| Équations équilibrées la veille |
B2H6(g) + 6 H2O = 2 H3BO3(aq) + 6 H2(g)
Fe + Cl3 + Pb(CH3COO)2 = PbCl2 + Fe(CH3COO)3 =>
2 Fe + 2 Cl3 + 3 Pb(CH3COO)2 = 3 PbCl2 + 2 Fe(CH3COO)3
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2O3 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2O3 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
C3H6O + NaHSO3 = CO2 + H2O + Na + SO2 =>
C3H6O + 16 NaHSO3 = 3 CO2 + 11 H2O + 16 Na + 16 SO2
MgCO3HgO = MgOHgCO3 =>
MgCO3HgO = MgOHgCO3
CH3CH2COCH3 + HCN = CH3CH2COH(CN)CH3 =>
CH3CH2COCH3 + HCN = CH3CH2COH(CN)CH3
CrCN3 + H2O + Ti = Cr(OH)3 + H2 + N2 + TiC =>
2 CrCN3 + 6 H2O + 2 Ti = 2 Cr(OH)3 + 3 H2 + 3 N2 + 2 TiC
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
FeO + Cl2 = FeCl2 + O2 =>
2 FeO + 2 Cl2 = 2 FeCl2 + O2
Al(OH)3 + HB = AlB3 + H2O =>
Al(OH)3 + 3 HB = AlB3 + 3 H2O
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Na5P3O3 + BaO = NaO + Ba + PO =>
Na5P3O3 + 5 BaO = 5 NaO + 5 Ba + 3 PO
FeSO4 + H2SO4 + KMnO4 = Fe2(SO4)3 + MnO2 + H2O + KSO4 =>
2 FeSO4 + 2 H2SO4 + KMnO4 = Fe2(SO4)3 + MnO2 + 2 H2O + KSO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Ba(COO)2 + HCl = BaCl2 + H(COO) =>
Ba(COO)2 + 2 HCl = BaCl2 + 2 H(COO)
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Fe{2+} + MnO4{-} + H{+} = Fe{3+} + Mn{2+} + H2O =>
5 Fe{2+} + MnO4{-} + 8 H{+} = 5 Fe{3+} + Mn{2+} + 4 H2O
MgCl2 + Na2SO4 = MgSO4 + Na2Cl2 =>
MgCl2 + Na2SO4 = MgSO4 + Na2Cl2
CH3CH2CH2CHO + I2 + NaOH = CHI3HCOONa + NaI + H2O =>
CH3CH2CH2CHO + 7 I2 + 10 NaOH = 2 CHI3HCOONa + 8 NaI + 7 H2O
K3[Cr(OH)6] + KOH + Cl = K2CrO4 + H2O + KCl =>
K3[Cr(OH)6] + 2 KOH + 3 Cl = K2CrO4 + 4 H2O + 3 KCl
H4P2O7 + Ca5(PO4)3F + H2O = HF + H4P2O7*Ca(H2PO4)2 =>
17 H4P2O7 + 2 Ca5(PO4)3F + 7 H2O = 2 HF + 10 H4P2O7*Ca(H2PO4)2
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CH4(g) + F2(g) = CHF3(g) + HF(g) =>
CH4(g) + 3 F2(g) = CHF3(g) + 3 HF(g)
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
C2H5COH + K2Cr2O7 + H2SO4 = C2H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5COH + K2Cr2O7 + 4 H2SO4 = 3 C2H5COOH + Cr2(SO4)3 + K2SO4 + 4 H2O
C7H17OH + O2 = CO2 + H2O =>
C7H17OH + 11 O2 = 7 CO2 + 9 H2O
Li + HNO3 = N2O + Li(NO3) + H2O =>
8 Li + 10 HNO3 = N2O + 8 Li(NO3) + 5 H2O
C9H10O2 + H2O = C7H6O2 + H6OC2 =>
C9H10O2 + H2O = C7H6O2 + H6OC2
Fe(CH3COO)2 + H2SO4 = FeSO4 + HCH3COO =>
Fe(CH3COO)2 + H2SO4 = FeSO4 + 2 HCH3COO
HNO3NaHCO3 = NaNO3HCO3H =>
HNO3NaHCO3 = NaNO3HCO3H
NH4Cl + NaF = NH4F + NaCl =>
NH4Cl + NaF = NH4F + NaCl
HCN + Ca(OH)2 = Ca(CN)2 + H2O =>
2 HCN + Ca(OH)2 = Ca(CN)2 + 2 H2O
TiCl4(g) + Mg(l) = Ti(s) + Mg2Cl2(g) =>
TiCl4(g) + 4 Mg(l) = Ti(s) + 2 Mg2Cl2(g)
H2SO3 + Al2(CO3)2 = AlSO3 + H2O + CO2 =>
2 H2SO3 + Al2(CO3)2 = 2 AlSO3 + 2 H2O + 2 CO2
H2Cr2O7 + Fe = Fe2(Cr2O7)3 + H2 =>
3 H2Cr2O7 + 2 Fe = Fe2(Cr2O7)3 + 3 H2
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
(NH4)2SO4 + AlCl3 = Al2(SO4)3 + NH4Cl =>
3(NH4)2SO4 + 2 AlCl3 = Al2(SO4)3 + 6 NH4Cl
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
CaO + CaCO3 = Ca2CO4 =>
CaO + CaCO3 = Ca2CO4
TiCl4(g) + Mg(l) = Ti(s) + MgCl2(s) =>
TiCl4(g) + 2 Mg(l) = Ti(s) + 2 MgCl2(s)
CuCl2 + Cu(OH)2 = Cu2(OH)3Cl =>
CuCl2 + 3 Cu(OH)2 = 2 Cu2(OH)3Cl
Au2S + NaBH4 = Au + Na2S + BH3 + H2 =>
Au2S + 2 NaBH4 = 2 Au + Na2S + 2 BH3 + H2
C7H6O3 + CH3OH = C8H8O3 + H2O =>
C7H6O3 + CH3OH = C8H8O3 + H2O
HClO4 + NaOH = Na(ClO4) + H2O =>
HClO4 + NaOH = Na(ClO4) + H2O
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Équations équilibrées sur10/15/24
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