| Équations équilibrées la veille |
2 SO2 + O2 = 2 SO3(r)
Na2S2O3 + HCl = S + NaCl + H2SO3 =>
Na2S2O3 + 2 HCl = S + 2 NaCl + H2SO3
C2H4Cl2 + Na2S4 = [(CH2)2S4]2 + NaCl =>
2 C2H4Cl2 + 2 Na2S4 = [(CH2)2S4]2 + 4 NaCl
K2Cr2O7 + HCl + S = SO2 + CrCl3 + K2O + H2O =>
2 K2Cr2O7 + 12 HCl + 3 S = 3 SO2 + 4 CrCl3 + 2 K2O + 6 H2O
Al2O3(s) = Al(s) + O2 =>
2 Al2O3(s) = 4 Al(s) + 3 O2
HIO3 + HCl = I2 + Cl2 + H2O =>
2 HIO3 + 10 HCl = I2 + 5 Cl2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO + CSOH = CSNO2 + N2 + H2O =>
6 NO + 4 CSOH = 4 CSNO2 + N2 + 2 H2O
Cr(OH)2 + ClO2 = CrCl3 + Cr(ClO3)3 + H2O =>
9 Cr(OH)2 + 27 ClO2 = 2 CrCl3 + 7 Cr(ClO3)3 + 9 H2O
I2 + NaOH + H4N2 = NaI + H2O + N2 =>
2 I2 + 4 NaOH + H4N2 = 4 NaI + 4 H2O + N2
Br2 + CaCl = BrCl + Ca =>
Br2 + 2 CaCl = 2 BrCl + 2 Ca
C6H5Cl + HNO3 = HOC6H2(NO2)3 + H2O + HCl =>
C6H5Cl + 3 HNO3 = HOC6H2(NO2)3 + 2 H2O + HCl
K2S + K2SO3 + H2O = KOH + S =>
2 K2S + K2SO3 + 3 H2O = 6 KOH + 3 S
HNO3 + Na2CO3 = NaNO3 + NaHCO3 =>
HNO3 + Na2CO3 = NaNO3 + NaHCO3
H2O2 + NO2 = HNO3 =>
H2O2 + 2 NO2 = 2 HNO3
NH4OH + H2S = H(OH) + (NH4)2S =>
2 NH4OH + H2S = 2 H(OH) + (NH4)2S
MnSO4 + Br2 + KOH = KMnO4 + KBr + K2SO4 + H2O =>
2 MnSO4 + 5 Br2 + 16 KOH = 2 KMnO4 + 10 KBr + 2 K2SO4 + 8 H2O
Li2ON2O5 = LiNO3 =>
Li2ON2O5 = 2 LiNO3
BaSO4 + FeCl3 = Fe2(SO4)3 + BaCl2 =>
3 BaSO4 + 2 FeCl3 = Fe2(SO4)3 + 3 BaCl2
K2C2O4 + MnO2 + H2SO4 = MnSO4 + CO2 + K2SO4 + H2O =>
K2C2O4 + MnO2 + 2 H2SO4 = MnSO4 + 2 CO2 + K2SO4 + 2 H2O
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C16O2H31 + O2 = CO2 + H2O =>
4 C16O2H31 + 91 O2 = 64 CO2 + 62 H2O
NaCl + AgX3 = AgCl + Na(X3) =>
NaCl + AgX3 = AgCl + Na(X3)
CH10 + O2 = CO2 + H2O =>
2 CH10 + 7 O2 = 2 CO2 + 10 H2O
CF = C5F5 =>
5 CF = C5F5
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ba(SO4) + C = BaS + CO2 =>
Ba(SO4) + 2 C = BaS + 2 CO2
Cl + O2 = Cl2O7 =>
4 Cl + 7 O2 = 2 Cl2O7
Na2O3S2 + HCl = Na2O2S2Cl2 + H2O =>
Na2O3S2 + 2 HCl = Na2O2S2Cl2 + H2O
CH4 + H2O + N2 = NH3 + CO2 =>
3 CH4 + 6 H2O + 4 N2 = 8 NH3 + 3 CO2
CrO3 + C2H5OH = Cr2O3 + C4H6O3 + H2O =>
8 CrO3 + 6 C2H5OH = 4 Cr2O3 + 3 C4H6O3 + 9 H2O
BaBr2 + Na2(CO3) = Ba(CO3) + NaBr =>
BaBr2 + Na2(CO3) = Ba(CO3) + 2 NaBr
CsH + H2O = CsOH + H2 =>
CsH + H2O = CsOH + H2
P + HCr = H2 + PCr3 =>
2 P + 6 HCr = 3 H2 + 2 PCr3
CuSO4Ca(OH)2 = Cu(OH)2CaSO4 =>
CuSO4Ca(OH)2 = Cu(OH)2CaSO4
BaO2(s) + HCl = H2O2 + BaCl2 =>
BaO2(s) + 2 HCl = H2O2 + BaCl2
CU2O + Fe2S3 = CU2S + Fe2O3 =>
3 CU2O + Fe2S3 = 3 CU2S + Fe2O3
CH3CH212CH3 + O2 = CO2 + H2O =>
2 CH3CH212CH3 + 115 O2 = 6 CO2 + 218 H2O
H + O2 = O2H4 =>
4 H + O2 = O2H4
NaOH + H3Cl3 = NaCl + H2O =>
3 NaOH + H3Cl3 = 3 NaCl + 3 H2O
ClO3 + H = HClO2 + H2O =>
ClO3 + 3 H = HClO2 + H2O
HIBa(OH)2 = BaHI(OH)2 =>
HIBa(OH)2 = BaHI(OH)2
NH4NO3 + CaO = Ca(NO3)2 + NH4 + O2 =>
4 NH4NO3 + 2 CaO = 2 Ca(NO3)2 + 4 NH4 + O2
Fe(Cl)3 + KI = FeI3 + KCl =>
Fe(Cl)3 + 3 KI = FeI3 + 3 KCl
H1N1O3 + Hg0 = Hg(NO3)2 + NO2 + H2O =>
4 H1N1O3 + Hg0 = Hg(NO3)2 + 2 NO2 + 2 H2O
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
CO3 + AgNO3 = NO3 + Ag2(CO3)2 =>
2 CO3 + 2 AgNO3 = 2 NO3 + Ag2(CO3)2
NiS + HNO3 = Ni(NO3)2 + NO + SO3 + H2O =>
3 NiS + 14 HNO3 = 3 Ni(NO3)2 + 8 NO + 3 SO3 + 7 H2O
Zn(OH)2 + CaCl2 = ZnCl2 + Ca(OH)2 =>
Zn(OH)2 + CaCl2 = ZnCl2 + Ca(OH)2
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Équations équilibrées sur12/23/24
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