| Équations équilibrées la veille |
4 HJ + SO2 = 2 J2 + S + 2 H2O
CuI + H2O2 + KOH = Cu(OH)2 + KIO3 + H2O =>
2 CuI + 7 H2O2 + 2 KOH = 2 Cu(OH)2 + 2 KIO3 + 6 H2O
NaHg2 + NH4Cl = NaCl + NH3 + Hg + H2 =>
2 NaHg2 + 2 NH4Cl = 2 NaCl + 2 NH3 + 4 Hg + H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ba + Ag2Cr2O7 = BaCr2O7 + Ag =>
Ba + Ag2Cr2O7 = BaCr2O7 + 2 Ag
(NH4)2SO3 + H3PO4 = (NH4)3PO4 + H2SO3 =>
3(NH4)2SO3 + 2 H3PO4 = 2(NH4)3PO4 + 3 H2SO3
SO2 + Ca(OH)2 = CaSO3 + H2O =>
SO2 + Ca(OH)2 = CaSO3 + H2O
Fe2(SO4)3 + K(SCN) = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 K(SCN) = 2 K3Fe(SCN)6 + 3 K2SO4
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
K2Cr2O7 + S = SO2 + Cr2O3 + K2O =>
2 K2Cr2O7 + 3 S = 3 SO2 + 2 Cr2O3 + 2 K2O
Pb(CH3COO)2 + (NH4)2SO4 = PbSO4 + (NH4)2(CH3COO)2 =>
Pb(CH3COO)2 + (NH4)2SO4 = PbSO4 + (NH4)2(CH3COO)2
CH3Br + CH3COONa = C2H6 + BrCOONa =>
CH3Br + CH3COONa = C2H6 + BrCOONa
CaCO3 + La2O3 + CuO + O2 = Ca9La5Cu24O41 + CO2 =>
36 CaCO3 + 10 La2O3 + 96.000000000001CuO + O2 = 4 Ca9La5Cu24O41 + 36 CO2
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
C2H5COOHNaOH = NaC2H5COOH2O =>
C2H5COOHNaOH = NaC2H5COOH2O
UF6 = F2 + U =>
UF6 = 3 F2 + U
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
HCl + CNO = HCNO + Cl =>
HCl + CNO = HCNO + Cl
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
KOH + Ni(NO3)2 = KNO3 + Ni(OH)2 =>
2 KOH + Ni(NO3)2 = 2 KNO3 + Ni(OH)2
H3N + K = K3N + H2 =>
2 H3N + 6 K = 2 K3N + 3 H2
Ba(OH)2 + NH4SCN = NH3 + H2O + Ba + SCN =>
Ba(OH)2 + 2 NH4SCN = 2 NH3 + 2 H2O + Ba + 2 SCN
KCrO4 + CH3COOH = KCOOH + CH3CrO4 =>
KCrO4 + CH3COOH = KCOOH + CH3CrO4
Mg(IO2)2HNO3 = MgNO3H(IO2)2 =>
Mg(IO2)2HNO3 = MgNO3H(IO2)2
RbOH + HCl = RbCl + H2O(l) =>
RbOH + HCl = RbCl + H2O(l)
BaSO3 + AgNO3 = BaNO3 + AgSO3 =>
BaSO3 + AgNO3 = BaNO3 + AgSO3
NeK = KNe =>
NeK = KNe
Fe3C + H2SO4 = FeSO4 + H + C =>
Fe3C + 3 H2SO4 = 3 FeSO4 + 6 H + C
L + Cl = LCl =>
L + Cl = LCl
SiCl4 + Si2H6 = Si3 + HCl =>
9 SiCl4 + 6 Si2H6 = 7 Si3 + 36 HCl
CO2(g) + H2O = C6H12O6 + O2 =>
6 CO2(g) + 6 H2O = C6H12O6 + 6 O2
KIO4 + KI + HCl = KCl + I2 + H2O =>
KIO4 + 7 KI + 8 HCl = 8 KCl + 4 I2 + 4 H2O
CuSO4 + KI = KSO4 + ICu =>
CuSO4 + KI = KSO4 + ICu
H3SbO4 + Ca(OH)2 = Ca3(SbO4)2 + H2O =>
2 H3SbO4 + 3 Ca(OH)2 = Ca3(SbO4)2 + 6 H2O
Na(HCO3)2 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
8 Na(HCO3)2 + 9 HC2H3O2 = 8 NaC2H3O2 + 18 CO2 + 14 H2O
K3[Al(OH)6] + H2CO3 = Al(OH)3 + KHCO3 + H2O =>
K3[Al(OH)6] + 3 H2CO3 = Al(OH)3 + 3 KHCO3 + 3 H2O
Fe(III) + O2 = Fe(III)O =>
2 Fe(III) + O2 = 2 Fe(III)O
Pb(NO3)2 + K2Cr2O7 = Cr2O7Pb + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = Cr2O7Pb + 2 KNO3
Fe3[Fe(CN)6]2 + NaOH = Fe(OH)3 + Na4[Fe(CN)6] + Fe(OH)2 =>
Fe3[Fe(CN)6]2 + 8 NaOH = 2 Fe(OH)3 + 2 Na4[Fe(CN)6] + Fe(OH)2
CaCO3 + La2O3 + CuO = Ca8La6Cu24O41 + CO2 =>
8 CaCO3 + 3 La2O3 + 24 CuO = Ca8La6Cu24O41 + 8 CO2
Al2(SO4)3 + KOH = Al2O3 + K2SO4 + H2O =>
Al2(SO4)3 + 6 KOH = Al2O3 + 3 K2SO4 + 3 H2O
C5H6 + O2 = CO2 + H2O =>
2 C5H6 + 13 O2 = 10 CO2 + 6 H2O
N2O4 = NO2 =>
N2O4 = 2 NO2
NiCl2*6H2O + NH4OH = Ni(NH3)6Cl2 + H2O =>
NiCl2*6H2O + 6 NH4OH = Ni(NH3)6Cl2 + 12 H2O
Fe2S3 + O2 = Fe3O4 + SO9 =>
6 Fe2S3 + 89 O2 = 4 Fe3O4 + 18 SO9
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
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