Équations équilibrées la veille |
Ca(OH)2(aq) + Cl2(g) = CaOCl2(aq) + H2O(l)
Cr + O2 + N2 = Cr(NO3)3 =>
2 Cr + 9 O2 + 3 N2 = 2 Cr(NO3)3
Sn(cr) + KOH(aq) = K2SnO2(cr) + H2 =>
Sn(cr) + 2 KOH(aq) = K2SnO2(cr) + H2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
KNO3 + H2O = HNO3 + K2O =>
2 KNO3 + H2O = 2 HNO3 + K2O
Cl2O7 + H2 = HCl + H2O =>
Cl2O7 + 8 H2 = 2 HCl + 7 H2O
Pb(NO3)4 + NaI = PbI4 + NaNO3 =>
Pb(NO3)4 + 4 NaI = PbI4 + 4 NaNO3
KNO3 + H2O = HNO3 + K2O =>
2 KNO3 + H2O = 2 HNO3 + K2O
C4H6(g) + O2(g) = H2O + CO2 =>
2 C4H6(g) + 11 O2(g) = 6 H2O + 8 CO2
Ag + Fe2(CO3)3 = Fe + Ag2CO3 =>
6 Ag + Fe2(CO3)3 = 2 Fe + 3 Ag2CO3
S + C6H10O5 = C + CO2 + H2S =>
10 S + 2 C6H10O5 = 7 C + 5 CO2 + 10 H2S
LiH + H2O = LiOH(H2) =>
LiH + H2O = LiOH(H2)
Cr2O3 + W(AsO4)2 = CrAsO4 + WO3 =>
Cr2O3 + W(AsO4)2 = 2 CrAsO4 + WO3
KMnO4 + (COOK)2 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5(COOK)2 + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
Na2S2O7 + NH4OH = Na2SO4 + NH4HSO4 =>
Na2S2O7 + NH4OH = Na2SO4 + NH4HSO4
Na2S2O3 = Na2SO4 + Na2S5 =>
4 Na2S2O3 = 3 Na2SO4 + Na2S5
C3H8 + NO2 = C3H7NO2 + H2 =>
2 C3H8 + 2 NO2 = 2 C3H7NO2 + H2
CO3 = C + O3 =>
CO3 = C + O3
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
[NH4]2[PtCl6] = Pt + N2 + [NH4]Cl + HCl =>
3[NH4]2[PtCl6] = 3 Pt + 2 N2 + 2[NH4]Cl + 16 HCl
KOH + SO3 = K2SO4 + H2O =>
2 KOH + SO3 = K2SO4 + H2O
CaCl2 + Ba(NO3)2 = BaCl2 + Ca(NO3)2 =>
CaCl2 + Ba(NO3)2 = BaCl2 + Ca(NO3)2
FeCr2O7 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O7 + 8 Na2CO3 + O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
Co(NO3)2 + NaOH = Co(OH)2 + Na(NO3) =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 Na(NO3)
BaBr2 + Cl2 = BaCl2 + Br2 =>
BaBr2 + Cl2 = BaCl2 + Br2
Fe + Pb3(PO4)2 = FePO4 + Pb =>
2 Fe + Pb3(PO4)2 = 2 FePO4 + 3 Pb
KClO + KI + H2O = I2 + KCl + KOH =>
KClO + 2 KI + H2O = I2 + KCl + 2 KOH
Co + CuSO4 = CoSO4 + Cu =>
Co + CuSO4 = CoSO4 + Cu
C5H12O + Na2Cr2O7 + H2SO4 = C5H10O2 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C5H12O + 2 Na2Cr2O7 + 8 H2SO4 = 3 C5H10O2 + 2 Na2SO4 + 2 Cr2(SO4)3 + 11 H2O
Ba(OH)2 + Na2CO3 = BaCO3 + NaOH = =>
Ba(OH)2 + Na2CO3 = BaCO3 + 2 NaOH
Mg(OH)2 + AlF3 = MgF2 + Al(OH)3 =>
3 Mg(OH)2 + 2 AlF3 = 3 MgF2 + 2 Al(OH)3
B2S3(S) + H2O = H2BO3 + H2S =>
B2S3(S) + 6 H2O = 2 H2BO3 + 4 H2S
Al3 + NH4OH = Al(OH)3 + NH4 =>
Al3 + 9 NH4OH = 3 Al(OH)3 + 9 NH4
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
CuBr + O2 = CuO + Br =>
2 CuBr + O2 = 2 CuO + 2 Br
C6H5NO2 + O2 = CO2 + H2O + NO2 =>
4 C6H5NO2 + 29 O2 = 24 CO2 + 10 H2O + 4 NO2
Fe(OH)2 + Fe(OH)3 + H3PO4 = [Fe2FeOH](PO4)2 + H2O =>
2 Fe(OH)2 + Fe(OH)3 + 2 H3PO4 = [Fe2FeOH](PO4)2 + 6 H2O
CrO42 + H = Cr2O72 + H2O =>
2 CrO42 + 24 H = Cr2O72 + 12 H2O
Sn(OH)2 + HClO = Sn(ClO)2 + H2O =>
Sn(OH)2 + 2 HClO = Sn(ClO)2 + 2 H2O
Ni3O4 + HCl = NiCl2 + H2O + Cl2 =>
Ni3O4 + 8 HCl = 3 NiCl2 + 4 H2O + Cl2
MgO + C6H8O7 = Mg2C6H4O7 + H2O =>
2 MgO + C6H8O7 = Mg2C6H4O7 + 2 H2O
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
(NH4)Cl + Al2O3 = AlCl3 + H2O + NH3 =>
6(NH4)Cl + Al2O3 = 2 AlCl3 + 3 H2O + 6 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + NaCO3 = Na2SO4 + HCO3 =>
H2SO4 + 2 NaCO3 = Na2SO4 + 2 HCO3
Pb(OH)2 + CH3COOH + H2O = Pb(CH3COO)2*3H2O =>
Pb(OH)2 + 2 CH3COOH + H2O = Pb(CH3COO)2*3H2O
NaOH + CH3CH2COOH = NaCH3CH2COO + H2O =>
NaOH + CH3CH2COOH = NaCH3CH2COO + H2O
MgCO3 + O2 = MgCO5 =>
MgCO3 + O2 = MgCO5
Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3
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