| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CrO4 + H2SO4 = H2O + CrO3 + Na2SO4
H3AsO3 = AsH3 + H3AsO4 =>
4 H3AsO3 = AsH3 + 3 H3AsO4
K2S(aq) + Cu(NO3)2 = KNO3 + CuS =>
K2S(aq) + Cu(NO3)2 = 2 KNO3 + CuS
CrO3 + NaOH + H2O = Na6[Cr(OH)12] =>
CrO3 + 6 NaOH + 3 H2O = Na6[Cr(OH)12]
CuSO4 + KI = Cu2I2 + I2 + K2SO4 =>
2 CuSO4 + 4 KI = Cu2I2 + I2 + 2 K2SO4
NaI + KClO3 = KIO3 + NaCl =>
NaI + KClO3 = KIO3 + NaCl
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
K2Cr2O7 + K2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 K2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
(CuOH)2CO3 + H2SO4 = CuSO4 + H2O + CO2 =>
(CuOH)2CO3 + 2 H2SO4 = 2 CuSO4 + 3 H2O + CO2
FeSO4 + NaClO + NaOH + H2O = Fe(OH)3 + Cl2 + Na2SO4 =>
2 FeSO4 + 2 NaClO + 2 NaOH + 2 H2O = 2 Fe(OH)3 + Cl2 + 2 Na2SO4
Cu(No3)2 + (NaOH) = Cu(OH)2 + NaNo3 =>
Cu(No3)2 + 2(NaOH) = Cu(OH)2 + 2 NaNo3
CuSO4 + HI = Cu2I2 + H2SO4 + I2 =>
2 CuSO4 + 4 HI = Cu2I2 + 2 H2SO4 + I2
Al + CUSO4* = Al2(SO4)3 + CU =>
2 Al + 3 CUSO4* = Al2(SO4)3 + 3 CU
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
HNO3 + P2O5 = H3PO4 + N2O5 =>
6 HNO3 + P2O5 = 2 H3PO4 + 3 N2O5
BaSO4 = BaO + SO3 =>
BaSO4 = BaO + SO3
HCl + (AgNO3)2 = AgCl + HNO3 =>
2 HCl + (AgNO3)2 = 2 AgCl + 2 HNO3
Pb(C2H3O2)4 + (NH4)2S = PbS2 + NH4C2H3O2 =>
Pb(C2H3O2)4 + 2(NH4)2S = PbS2 + 4 NH4C2H3O2
Al + H2Cl2 = Al2Cl2 + H =>
2 Al + H2Cl2 = Al2Cl2 + 2 H
NaOH + KCl = NaCl + HCl + K2O =>
NaOH + 2 KCl = NaCl + HCl + K2O
ClO{-} = Cl{-} + O =>
ClO{-} = Cl{-} + O
NH4Br + NaOH = NH4OH + NaBr =>
NH4Br + NaOH = NH4OH + NaBr
Si + Na = Si4Na4 =>
4 Si + 4 Na = Si4Na4
ZnS + HCl = ZnCl2 + H2S = =>
ZnS + 2 HCl = ZnCl2 + H2S
Al + KClO4 + H2SO4 = Al2(SO4)3 + KCl + H2O =>
8 Al + 3 KClO4 + 12 H2SO4 = 4 Al2(SO4)3 + 3 KCl + 12 H2O
PbO2 + HCl = Pb + Cl2 + H2O =>
PbO2 + 4 HCl = Pb + 2 Cl2 + 2 H2O
KMnO4 + HCl + KOH = K2MnO4 + Cl2 + H2O =>
2 KMnO4 + 2 HCl + 2 KOH = 2 K2MnO4 + Cl2 + 2 H2O
S{2-} + I2 + H2O = SO4{2-} + H{+} + I{-} =>
S{2-} + 4 I2 + 4 H2O = SO4{2-} + 8 H{+} + 8 I{-}
[Zn(NH3)4](NO3)2 + KCN = K2[Zn(CN)2(NH3)4](CN)2 + KNO3 =>
[Zn(NH3)4](NO3)2 + 4 KCN = K2[Zn(CN)2(NH3)4](CN)2 + 2 KNO3
CuSO4 + KI = KSO4 + CuI =>
CuSO4 + KI = KSO4 + CuI
C6H8O7(aq) + NaHCO3(s) = CO2(g) + H2O(l) + C6H5O7(aq){3-} + Na{+}(aq) =>
C6H8O7(aq) + 3 NaHCO3(s) = 3 CO2(g) + 3 H2O(l) + C6H5O7(aq){3-} + 3 Na{+}(aq)
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
AgClO3 + K2SO4 = Ag2SO4 + KClO3 =>
2 AgClO3 + K2SO4 = Ag2SO4 + 2 KClO3
C5H12O + HBr = C5H11Br + H2O =>
C5H12O + HBr = C5H11Br + H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
ZnO + K2CO3 = K2ZnO2 + CO2 =>
ZnO + K2CO3 = K2ZnO2 + CO2
Fe(CN)6{3-} + S2O3{2-} = S4O6{2-} + Fe(CN)6{4-} =>
2 Fe(CN)6{3-} + 2 S2O3{2-} = S4O6{2-} + 2 Fe(CN)6{4-}
NaO + Cl2 = NaClO =>
2 NaO + Cl2 = 2 NaClO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(OH)2(NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2(NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
CI*2 + AI = AICI*3 =>
CI*2 + AI = AICI*3
Sb2O3 + Br2 + KOH = KSbO3 + KBr + H2O =>
Sb2O3 + 2 Br2 + 6 KOH = 2 KSbO3 + 4 KBr + 3 H2O
NaOH + H3PO4 = NaOH2{+} + H2PO4{-} =>
NaOH + H3PO4 = NaOH2{+} + H2PO4{-}
FeCl2 + KHS = FeS + HCl + KCl =>
FeCl2 + KHS = FeS + HCl + KCl
H2N + O2 = N2 + H2O =>
2 H2N + O2 = N2 + 2 H2O
(C2H5)2O1 + O2 = CO2 + H2O =>
(C2H5)2O1 + 6 O2 = 4 CO2 + 5 H2O
KBr + H2O + Cl2 = KCl + HBrO3 + HCl =>
KBr + 3 H2O + 3 Cl2 = KCl + HBrO3 + 5 HCl
Na2SiO3 + HNO3 = NaNO3 + SiO2 + H2O =>
Na2SiO3 + 2 HNO3 = 2 NaNO3 + SiO2 + H2O
H{+} + Cr2O7{-}2 + C2H5OH = Cr3{+} + C2H4O + H2O =>
10 H{+} + 6 Cr2O7{-}2 + 37 C2H5OH = 4 Cr3{+} + 37 C2H4O + 42 H2O
NaCl + KNO3 = KCl + Na(NO3) =>
NaCl + KNO3 = KCl + Na(NO3)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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