| Équations équilibrées la veille |
4 U + H2O = 2 HU2 + O
C3HF5OCl2 + O2 + H2O = CO2 + HF + HCl =>
C3HF5OCl2 + O2 + 3 H2O = 3 CO2 + 5 HF + 2 HCl
ZnCl2 + (NH4)2S = ZnS + NH3 + HCl =>
ZnCl2 + (NH4)2S = ZnS + 2 NH3 + 2 HCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AgNO3(ag) + K2SO4(ag) = Ag2SO4(s) + KNO3(ag) =>
2 AgNO3(ag) + K2SO4(ag) = Ag2SO4(s) + 2 KNO3(ag)
CUSO4 + BaCl2 = CUCl2 + BaSO4 =>
CUSO4 + BaCl2 = CUCl2 + BaSO4
Fe2(SO4)3 + HCl = FeCl3 + H2(SO4) =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2(SO4)
HgS + Na = Hg2 + Na2S =>
2 HgS + 4 Na = Hg2 + 2 Na2S
K2CO3 + Zn(C2H3O2)2 = ZnCO3 + KC2H3O2 =>
K2CO3 + Zn(C2H3O2)2 = ZnCO3 + 2 KC2H3O2
ClH + NaOH = H2O + NaCl =>
ClH + NaOH = H2O + NaCl
U2 + H2O = HU2 + O =>
2 U2 + H2O = 2 HU2 + O
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
Al2Cu3 + NaOH = Al(OH)3 + Na2Cu =>
Al2Cu3 + 6 NaOH = 2 Al(OH)3 + 3 Na2Cu
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 HNO3 = 2 Ca(NO3)2 + Ca(H2PO4)2
Al(NO2)3 + NaOH = Al(OH)3 + NaNO2 =>
Al(NO2)3 + 3 NaOH = Al(OH)3 + 3 NaNO2
BaCl2 + Cd = Ba + CdCl2 =>
BaCl2 + Cd = Ba + CdCl2
CrSO3 + H2SO4 = CrSO4 + H2SO3 =>
CrSO3 + H2SO4 = CrSO4 + H2SO3
Cr2(SO4)3 + NaOH + Cl2O7 = Na2Cr2O7 + Na2SO4 + Cl2 + H2O =>
7 Cr2(SO4)3 + 56 NaOH + 3 Cl2O7 = 7 Na2Cr2O7 + 21 Na2SO4 + 3 Cl2 + 28 H2O
FeS3 + O2 = Fe2O3 + SO2 =>
4 FeS3 + 15 O2 = 2 Fe2O3 + 12 SO2
AgCl + HCl = AgCl2{-} + H{+} =>
AgCl + HCl = AgCl2{-} + H{+}
KMnO4 + KNO2 + H2SO4 = MnSO4 + KNO3 + K2SO4 + H2O =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = 2 MnSO4 + 5 KNO3 + K2SO4 + 3 H2O
Ag + FeCl3 = AgCl + FeCl2 =>
Ag + FeCl3 = AgCl + FeCl2
C6H5COOH + HNO3 = C6H4COOHNO2 + H2O =>
C6H5COOH + HNO3 = C6H4COOHNO2 + H2O
KMnO4 + Na2S03 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + H2O =>
4 KMnO4 + Na2S03 + 4 H2SO4 = 2 K2SO4 + 4 MnSO4 + Na2SO4 + 4 H2O
Fe(OH)2 + O2 = Fe2O3 + H2O =>
4 Fe(OH)2 + O2 = 2 Fe2O3 + 4 H2O
NaOH + Br2 = NaBr + H2O + NaBrO3 = =>
6 NaOH + 3 Br2 = 5 NaBr + 3 H2O + NaBrO3
Fe(NO3)2 + KHSO4 = Fe2(SO4)3 + K2SO4 + NO + H2O + Fe(NO3)3 =>
9 Fe(NO3)2 + 12 KHSO4 = 2 Fe2(SO4)3 + 6 K2SO4 + 3 NO + 6 H2O + 5 Fe(NO3)3
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
(CaCl2) + (Na3PO4) = Ca3(PO4)2 + NaCl =>
3(CaCl2) + 2(Na3PO4) = Ca3(PO4)2 + 6 NaCl
FeSO4(aq) + K2S(aq) = FeS + K2SO4 =>
FeSO4(aq) + K2S(aq) = FeS + K2SO4
Cu + H2SO4(dil) = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4(dil) = CuSO4 + 2 H2O + SO2
C2H32 + O2 = CO2 + H2O =>
C2H32 + 10 O2 = 2 CO2 + 16 H2O
C20H14O4 + KOH = C20H16O5 + K2O =>
C20H14O4 + 2 KOH = C20H16O5 + K2O
Zn(s) + Sn(NO3)2(aq) = Zn(NO3)2 + Sn =>
Zn(s) + Sn(NO3)2(aq) = Zn(NO3)2 + Sn
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Zn + AgNO3 = AgZn + NO3 =>
Zn + AgNO3 = AgZn + NO3
MgNH4PO4*6H2O = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4*6H2O = Mg2P2O7 + 2 NH3 + 13 H2O
MnO4{2-} + Fe{2+} + H{+} = Fe{3+} + Mn{2+} + H2O =>
MnO4{2-} + 4 Fe{2+} + 8 H{+} = 4 Fe{3+} + Mn{2+} + 4 H2O
C6H8O7 + Na2CO3*H2O = Na3C6H5O7 + CO2 + H2O =>
2 C6H8O7 + 3 Na2CO3*H2O = 2 Na3C6H5O7 + 3 CO2 + 6 H2O
Mn{2+} + PbO2 + H{+} = MnO4{-} + Pb{2+} + H2O =>
2 Mn{2+} + 5 PbO2 + 4 H{+} = 2 MnO4{-} + 5 Pb{2+} + 2 H2O
Na(s) + HBr(aq) = NaBr + H =>
Na(s) + HBr(aq) = NaBr + H
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NaOCl + H2O = NaOH + HOCl =>
NaOCl + H2O = NaOH + HOCl
C3H5(OH)3 + Cu(OH)2 = C12H22O12 + Cu2O + H2O =>
4 C3H5(OH)3 + 10 Cu(OH)2 = C12H22O12 + 5 Cu2O + 15 H2O
Ca(HCO3)2 + Ca(OH)2 = CCaO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CCaO3 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu2O3 + Mg = Cu + MgO =>
Cu2O3 + 3 Mg = 2 Cu + 3 MgO
CrI2 + NaOH + Cl2 = NaIO4 + Na2CrO4 + NaCl + H2O =>
CrI2 + 24 NaOH + 10 Cl2 = 2 NaIO4 + Na2CrO4 + 20 NaCl + 12 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
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Équations équilibrées sur10/18/24
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