| Équations équilibrées la veille |
GaI3 = Ga + 3 I
Ca + CuSO4 = Cu + Ca(SO4)2 =>
Ca + 2 CuSO4 = 2 Cu + Ca(SO4)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2 + SO3 = H2S + O2 =>
2 H2 + 2 SO3 = 2 H2S + 3 O2
O3 + NO = NO2 =>
O3 + 3 NO = 3 NO2
AgCl5 = Ag + Cl =>
AgCl5 = Ag + 5 Cl
HNO3 + NH4OH2 = H2O + NH4NO3 =>
10 HNO3 + 8 NH4OH2 = 11 H2O + 9 NH4NO3
Ru + HNO3 + HCl = RuCl6 + NO2 + H2O =>
Ru + 6 HNO3 + 6 HCl = RuCl6 + 6 NO2 + 6 H2O
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Na2Cr2O7 + HJ = CrJ3 + NaJ + J2 + H2O =>
Na2Cr2O7 + 14 HJ = 2 CrJ3 + 2 NaJ + 3 J2 + 7 H2O
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
NaOH + Pb(No3)2 = NaNo3 + Na2[Pb(OH)4] =>
4 NaOH + Pb(No3)2 = 2 NaNo3 + Na2[Pb(OH)4]
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HCl + K2Cr2O7 + SnCl2 = H2SnCl6 + KCl + CrCl3 + H2O =>
20 HCl + K2Cr2O7 + 3 SnCl2 = 3 H2SnCl6 + 2 KCl + 2 CrCl3 + 7 H2O
NH3 + HgO = H2O + Hg + N2 =>
2 NH3 + 3 HgO = 3 H2O + 3 Hg + N2
MnCl2 + K4FeCN6 = Mn(FeCN6) + KCl + K =>
MnCl2 + K4FeCN6 = Mn(FeCN6) + 2 KCl + 2 K
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
PI + AgNO3 = AgI + PNO3 =>
PI + AgNO3 = AgI + PNO3
(NH4)3PO4 + Na2SO4 = Na3PO4 + (NH4)2SO4 =>
2(NH4)3PO4 + 3 Na2SO4 = 2 Na3PO4 + 3(NH4)2SO4
FeCr2O4 + Na2CO3 + O2 = Fe2O3 + CO2 + Na2CrO4 =>
4 FeCr2O4 + 8 Na2CO3 + 7 O2 = 2 Fe2O3 + 8 CO2 + 8 Na2CrO4
H{+} + Ni(s) = Ni{2+} + H2(g) =>
2 H{+} + Ni(s) = Ni{2+} + H2(g)
CH3CN + Cu = CuCN + CH3 =>
CH3CN + Cu = CuCN + CH3
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
(NH4)6Mo7O24 + HNO3 + H2O = H12Mo12O42 + NH4NO3 =>
12(NH4)6Mo7O24 + 72 HNO3 + 6 H2O = 7 H12Mo12O42 + 72 NH4NO3
CoCl2 + KNO2 + HCH3COO = K3[Co(NO2)6] + NO + H2O + KCl + KCH3COO =>
CoCl2 + 7 KNO2 + 2 HCH3COO = K3[Co(NO2)6] + NO + H2O + 2 KCl + 2 KCH3COO
C18H36O2 + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O
Fe + Pb(No3) = Pb2 + Fe(No3) =>
2 Fe + 2 Pb(No3) = Pb2 + 2 Fe(No3)
CH3COCH3 + O2 = COH2 =>
CH3COCH3 + O2 = 3 COH2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
H2MnO3 = H2Mn + O2 =>
2 H2MnO3 = 2 H2Mn + 3 O2
Hf + Cl2 = HfCl2 =>
Hf + Cl2 = HfCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
CaOH + CH3COOH = CaCH3COO + H2O =>
CaOH + CH3COOH = CaCH3COO + H2O
K2Cr2O7 + Na2SO3 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + 4 H2O + K2SO4
K4Fe(CN)6 + K2Cr2O7 + H2SO4 = Fe(SO4)3 + CO2 + HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 K4Fe(CN)6 + 32 K2Cr2O7 + 143 H2SO4 = 3 Fe(SO4)3 + 18 CO2 + 18 HNO3 + 32 Cr2(SO4)3 + 38 K2SO4 + 134 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Fe(aq) + Cl(g) = FeCl3(aq) =>
Fe(aq) + 3 Cl(g) = FeCl3(aq)
NaI + Cl2 = NaCl + I =>
2 NaI + Cl2 = 2 NaCl + 2 I
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
BaCl2 + H2SO4 = BaSO4 + H2Cl2 =>
BaCl2 + H2SO4 = BaSO4 + H2Cl2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
NaI + Cl2 = NaCl + I =>
2 NaI + Cl2 = 2 NaCl + 2 I
XeO6{4-} + Cr{3+} + H2O = Xe + Cr2O7{2-} + H{+} =>
3 XeO6{4-} + 8 Cr{3+} + 10 H2O = 3 Xe + 4 Cr2O7{2-} + 20 H{+}
C6H5COO{-} + H2O = OH{-} + C6H5COOH =>
C6H5COO{-} + H2O = OH{-} + C6H5COOH
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Équations équilibrées sur01/05/25
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