| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 C2H4 + 2 KMnO4 + 3 H2SO4 + 2 H2O = 5 H6C2O2 + K2SO4 + 2 MnSO4
CrO3 + CO = Cr + CO2 =>
CrO3 + 3 CO = Cr + 3 CO2
NO2 + H2SO4 = SO4 + HNO2 =>
2 NO2 + H2SO4 = SO4 + 2 HNO2
MnO2 + Na2CO3 + KClO3 = Na2MnO4 + CO2 + KCl =>
3 MnO2 + 3 Na2CO3 + KClO3 = 3 Na2MnO4 + 3 CO2 + KCl
NaO + H2SO4 = Na(SO4) + H2O =>
NaO + H2SO4 = Na(SO4) + H2O
CH3OH + CUO = HCOH + CU + H2O =>
CH3OH + CUO = HCOH + CU + H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Mg(CO3) + HCl = MgCl2 + H2(CO3) =>
Mg(CO3) + 2 HCl = MgCl2 + H2(CO3)
Fe(OH)3 + KI + H2SO4 = Fe(OH)2 + I2 + K2SO4 + H2O =>
2 Fe(OH)3 + 2 KI + H2SO4 = 2 Fe(OH)2 + I2 + K2SO4 + 2 H2O
NiS + O = NiO + SO2 =>
NiS + 3 O = NiO + SO2
NO3 + H2 = NO + H2O =>
NO3 + 2 H2 = NO + 2 H2O
NH3 + P2O5 + H2O = (NH4)2HPO4 =>
4 NH3 + P2O5 + 3 H2O = 2(NH4)2HPO4
Na2Cr2O7 + H2S + H2SO4 = H2O + Na2SO4 + Cr2(SO4)3 =>
4 Na2Cr2O7 + 3 H2S + 13 H2SO4 = 16 H2O + 4 Na2SO4 + 4 Cr2(SO4)3
(NH4)2MoO4 + NH3 + H2O2 = (NH4)2MoO8 + NH4OH =>
(NH4)2MoO4 + 4 NH3 + 4 H2O2 = (NH4)2MoO8 + 4 NH4OH
Cl + O2 = Cl2O2 =>
2 Cl + O2 = Cl2O2
P205 + H2O = H3PO4 + H2 =>
2 P205 + 1640 H2O = 410 H3PO4 + 1025 H2
NaF(aq) + Ca(NO3)2(aq) = CaF2(aq) + NaNO3(aq) =>
2 NaF(aq) + Ca(NO3)2(aq) = CaF2(aq) + 2 NaNO3(aq)
Br2O3 + H2O = H2Br2O4 =>
Br2O3 + H2O = H2Br2O4
BaO2 = BaO + O =>
BaO2 = BaO + O
FeCl2 + K4[Fe(CN)6] = KCl + Fe2Fe(CN)6 =>
2 FeCl2 + K4[Fe(CN)6] = 4 KCl + Fe2Fe(CN)6
K2SiO3 + H2O = KHSiO3 + KOH =>
K2SiO3 + H2O = KHSiO3 + KOH
C9H8O4 + C2H6O = C7H6O3 + C2H4O =>
C9H8O4 + C2H6O = C7H6O3 + 2 C2H4O
CaSiO3(s) + HF(aq) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(aq) = SiF4(g) + CaF2(s) + 3 H2O(l)
Zn + Na2S = ZnS + Na =>
Zn + Na2S = ZnS + 2 Na
P4O6 = P4O8 + P =>
4 P4O6 = 3 P4O8 + 4 P
AlBr3(s) + Cl2(g) = AlCl3(s) + Br2(l) =>
2 AlBr3(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 Br2(l)
CH3Br + Br2 = CHBr3 + HBr =>
CH3Br + 2 Br2 = CHBr3 + 2 HBr
MgI2 + Fe2S3 = MgS3 + I2Fe2 =>
MgI2 + Fe2S3 = MgS3 + I2Fe2
K2SeO4 + HCl = KCl + H2SeO3 + Cl2 + H2O =>
K2SeO4 + 4 HCl = 2 KCl + H2SeO3 + Cl2 + H2O
AgNO2 + BaSO4 = Ag2(SO4) + Ba(NO2)2 =>
2 AgNO2 + BaSO4 = Ag2(SO4) + Ba(NO2)2
Ca(ClO)2 + Na2S + H2O = CaCl2 + S + NaOH =>
Ca(ClO)2 + 2 Na2S + 2 H2O = CaCl2 + 2 S + 4 NaOH
Mg(NO3)2 + (NH4)2C2O4 = MgC2O4 + (NH4)2(NO3)2 =>
Mg(NO3)2 + (NH4)2C2O4 = MgC2O4 + (NH4)2(NO3)2
NaNO2 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
Ga3 + O2 = Ga2O3 =>
4 Ga3 + 9 O2 = 6 Ga2O3
W + B = W2B5 =>
2 W + 5 B = W2B5
Na2Cr2O7 + H2S + H2SO4 = H2O + Na2SO4 + Cr2(SO4)3 =>
4 Na2Cr2O7 + 3 H2S + 13 H2SO4 = 16 H2O + 4 Na2SO4 + 4 Cr2(SO4)3
ZnCl2 + S = ZnS + Cl2 =>
ZnCl2 + S = ZnS + Cl2
H2O + Se = SeO3 + H =>
3 H2O + Se = SeO3 + 6 H
HMnO4 + HNO3 = MnNO3 + H2O + O2 =>
2 HMnO4 + 2 HNO3 = 2 MnNO3 + 2 H2O + 3 O2
AgI + NH3 = Ag(NH3)2 + I2 =>
2 AgI + 4 NH3 = 2 Ag(NH3)2 + I2
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + Cr{3+} + OH{-} =>
3 SO3{2-} + 2 CrO4{2-} + 5 H2O = 3 SO4{2-} + 2 Cr{3+} + 10 OH{-}
Cl2 + O3 = Cl2O7 =>
3 Cl2 + 7 O3 = 3 Cl2O7
C8H18 + Cl2 = CCl4 + HCl =>
C8H18 + 25 Cl2 = 8 CCl4 + 18 HCl
H2C2O4 + H2O = H3O{+} + C2O4{2-} =>
H2C2O4 + 2 H2O = 2 H3O{+} + C2O4{2-}
H3BO3 + Mg(OH)2 = Mg3(BO3)2 + H2O =>
2 H3BO3 + 3 Mg(OH)2 = Mg3(BO3)2 + 6 H2O
NH4OH + H2O = NH4O{-} + H3O{+} =>
NH4OH + H2O = NH4O{-} + H3O{+}
Cu2 + O = CuO =>
Cu2 + 2 O = 2 CuO
Sn(CO3)2 + Fe = Fe2(CO3)3 + Sn =>
3 Sn(CO3)2 + 4 Fe = 2 Fe2(CO3)3 + 3 Sn
LiBr + F = LiF + Br2 =>
2 LiBr + 2 F = 2 LiF + Br2
Al + Pb(NO3)2 = Al2(NO3)3 + Pb =>
4 Al + 3 Pb(NO3)2 = 2 Al2(NO3)3 + 3 Pb
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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