe(II)SiO3 + Na2SO4 =>
Fe(II)SO4 + Na2SiO3 = Fe(II)SiO3 + Na2SO4
HCl + Mg2 = Mg2Cl + H =>
HCl + Mg2 = Mg2Cl + H
SCO3 = S + CO3 =>
SCO3 = S + CO3
Al2O3(s) + NaOH(aq) + HF(g) = Na3AlF6(s) + H2O(l) =>
Al2O3(s) + 6 NaOH(aq) + 12 HF(g) = 2 Na3AlF6(s) + 9 H2O(l)
Co(SO4)2(aq) + KOH(aq) = Co(OH)2(s) + KSO4(aq) =>
Co(SO4)2(aq) + 2 KOH(aq) = Co(OH)2(s) + 2 KSO4(aq)
Al(PO4) + BaCl2 = AlCl3 + Ba3(PO4)2 =>
2 Al(PO4) + 3 BaCl2 = 2 AlCl3 + Ba3(PO4)2
CUOH + HCl = CUCl + H2O =>
CUOH + HCl = CUCl + H2O
NH4HCO3 + Ba(OH)2 = NH4OH + Ba(HCO3)2 =>
2 NH4HCO3 + Ba(OH)2 = 2 NH4OH + Ba(HCO3)2
C5H11OH + O2 = CHO + H2O =>
4 C5H11OH + 15 O2 = 20 CHO + 14 H2O
LiOH + MgCl = LiCl + Mg(OH) =>
LiOH + MgCl = LiCl + Mg(OH)
NaHCO3(aq) = Na2CO3 + CO2 + H2O =>
2 NaHCO3(aq) = Na2CO3 + CO2 + H2O
Na2Cr2O7 + BaCl2 + H2O = NaCl + BaCrO4 + HCl =>
Na2Cr2O7 + 2 BaCl2 + H2O = 2 NaCl + 2 BaCrO4 + 2 HCl
XeF6 + SiO2 = XeOF4 + SiF4 =>
2 XeF6 + SiO2 = 2 XeOF4 + SiF4
NH3 + KMnO4 + H2SO4 = MnSO4 + N + K2SO4 + H2O =>
10 NH3 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 10 N + 3 K2SO4 + 24 H2O
Pt + HBr = PtBr + H =>
Pt + HBr = PtBr + H
NiCl2(NH3) = NH3 + NiCl2 =>
NiCl2(NH3) = NH3 + NiCl2
V2O5 + H2SO4 + COOH = VOSO4 + H2O + CO2 =>
V2O5 + 2 H2SO4 + 2 COOH = 2 VOSO4 + 3 H2O + 2 CO2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Br2 + S2O3{-} + H2O = Br{-} + SO4 + H{+} =>
11 Br2 + 2 S2O3{-} + 10 H2O = 22 Br{-} + 4 SO4 + 20 H{+}
Al(ClO3)3 + K = KClO3 + Al =>
Al(ClO3)3 + 3 K = 3 KClO3 + Al
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ph(NO2)3CH3 + Mn2O7 = Ph(NO2)3COOH + MnO2 + H2O =>
Ph(NO2)3CH3 + Mn2O7 = Ph(NO2)3COOH + 2 MnO2 + H2O
KHCO3(s) + HCl(aq) = CO2(g) + H2O(l) + KCl =>
KHCO3(s) + HCl(aq) = CO2(g) + H2O(l) + KCl
CCl4 + I = ICl + C =>
CCl4 + 4 I = 4 ICl + C
DyOOH = Dy2O3 + H2O =>
2 DyOOH = Dy2O3 + H2O
NaOH + Pb(NO3)2 = Na2(NO3) + Pb(OH)4 =>
4 NaOH + Pb(NO3)2 = 2 Na2(NO3) + Pb(OH)4
Cu(NH3)4{2+} + Na2S2O4 + OH{-} = Cu + SO3{2-} + Na{+} + NH3 + H2O =>
Cu(NH3)4{2+} + Na2S2O4 + 4 OH{-} = Cu + 2 SO3{2-} + 2 Na{+} + 4 NH3 + 2 H2O
Ce2O2S + CeCl3 + S + Ce = Ce4OS4Cl2 =>
3 Ce2O2S + 4 CeCl3 + 21 S + 14 Ce = 6 Ce4OS4Cl2
(NO3)2Pb + Cr2O7K2 = Cr2O7Pb + NO3K =>
(NO3)2Pb + Cr2O7K2 = Cr2O7Pb + 2 NO3K
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