| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3CH2CH2CH2COOH + C2H5OH = 2 CH3CH2CH2COOCH2CH3 + H2O
HXeO4 + H2O = Xe + OH =>
HXeO4 + 3 H2O = Xe + 7 OH
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
Zn + Sn(NO3)4 = Zn(NO3)2 + Sn =>
2 Zn + Sn(NO3)4 = 2 Zn(NO3)2 + Sn
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
Au{3+}(aq) + Ag(s) = Au(s) + Ag{+}(aq) =>
Au{3+}(aq) + 3 Ag(s) = Au(s) + 3 Ag{+}(aq)
(NH4)2Cr2O7(s) = Cr2O3 + N2(g) + H2O(g) =>
(NH4)2Cr2O7(s) = Cr2O3 + N2(g) + 4 H2O(g)
CI2 + I{-} = CI{-} + I2 =>
CI2 + I{-} = CI{-} + I2
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
Dy + Cl2 = DyCl3 =>
2 Dy + 3 Cl2 = 2 DyCl3
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
HCl + Sn = SnCl + H2 =>
2 HCl + 2 Sn = 2 SnCl + H2
Sb2O3 + KCN = Sb + KOCN =>
Sb2O3 + 3 KCN = 2 Sb + 3 KOCN
Ag + K2CO3 = Ag2CO3 + K =>
2 Ag + K2CO3 = Ag2CO3 + 2 K
H3C2O2H + NaHCO3 = NaH3C2O2 + H2O + CO2 =>
H3C2O2H + NaHCO3 = NaH3C2O2 + H2O + CO2
NaH + CH3OH = NaOH + CH4 =>
NaH + CH3OH = NaOH + CH4
K2SO4(aq) + Pb(NO3)2 = KNO3 + PbSO4 =>
K2SO4(aq) + Pb(NO3)2 = 2 KNO3 + PbSO4
Al + HNO3 + H2O = Al2O3 + NH4NO3 =>
8 Al + 6 HNO3 + 3 H2O = 4 Al2O3 + 3 NH4NO3
Na2C2O3 + CaCl2 = NaCl + CaC2O3 =>
Na2C2O3 + CaCl2 = 2 NaCl + CaC2O3
BaS + ZnSO4 = ZnS*BaSO4 =>
BaS + ZnSO4 = ZnS*BaSO4
FeO + KMnO4 = Fe2O3 + KMn =>
8 FeO + KMnO4 = 4 Fe2O3 + KMn
Al(HSO4)3 + NaOH = Al(OH)3 + NaHSO4 =>
Al(HSO4)3 + 3 NaOH = Al(OH)3 + 3 NaHSO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
F{-} + Al{3} = (AlF6){3-} =>
6 F{-} + Al{3} = (AlF6){3-}
KNO3 + KSCN = KCN + KSNO3 =>
KNO3 + KSCN = KCN + KSNO3
Al2(SO4)3 + Na2CO3 + H2O = Al(OH)3 + CO2 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 Na2SO4
CH3CH2CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CH2CHO + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2CH2CH2OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2CH2CHO + Cr2(SO4)3 + K2SO4 + 7 H2O
C5H10O3N2 + O2 = CO2 + H2O + NH3 =>
2 C5H10O3N2 + 9 O2 = 10 CO2 + 4 H2O + 4 NH3
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(aq) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(aq) + 6 H2O(l)
Br2 + K2S = KBr + S8 =>
8 Br2 + 8 K2S = 16 KBr + S8
C3H8O2 + O2 = C4H6O2 + H2O =>
8 C3H8O2 + 5 O2 = 6 C4H6O2 + 14 H2O
HC{-}CH + KMnO4 + H2SO4 = HOOC{-}COOH + MnSO4 + K2SO4 + H2O =>
5 HC{-}CH + 4 KMnO4 + 6 H2SO4 = 5 HOOC{-}COOH + 4 MnSO4 + 2 K2SO4 + 6 H2O
HNO3 = H2 + NO3 =>
2 HNO3 = H2 + 2 NO3
AgCl(s) + OHC3 = Ag(s) + HCl(aq) + OC3 =>
AgCl(s) + OHC3 = Ag(s) + HCl(aq) + OC3
C3H8O(g) + O2(g) = CO2(g) + H2O(l) =>
2 C3H8O(g) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
Z + Cu = CuZ =>
Z + Cu = CuZ
TiCl4(l) + H2O(l) = TiO2(s) + HCl(aw) =>
TiCl4(l) + 2 H2O(l) = TiO2(s) + 4 HCl(aw)
Na2(CrO4) + Ag(NO3)3 = NaNO3 + Ag2(CrO4)3 =>
3 Na2(CrO4) + 2 Ag(NO3)3 = 6 NaNO3 + Ag2(CrO4)3
AlI3 + HCl = AlCl3 + HI =>
AlI3 + 3 HCl = AlCl3 + 3 HI
Co(OH)2 + Cu(OH)2 = Co2O3 + Cu + H2O =>
2 Co(OH)2 + Cu(OH)2 = Co2O3 + Cu + 3 H2O
Br2 + K2S = KBr + S =>
Br2 + K2S = 2 KBr + S
CuCl2 + I2 = ICl + Cu =>
CuCl2 + I2 = 2 ICl + Cu
CH3CH2CH(OH)CH2CH3 + CH3COOH = CH3COOCH2CH3 + H2O =>
2 CH3CH2CH(OH)CH2CH3 + 5 CH3COOH = 5 CH3COOCH2CH3 + 2 H2O
NH2CSNH2 + OH{-} = S{2-} + H2CN2 + H2O =>
NH2CSNH2 + 2 OH{-} = S{2-} + H2CN2 + 2 H2O
At + HClO3 + H2O = HAtO4 + HCl =>
6 At + 7 HClO3 + 3 H2O = 6 HAtO4 + 7 HCl
Ba(OH)2 + Br = BaBr + H2O + BaBrO3 =>
3 Ba(OH)2 + 3 Br = 2 BaBr + 3 H2O + BaBrO3
(Na2K2Ca)CO3 + HCO3 + H2O = Na3K3(CO3)(HCO3)(H2O)2 + CaCO3 + CO2 =>
3(Na2K2Ca)CO3 + 6 HCO3 + 2 H2O = 2 Na3K3(CO3)(HCO3)(H2O)2 + 3 CaCO3 + 2 CO2
Mn + H2O = Mn2O3 + H2 =>
2 Mn + 3 H2O = Mn2O3 + 3 H2
NaI2 + Br = NaBr2 + I2 =>
NaI2 + 2 Br = NaBr2 + I2
NaHCO3 = Na2C2O4(s) + H2O + O2 =>
4 NaHCO3 = 2 Na2C2O4(s) + 2 H2O + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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