| Équations équilibrées la veille |
Li + AgNo3 = LiNo3 + Ag
Fe(OH)3 + NaOH = Na3[Fe(OH)6] =>
Fe(OH)3 + 3 NaOH = Na3[Fe(OH)6]
K2Cr2O7 + H6C4O6 + H2SO4 = Cr2(SO4)3 + CO2 + H2O + K2SO4 =>
5 K2Cr2O7 + 3 H6C4O6 + 20 H2SO4 = 5 Cr2(SO4)3 + 12 CO2 + 29 H2O + 5 K2SO4
Cu(NO3)2 + H2SO4 + Zn = CuH2 + Zn(NO3)2 + SO4 =>
Cu(NO3)2 + H2SO4 + Zn = CuH2 + Zn(NO3)2 + SO4
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
AgNO3 + Al2I3 = Ag2I + Al(NO3)3 =>
6 AgNO3 + Al2I3 = 3 Ag2I + 2 Al(NO3)3
H2C2O4*2H2O + KOH = K2C2O4 + H2O =>
H2C2O4*2H2O + 2 KOH = K2C2O4 + 4 H2O
C11H22O12 + KNO3 = K2CO3 + CO2 + H2O + N2 =>
5 C11H22O12 + 42 KNO3 = 21 K2CO3 + 34 CO2 + 55 H2O + 21 N2
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
CN{-} + MnO4{-} + H2O = CNO{-} + MnO2 + OH{-} =>
3 CN{-} + 2 MnO4{-} + H2O = 3 CNO{-} + 2 MnO2 + 2 OH{-}
Sc(NO3)3 + Li2S = Sc2S3 + LiNO3 =>
2 Sc(NO3)3 + 3 Li2S = Sc2S3 + 6 LiNO3
AgN03(aq) + Na2C03(aq) = Ag2C03(s) + NaN03(aq) =>
2 AgN03(aq) + Na2C03(aq) = Ag2C03(s) + 2 NaN03(aq)
H2SO4(aq) + NaOH(aq) = Na2SO4 + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4 + 2 H2O(l)
(NH4)2S3 + O2 = (NH4)2O3 + SO2 =>
2(NH4)2S3 + 9 O2 = 2(NH4)2O3 + 6 SO2
BrO3{-} + S4O62{-} + H2O = Br{-} + SO42{-} + H{+} =>
209 BrO3{-} + 6 S4O62{-} + 9 H2O = 209 Br{-} + 24 SO42{-} + 18 H{+}
FeBr3 + LiOH = Fe(OH)3 + LiBr =>
FeBr3 + 3 LiOH = Fe(OH)3 + 3 LiBr
Al + H2O2 = Al2O3 + H2O =>
2 Al + 3 H2O2 = Al2O3 + 3 H2O
CH3COOC4H9 + NaOH = CH3COONa + C4H9OH =>
CH3COOC4H9 + NaOH = CH3COONa + C4H9OH
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2MnO4 + KNO2 + H2SO4 = MnO2 + KNO3 + Na2SO4 + H2O =>
Na2MnO4 + KNO2 + H2SO4 = MnO2 + KNO3 + Na2SO4 + H2O
C12H22O11(s) + H2O(g) = C2H5OH(g) + CO2(g) =>
C12H22O11(s) + H2O(g) = 4 C2H5OH(g) + 4 CO2(g)
P(s) + O2 = P2O5 =>
4 P(s) + 5 O2 = 2 P2O5
H3PO4 + NO2 + H2O = P + HNO3 =>
H3PO4 + 5 NO2 + H2O = P + 5 HNO3
silicon + water = silicondioxide + hydrogen =>
Si + 2 H2O = SiO2 + 2 H2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
HNO2 + HI = NO + I2 + H2O =>
2 HNO2 + 2 HI = 2 NO + I2 + 2 H2O
CH4 + H2O = CO2 + H2 =>
CH4 + 2 H2O = CO2 + 4 H2
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
Na2S2O3 + CuSO4 = Na2SO4 + Cu2O + SO2 =>
Na2S2O3 + 2 CuSO4 = Na2SO4 + Cu2O + 3 SO2
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
K4[Fe(CN)6] + H2SO4 = FeSO4 + K2SO4 + HCN =>
K4[Fe(CN)6] + 3 H2SO4 = FeSO4 + 2 K2SO4 + 6 HCN
Cr2O7{-2} + H{+} + S{-2} = S + Cr{3} + H2O =>
Cr2O7{-2} + 14 H{+} + 3 S{-2} = 3 S + 2 Cr{3} + 7 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
SiSe2 + S = SiS2 + Se =>
SiSe2 + 2 S = SiS2 + 2 Se
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
(H2O2)(l) = H2O(l) + O2(g) =>
2(H2O2)(l) = 2 H2O(l) + O2(g)
SiH4 + KMnO4 + H2SO4 = MnSO4 + SiO2 + KOH + H2O =>
5 SiH4 + 8 KMnO4 + 8 H2SO4 = 8 MnSO4 + 5 SiO2 + 8 KOH + 14 H2O
ZnO2 + Cu = Zn + CuO =>
ZnO2 + 2 Cu = Zn + 2 CuO
Na2O + CaO = Ca(NaO)2 =>
Na2O + CaO = Ca(NaO)2
NaIO3 + Na2SO3 + NaHSO3 = I2 + H2O + Na2SO4 =>
2 NaIO3 + 3 Na2SO3 + 2 NaHSO3 = I2 + H2O + 5 Na2SO4
Co + NH4SCN = [Co(SCN)4]2 + NH4 =>
2 Co + 8 NH4SCN = [Co(SCN)4]2 + 8 NH4
HA + H2O = H3O + A =>
HA + H2O = H3O + A
Hg2 + O3 = Hg6O9 =>
3 Hg2 + 3 O3 = Hg6O9
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
BaO + SO3 = BaSO4(s) =>
BaO + SO3 = BaSO4(s)
K + MgSr = KSr + Mg =>
K + MgSr = KSr + Mg
ZnCl2 + C2H5OH = C2H5Cl + Zn + OH =>
ZnCl2 + 2 C2H5OH = 2 C2H5Cl + Zn + 2 OH
Cu(SO4)(aq) + Zn(s) = ZnSO4(aq) + Cu(s) =>
Cu(SO4)(aq) + Zn(s) = ZnSO4(aq) + Cu(s)
AgNO3 + AlCl3 = Al(NO3)3 + AgCl =>
3 AgNO3 + AlCl3 = Al(NO3)3 + 3 AgCl
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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