| Équations équilibrées la veille |
K(OH)2 + 2 NH4Cl = KCl2 + 2 NH3 + 2 H2O
FeCl + Cl2O5 = Cl2 + FeO =>
10 FeCl + 2 Cl2O5 = 7 Cl2 + 10 FeO
CrCl2 + H2 + CH3COONa = Cr(CH3COO) + NaCl + HCl =>
2 CrCl2 + H2 + 2 CH3COONa = 2 Cr(CH3COO) + 2 NaCl + 2 HCl
N1H3 + H2SO4 = (NH4)2SO4 =>
2 N1H3 + H2SO4 = (NH4)2SO4
CuSO3 + HCl = CuCl2 + H2O + SO2 =>
CuSO3 + 2 HCl = CuCl2 + H2O + SO2
Ba(s) + HCN(g) = Ba(CN)2(s) + H2(g) =>
Ba(s) + 2 HCN(g) = Ba(CN)2(s) + H2(g)
UF6 + H2O = UOF5 + H2F =>
UF6 + H2O = UOF5 + H2F
CoCl2 + KNO2 = Co2(NO2)4 + KCl =>
2 CoCl2 + 4 KNO2 = Co2(NO2)4 + 4 KCl
CuSO4 + NaOH + C3H8O3 = Cu2O + Na2SO4 + C3H4O4 + H2O =>
6 CuSO4 + 12 NaOH + C3H8O3 = 3 Cu2O + 6 Na2SO4 + C3H4O4 + 8 H2O
Cu2O + N2 = Cu3N + O2 =>
6 Cu2O + 2 N2 = 4 Cu3N + 3 O2
N3 + O2 = NO2 =>
N3 + 3 O2 = 3 NO2
C14H10CuO4 + NH4ClO4 = CO2 + H2O + CuO + HCl + N2 =>
C14H10CuO4 + 12 NH4ClO4 = 14 CO2 + 23 H2O + CuO + 12 HCl + 6 N2
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
SnC2O4 + KMnO4 + H2SO4 = Sn(SO4)2 + K2SO4 + MnSO4 + CO2 + H2O =>
5 SnC2O4 + 4 KMnO4 + 16 H2SO4 = 5 Sn(SO4)2 + 2 K2SO4 + 4 MnSO4 + 10 CO2 + 16 H2O
HNO3 + Cu = Cu(NO3)2 + H2O + NO =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 4 H2O + 2 NO
KOH + HNO3 = H2K + NO4 =>
KOH + HNO3 = H2K + NO4
Fe2N2 = (t)FeN =>
Fe2N2 = 2(t)FeN
H2O + C6H12O6 = H4O2C =>
6 H2O + C6H12O6 = 6 H4O2C
C5H4N4O3 + H2O = H2 + H2CO3 + N2 =>
C5H4N4O3 + 12 H2O = 9 H2 + 5 H2CO3 + 2 N2
N2 + S = NS3 =>
N2 + 6 S = 2 NS3
H2BO3 + Al + OH = H2AlO3 + BH4 =>
H2BO3 + 5 Al + 12 OH = 5 H2AlO3 + BH4
C + O2 = C2(O2)4 =>
2 C + 4 O2 = C2(O2)4
Pu + Cl2 = PuCl2 =>
Pu + Cl2 = PuCl2
MgCO3 + K3PO4 = Mg3PO4 + KCO3 =>
3 MgCO3 + K3PO4 = Mg3PO4 + 3 KCO3
NO2 + Mg = N2 + MgO =>
2 NO2 + 4 Mg = N2 + 4 MgO
N(subscript)2 + H(subscript)2 = NH(subscript)3 =>
N(subscript)2 + 3 H(subscript)2 = 2 NH(subscript)3
LH + H2O = LOH + H2 =>
LH + H2O = LOH + H2
FeSO4 + NH4OH = Fe(OH)3 + NH4 + SO4 =>
FeSO4 + 3 NH4OH = Fe(OH)3 + 3 NH4 + SO4
FeCl2 + (NH4)3PO4 = Fe3(PO4)2 + (NH4)Cl =>
3 FeCl2 + 2(NH4)3PO4 = Fe3(PO4)2 + 6(NH4)Cl
K4Fe(CN)6 + K2CO3 = KCN + KCNO + Fe + CO2 =>
K4Fe(CN)6 + K2CO3 = 5 KCN + KCNO + Fe + CO2
KCr2O7 + CH3OH + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
4 KCr2O7 + 7 CH3OH + 14 H2SO4 = 7 HCOOH + 4 Cr2(SO4)3 + 2 K2SO4 + 21 H2O
C6H5CH3 + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
C6H5CH3 + K2Cr2O7 + 4 H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + 5 H2O
Al + OHCl = AlCl2 + H2O2 =>
Al + 2 OHCl = AlCl2 + H2O2
NO3{-} + C2H3O2{-} = NO2{-} + HCO3{-} + H2CO3 =>
4 NO3{-} + C2H3O2{-} = 4 NO2{-} + HCO3{-} + H2CO3
C3H6Cl2 + O2 = H2O + Cl2 + CO2 =>
2 C3H6Cl2 + 9 O2 = 6 H2O + 2 Cl2 + 6 CO2
AgCN = C2N2 + Ag =>
2 AgCN = C2N2 + 2 Ag
NaClO3 + KI + HCl = NaCl + I2 + KCl + H2O =>
NaClO3 + 6 KI + 6 HCl = NaCl + 3 I2 + 6 KCl + 3 H2O
KMnO4 + H2O + H2SO4 = MnSO4 + K2SO4 + H2O2 =>
2 KMnO4 + 2 H2O + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 H2O2
H3PO4 + Ca(OH)2 = (CaOH)3PO4 + H2O =>
H3PO4 + 3 Ca(OH)2 = (CaOH)3PO4 + 3 H2O
Cd + HNO3 = Cd(NO3)2 + H =>
Cd + 2 HNO3 = Cd(NO3)2 + 2 H
KOH + NO2 + O2 = KNO3 + H2O =>
4 KOH + 4 NO2 + O2 = 4 KNO3 + 2 H2O
Pu + Cl2 = PuCl2 =>
Pu + Cl2 = PuCl2
C9H20 + O2 = H2O + CO2 =>
C9H20 + 14 O2 = 10 H2O + 9 CO2
Pb(CH3CO2)2 + HCl = PbCl2 + CH3COOH =>
Pb(CH3CO2)2 + 2 HCl = PbCl2 + 2 CH3COOH
Sr(OH)2 + (NH4)2S = NH3 + H2O + SrS =>
Sr(OH)2 + (NH4)2S = 2 NH3 + 2 H2O + SrS
SrCl2 + Na2HPO4 = NaCl + SrHPO4 =>
SrCl2 + Na2HPO4 = 2 NaCl + SrHPO4
HgO(calor) = Hg + O =>
HgO(calor) = Hg + O
C6H18O(g) + O2 = CO2 + H2O =>
C6H18O(g) + 10 O2 = 6 CO2 + 9 H2O
H2SO4 + Zn = ZnSO4 + SO2 + H2O =>
2 H2SO4 + Zn = ZnSO4 + SO2 + 2 H2O
Ba + Li{+} = Ba{2+} + Li =>
Ba + 2 Li{+} = Ba{2+} + 2 Li
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