| Équations équilibrées la veille |
SiO2(s) + 3 C(s) = SiC(s) + 2 CO(g)
SnCl2 + Fe2(SO4)3 + HCl = SnCl4 + FeSO4 + H2SO4 =>
SnCl2 + Fe2(SO4)3 + 2 HCl = SnCl4 + 2 FeSO4 + H2SO4
C5H12O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C10H20O2 =>
6 C5H12O + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O + 3 C10H20O2
MgCO3CaCO3 + HCl = CaCl2 + MgCl2 + H2O + CO2 =>
MgCO3CaCO3 + 4 HCl = CaCl2 + MgCl2 + 2 H2O + 2 CO2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Zn3(BO3)2 + At2Se7 = ZnSe + At3(BO3)7 =>
7 Zn3(BO3)2 + 3 At2Se7 = 21 ZnSe + 2 At3(BO3)7
Sn(s) + Cl2(g) = SnCl4(s) =>
Sn(s) + 2 Cl2(g) = SnCl4(s)
HBr + Cu = CuBr2 + H2 =>
2 HBr + Cu = CuBr2 + H2
C4H8 + HCl = H9C4Cl =>
C4H8 + HCl = H9C4Cl
KMnO4 + Al2 = KMn + AlO3 =>
3 KMnO4 + 2 Al2 = 3 KMn + 4 AlO3
Al + HClO4 = Al2O3 + HClO =>
2 Al + HClO4 = Al2O3 + HClO
Cu2O + NH3*H2O = [Cu(NH3)2]OH + H2O =>
Cu2O + 4 NH3*H2O = 2[Cu(NH3)2]OH + 3 H2O
NaCl + MgPO = MgCl2 + Na2O + P =>
2 NaCl + MgPO = MgCl2 + Na2O + P
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
NaOH + NH4HCO3 = H2O + NH3 + Na2CO3 =>
2 NaOH + NH4HCO3 = 2 H2O + NH3 + Na2CO3
NaNO3 + CaS = Ca(NO3)2 + Na2S =>
2 NaNO3 + CaS = Ca(NO3)2 + Na2S
FeI = Fe(I) =>
FeI = Fe(I)
C2H5Cl + HNH2 = C2H5NH2 + HCl =>
C2H5Cl + HNH2 = C2H5NH2 + HCl
C2H6O + KMnO4 = C2H4O + MnO + KOH + H2O =>
5 C2H6O + 2 KMnO4 = 5 C2H4O + 2 MnO + 2 KOH + 4 H2O
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
K + Na3PO4 = K3PO4 + Na =>
3 K + Na3PO4 = K3PO4 + 3 Na
LiBr + F2 = LiF + Br =>
2 LiBr + F2 = 2 LiF + 2 Br
Cr{3+} + SH{-} + H2O = Cr(OH)3 + H2S =>
Cr{3+} + 3 SH{-} + 3 H2O = Cr(OH)3 + 3 H2S
Li + NdCl3 = Nd + LiCl =>
3 Li + NdCl3 = Nd + 3 LiCl
HCHO2 + LiOH = LiCHO2 + H2O =>
HCHO2 + LiOH = LiCHO2 + H2O
KF = FK =>
KF = FK
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HCl(aq) = AlCl3 + H2 =>
2 Al + 6 HCl(aq) = 2 AlCl3 + 3 H2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CH2CHOH = CH3CHO =>
CH2CHOH = CH3CHO
Li2CO3 + FeCl2 = LiCl + FeCO3 =>
Li2CO3 + FeCl2 = 2 LiCl + FeCO3
S8 + Cl2 = S2Cl2 =>
S8 + 4 Cl2 = 4 S2Cl2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
H2O + SO2 + K2Cr2O7 = H2SO4 + K2SO4 + CrSO4 =>
H2O + 4 SO2 + K2Cr2O7 = H2SO4 + K2SO4 + 2 CrSO4
NaCl + Mg3(PO4)2 = Na3(PO4) + MgCl2 =>
6 NaCl + Mg3(PO4)2 = 2 Na3(PO4) + 3 MgCl2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Na2CO3 + H = Na + H2CO3 =>
Na2CO3 + 2 H = 2 Na + H2CO3
P + H2SO4 = H3PO4 + H2O + SO2 =>
2 P + 5 H2SO4 = 2 H3PO4 + 2 H2O + 5 SO2
C6H14 + H2SO4 = C6H13 + SO3H + H2O =>
C6H14 + H2SO4 = C6H13 + SO3H + H2O
FeBr2 + KCl = FeCl2 + KBr =>
FeBr2 + 2 KCl = FeCl2 + 2 KBr
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + (CNS)2 =>
2 K3[Fe(CN)6] + 2 KCNS = 2 K4[Fe(CN)6] + (CNS)2
FeCl2 + Na2Cr2O7 + HCl = Cr(Cl)3 + NaCl + H2O + FeCl3 =>
6 FeCl2 + Na2Cr2O7 + 14 HCl = 2 Cr(Cl)3 + 2 NaCl + 7 H2O + 6 FeCl3
Ca10F2(PO4)6 + H2PO4 = Ca(H2PO4)2 + CaPO4 + HF =>
Ca10F2(PO4)6 + 7 H2PO4 = 3 Ca(H2PO4)2 + 7 CaPO4 + 2 HF
C3H7OH + K2Cr2O7 + H2SO4 = C2H5CO + Cr2(SO4)3 + K2SO4 + H2O =>
2 C3H7OH + K2Cr2O7 + 4 H2SO4 = 2 C2H5CO + Cr2(SO4)3 + K2SO4 + 7 H2O
HBrO + Ca(OH)2 = CaO2 + H2O + Br =>
2 HBrO + Ca(OH)2 = CaO2 + 2 H2O + 2 Br
Mg(OH)2 + CrCl3 = Cr(OH)3 + MgCl2 =>
3 Mg(OH)2 + 2 CrCl3 = 2 Cr(OH)3 + 3 MgCl2
CH3COOH + FeCl3 + H2O = Fe3(OH)2(CH3COO)6Cl + HCl =>
6 CH3COOH + 3 FeCl3 + 2 H2O = Fe3(OH)2(CH3COO)6Cl + 8 HCl
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