| Équations équilibrées la veille |
(C2N)6 = 6 C2N
C3H8O3 + Cu(OH)2 = Cu2O + CO2 + H2O =>
C3H8O3 + 14 Cu(OH)2 = 7 Cu2O + 3 CO2 + 18 H2O
CaSiO3(s) + HF(l) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(l) = SiF4(g) + CaF2(s) + 3 H2O(l)
CH3C6H4COOH + C2H5OC2H5 = CH3C6H4OC2H5 + C2H2COOH =>
5 CH3C6H4COOH + 2 C2H5OC2H5 = 4 CH3C6H4OC2H5 + 4 C2H2COOH
Fe(NO3)3 + NO + H2O = Fe + HNO3 =>
Fe(NO3)3 + NO + 2 H2O = Fe + 4 HNO3
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
(NH4)2S2O8 = NH4 + S2O8 =>
(NH4)2S2O8 = 2 NH4 + S2O8
KClO + HBr = Br + HO + KCl =>
KClO + HBr = Br + HO + KCl
HFCo(OH) = CoFH2O =>
HFCo(OH) = CoFH2O
CH3(CH2)4CH3(l) + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3(l) + 19 O2 = 12 CO2 + 14 H2O
Cr2O3 + P2O5 = Cr2O5 + P2O3 =>
Cr2O3 + P2O5 = Cr2O5 + P2O3
SrCl2 + K2SO4 = SrSO4 + KCl =>
SrCl2 + K2SO4 = SrSO4 + 2 KCl
FeBr2 + H2SO4 = Fe2(SO4)3 + Br2 + SO2 + H2O =>
2 FeBr2 + 6 H2SO4 = Fe2(SO4)3 + 2 Br2 + 3 SO2 + 6 H2O
H2CO3Na2CrO4 = H2CrO4Na2CO3 =>
H2CO3Na2CrO4 = H2CrO4Na2CO3
Fe2{+} + Cr2O72{-} = Fe3{+} + Cr3{+} + O2 =>
15 Fe2{+} + 3 Cr2O72{-} = 10 Fe3{+} + 2 Cr3{+} + 108 O2
As + HCl = AsCl + H2 =>
2 As + 2 HCl = 2 AsCl + H2
Li2SO3 + LiI + HCl = LiCl + H2O + I2 + S =>
Li2SO3 + 4 LiI + 6 HCl = 6 LiCl + 3 H2O + 2 I2 + S
Na2CO3 + Pb(NO3)2 = PbCO3(s) + NaNO3 =>
Na2CO3 + Pb(NO3)2 = PbCO3(s) + 2 NaNO3
BiCl3 + KOH = BiOH + K + Cl2 =>
2 BiCl3 + 2 KOH = 2 BiOH + 2 K + 3 Cl2
K2SO4 + NH4Cl = KCl + (NH4)2SO4 =>
K2SO4 + 2 NH4Cl = 2 KCl + (NH4)2SO4
Fe(s) + CuCl2(aq) = FeCl2(aq) + Cu(s) =>
Fe(s) + CuCl2(aq) = FeCl2(aq) + Cu(s)
P + O2 = P10O5 =>
20 P + 5 O2 = 2 P10O5
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
SO2 + HCl = HClSO2 =>
SO2 + HCl = HClSO2
Fe + HNO3(conc) = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3(conc) = Fe(NO3)3 + NO + 2 H2O
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONH2 + [(CH3)3CNH3]Cl + CCl =>
3(CH3CH2O)2POH + 33(CH3)3CNH2 + 14 CCl4 = 3(CH3CH2O)2PONH2 + 30[(CH3)3CNH3]Cl + 26 CCl
Sb + O2 = Sb2O3 =>
4 Sb + 3 O2 = 2 Sb2O3
Ba(H2PO2)2 + H2SO4 = BaSO4 + H3PO2 =>
Ba(H2PO2)2 + H2SO4 = BaSO4 + 2 H3PO2
SrS + O2 = SrO + S =>
2 SrS + O2 = 2 SrO + 2 S
HBr + MgCO3 = MgBr2 + H2CO3 =>
2 HBr + MgCO3 = MgBr2 + H2CO3
NH4FH2O = NH4(OH)HF =>
NH4FH2O = NH4(OH)HF
NaCl + H2S = Na2S + HCl =>
2 NaCl + H2S = Na2S + 2 HCl
Mg(ClO2)2 + Al2S3 = MgS + Al(ClO2)3 =>
3 Mg(ClO2)2 + Al2S3 = 3 MgS + 2 Al(ClO2)3
HgCl2 + Na2SO3 = HgSO3 + NaCl =>
HgCl2 + Na2SO3 = HgSO3 + 2 NaCl
Cd3(PO4)2 + CuCl2 = CdCl2 + Cu3(PO4)2 =>
Cd3(PO4)2 + 3 CuCl2 = 3 CdCl2 + Cu3(PO4)2
NaHSO4 + CH3COOH = CH3COONa + H2SO4 =>
NaHSO4 + CH3COOH = CH3COONa + H2SO4
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
NaI + H2SO4 = H2S + I2 + Na4SO4 + H2O =>
16 NaI + 5 H2SO4 = H2S + 8 I2 + 4 Na4SO4 + 4 H2O
CrCl3 + NH3*H2O = Cr(OH)3 + NH3 + HCl =>
CrCl3 + 3 NH3*H2O = Cr(OH)3 + 3 NH3 + 3 HCl
AgNO3(aq) + NaOH(aq) = Ag2O(s) + Na(aq) + NO3(aq) + H2O =>
2 AgNO3(aq) + 2 NaOH(aq) = Ag2O(s) + 2 Na(aq) + 2 NO3(aq) + H2O
Mg + KOH(aq) = Mg(OH)2 + K(l) =>
Mg + 2 KOH(aq) = Mg(OH)2 + 2 K(l)
KMnO4 + C6H14 = C6H12O2 + H2O + KMnO =>
KMnO4 + C6H14 = C6H12O2 + H2O + KMnO
CH3COOC2H5 + C2H5NH2 = CH3COC2H5NH + C2H5OH =>
CH3COOC2H5 + C2H5NH2 = CH3COC2H5NH + C2H5OH
Ge + HNO3 + HCl = GeCl2 + NO + H2O =>
3 Ge + 2 HNO3 + 6 HCl = 3 GeCl2 + 2 NO + 4 H2O
Ni(OH)2 + NaOH = Na2NiO2 + H2O =>
Ni(OH)2 + 2 NaOH = Na2NiO2 + 2 H2O
HMnO4H2O = H3O + MnO4 =>
HMnO4H2O = H3O + MnO4
Al2 + CuF2 = AlF3 + Cu =>
Al2 + 3 CuF2 = 2 AlF3 + 3 Cu
PbSO4 + NaOH = Pb(OH)4 + Na + SO4 =>
PbSO4 + 4 NaOH = Pb(OH)4 + 4 Na + SO4
CuH10 + O2 = CuO + H10O2 =>
2 CuH10 + 3 O2 = 2 CuO + 2 H10O2
Ammonia + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
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