| Équations équilibrées la veille |
3 NaSbO3 + 8 Al + 27 HCl = 3 SbH3 + 3 NaCl + 8 AlCl3 + 9 H2O
Sn2{+} + Fe = Sn + Fe2{+} =>
Sn2{+} + 2 Fe = 2 Sn + Fe2{+}
Co2S3 + HNO3 = Co(NO3)2 + NO + S + H2O =>
3 Co2S3 + 16 HNO3 = 6 Co(NO3)2 + 4 NO + 9 S + 8 H2O
Mg2Si + HCl = MgCl2 + SiH4 =>
Mg2Si + 4 HCl = 2 MgCl2 + SiH4
[Co(H2O)6]{2+} + Cl{-} + N2C2H8 + H2O2 + H{+} = [Co(N2C2H8)2Cl2]{+} + H2O =>
2[Co(H2O)6]{2+} + 4 Cl{-} + 4 N2C2H8 + H2O2 + 2 H{+} = 2[Co(N2C2H8)2Cl2]{+} + 14 H2O
Ca(OH)2 + CaBr2 = Ca(OH)Br =>
Ca(OH)2 + CaBr2 = 2 Ca(OH)Br
Ca(NO3)2 + Na2CO3 + HCl = CaCO3 + NaHNO3 + Cl =>
Ca(NO3)2 + Na2CO3 + 2 HCl = CaCO3 + 2 NaHNO3 + 2 Cl
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
B + S = BS =>
B + S = BS
KI + HN3 = KN3 + HI =>
KI + HN3 = KN3 + HI
C14H2O2 + O2 = CO2 + H2O =>
2 C14H2O2 + 27 O2 = 28 CO2 + 2 H2O
BaNO3 + FrOH = FrNO3 + BaOH =>
BaNO3 + FrOH = FrNO3 + BaOH
P4 + Cl1 = PCl3 =>
P4 + 12 Cl1 = 4 PCl3
H3BO3 + Os = B + H2O + OsO4 =>
8 H3BO3 + 3 Os = 8 B + 12 H2O + 3 OsO4
HClO4(aq) + Ca(HCO3)2(aq) = CO2(g) + H2O + Ca(ClO4)2 =>
2 HClO4(aq) + Ca(HCO3)2(aq) = 2 CO2(g) + 2 H2O + Ca(ClO4)2
C7H5NO3S + Ca(OH)2 = C14H8CaN2O6S2 + H2O =>
2 C7H5NO3S + Ca(OH)2 = C14H8CaN2O6S2 + 2 H2O
Na2Cr2O7 + SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 3 SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O
KCO3 + H2SO4 = K2SO4 + HCO3 =>
2 KCO3 + H2SO4 = K2SO4 + 2 HCO3
Mn + HBr = MnBr2 + H2 =>
Mn + 2 HBr = MnBr2 + H2
FeO3(aq) + CO(g) = Fe(aq) + CO2(aq) =>
FeO3(aq) + 3 CO(g) = Fe(aq) + 3 CO2(aq)
Ca + K4(Fe(CN)6) + NH4Cl = Ca(CN)2 + FeCl2 + H2 + KCl + NH3 =>
3 Ca + K4(Fe(CN)6) + 6 NH4Cl = 3 Ca(CN)2 + FeCl2 + 3 H2 + 4 KCl + 6 NH3
AgNO3 + KCN = Ag2CN + KN2 + O3 =>
2 AgNO3 + KCN = Ag2CN + KN2 + 2 O3
NH3 + IO3{-} = NO2{-} + IO{-} + H{+} + H2O =>
2 NH3 + 3 IO3{-} = 2 NO2{-} + 3 IO{-} + 2 H{+} + 2 H2O
C6H5NH2 + H2O = C6H5NH3{+} + OH{-} =>
C6H5NH2 + H2O = C6H5NH3{+} + OH{-}
CO2 + H2O + LiCl = Li2CO3 + HCl =>
CO2 + H2O + 2 LiCl = Li2CO3 + 2 HCl
AgF(aq) + Na2CO3(aq) = Ag2CO3(s) + NaF(aq) =>
2 AgF(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaF(aq)
Cu(OH)2 + O2 = CuO2 + H2O =>
2 Cu(OH)2 + O2 = 2 CuO2 + 2 H2O
VOCl2 + Na2CO3 + H2O = VO(OH)2 + CO2 + NaCl =>
VOCl2 + Na2CO3 + H2O = VO(OH)2 + CO2 + 2 NaCl
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
I2 + HClO3 = HIO3 + Cl2 =>
I2 + 2 HClO3 = 2 HIO3 + Cl2
MgSO4(aq) + PB(CH3COO)2(aq) = Mg(CH3COO)2(aq) + PBSO4(s) =>
MgSO4(aq) + PB(CH3COO)2(aq) = Mg(CH3COO)2(aq) + PBSO4(s)
CoSO4 + KCN = Co(CN)2 + K2SO4 =>
CoSO4 + 2 KCN = Co(CN)2 + K2SO4
CO2 + C = CO =>
CO2 + C = 2 CO
HClO4(aq) + Ba(OH)2(s) = Ba(ClO4)2(s) + H2O(l) =>
2 HClO4(aq) + Ba(OH)2(s) = Ba(ClO4)2(s) + 2 H2O(l)
HS + HBr2 = S + HBr =>
HS + HBr2 = S + 2 HBr
Ba(OH)2 + LiCl = BaCl2 + LiOH =>
Ba(OH)2 + 2 LiCl = BaCl2 + 2 LiOH
CuSO4 + Al + O2 = CuO + Al2(SO4)3 =>
6 CuSO4 + 4 Al + 3 O2 = 6 CuO + 2 Al2(SO4)3
HClO4(aq) + Ca(HCO3)2(aq) = CO2(g) + H2O + Ca(ClO4)2(aq) =>
2 HClO4(aq) + Ca(HCO3)2(aq) = 2 CO2(g) + 2 H2O + Ca(ClO4)2(aq)
(NH4)2HPO4 + H3PO4 = NH4H2PO4 =>
(NH4)2HPO4 + H3PO4 = 2 NH4H2PO4
(NH4)2CO3 + HNO3 = NH4NO3 + C2(O2)3 + H2O =>
4(NH4)2CO3 + 10 HNO3 = 9 NH4NO3 + 2 C2(O2)3 + 3 H2O
C6H5CH3 + CH3COCl = C6H4CH3COCH3 + HCl =>
C6H5CH3 + CH3COCl = C6H4CH3COCH3 + HCl
CH3CHO + CH3MgCl = CH3CH3CHOMgCl =>
CH3CHO + CH3MgCl = CH3CH3CHOMgCl
Na2Cr2O7 + NaOH = Cr2O7 + Na3OH =>
Na2Cr2O7 + NaOH = Cr2O7 + Na3OH
MnSO4 + H2O2 + NaOH = H2O + Na2SO4 + HMnO4 =>
2 MnSO4 + 5 H2O2 + 4 NaOH = 6 H2O + 2 Na2SO4 + 2 HMnO4
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Magnesium + water = MgOH + hydrogen =>
2 Mg + 2 H2O = 2 MgOH + H2
Pb(NO3)2 + NaOH = Pb(OH0)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH0)2 + 2 NaNO3
Al(OH)3 + HCl = AlCl3 + (H2)O =>
Al(OH)3 + 3 HCl = AlCl3 + 3(H2)O
H3BO3 + Ca(OH)2 = Ca3BO3 + H(OH)2 =>
H3BO3 + 3 Ca(OH)2 = Ca3BO3 + 3 H(OH)2
Co2O = Co + O2 =>
2 Co2O = 4 Co + O2
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Équations équilibrées sur10/29/24
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