| Équations équilibrées la veille |
CuO + 2 HNO3 = Cu(NO3)2 + H2O
[Cu(NH3)4](ClO3)2 + KNO3 = K2O + CuO + N2 + H2O + Cl2 =>
5[Cu(NH3)4](ClO3)2 + 2 KNO3 = K2O + 5 CuO + 11 N2 + 30 H2O + 5 Cl2
MgCl2 + Ca(HCO3)2 = CaCl2 + Mg(HCO3)2 =>
MgCl2 + Ca(HCO3)2 = CaCl2 + Mg(HCO3)2
C8H3602 + O2 = CO2 + H2O =>
2 C8H3602 + 1817 O2 = 16 CO2 + 3602 H2O
CH3COOH + H2CO3 = (CH3COO)2CO3 + H2 =>
2 CH3COOH + H2CO3 = (CH3COO)2CO3 + 2 H2
Na + K2[ZrF6] = Na2[ZrF6] + K =>
2 Na + K2[ZrF6] = Na2[ZrF6] + 2 K
NaHSO3 + HClO = H2SO4 + HCl + Na2SO4 =>
2 NaHSO3 + 2 HClO = H2SO4 + 2 HCl + Na2SO4
C3H7OH + Cl2 = C3H6ClO + HCl =>
2 C3H7OH + 3 Cl2 = 2 C3H6ClO + 4 HCl
H2O2 + HS04 = H30 + SO4 =>
240 H2O2 + 30 HS04 = 17 H30 + 120 SO4
Fe2(SO4)3 + Ca(OH)2 = Fe(OH)3 + Ca(SO4) =>
Fe2(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(SO4)
Al(OH)3 + KOH = Al[K(OH)4] =>
Al(OH)3 + KOH = Al[K(OH)4]
Na + SO4 + Ca(OH)2 = CaSO4 + NaOH =>
2 Na + SO4 + Ca(OH)2 = CaSO4 + 2 NaOH
H2TeO3 = TeO2 + H2O =>
H2TeO3 = TeO2 + H2O
FeCl3 + NaOH = FeO(OH) + NaCl + H2O =>
FeCl3 + 3 NaOH = FeO(OH) + 3 NaCl + H2O
AgOH = Ag2O + H2O =>
2 AgOH = Ag2O + H2O
K2Cr2O7 + H2O + S = SO7 + KOH + Cr2O3 =>
7 K2Cr2O7 + 7 H2O + 3 S = 3 SO7 + 14 KOH + 7 Cr2O3
Cu(NO3)2(aq) + H2S(aq) = HNO3(aq) + CuS =>
Cu(NO3)2(aq) + H2S(aq) = 2 HNO3(aq) + CuS
NaHCO3 + NaH2PO4 = Na2HPO4 + H2O + CO2 =>
NaHCO3 + NaH2PO4 = Na2HPO4 + H2O + CO2
C11H25N4O5Cl + O2 = HNO3 + HCl + H2O + CO2 =>
2 C11H25N4O5Cl + 39 O2 = 8 HNO3 + 2 HCl + 20 H2O + 22 CO2
HCOOH + Al2O3 = Al(HCOO)3 + H2O =>
6 HCOOH + Al2O3 = 2 Al(HCOO)3 + 3 H2O
MnO4{-} + HCl + Fe{2+} = Mn{2+} + H2O + Fe{3+} + Cl{-} =>
MnO4{-} + 8 HCl + 5 Fe{2+} = Mn{2+} + 4 H2O + 5 Fe{3+} + 8 Cl{-}
Ag + Cu(SO4) = Cu + Ag(SO4)2 =>
Ag + 2 Cu(SO4) = 2 Cu + Ag(SO4)2
Na2S2O3 + AgCl = Na3Ag(S2O3)2 + NaCl =>
2 Na2S2O3 + AgCl = Na3Ag(S2O3)2 + NaCl
C6H11OH + Na2Cr2O7 + H2SO4 = C6H10O + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C6H11OH + Na2Cr2O7 + 4 H2SO4 = 3 C6H10O + Cr2(SO4)3 + Na2SO4 + 7 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Ca(OH)2 + HCl = H2O + CaCl2 =>
Ca(OH)2 + 2 HCl = 2 H2O + CaCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ba + HNO3 = Ba(NO3)2 + H2O + NO2 =>
Ba + 4 HNO3 = Ba(NO3)2 + 2 H2O + 2 NO2
Cl2 + Ba(OH)2 = Ba(ClO)3 + BaCl2 + H2O =>
7 Cl2 + 6 Ba(OH)2 = 2 Ba(ClO)3 + 4 BaCl2 + 6 H2O
Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
NH3OH + Cu(NO3)2 = NH3(NO3) + Cu(OH)2 =>
2 NH3OH + Cu(NO3)2 = 2 NH3(NO3) + Cu(OH)2
H2SO4 + AgOH = Ag2SO4 + H2O =>
H2SO4 + 2 AgOH = Ag2SO4 + 2 H2O
H2SO4 + Mg = H2 + MgSO4 =>
H2SO4 + Mg = H2 + MgSO4
CH3CoO2Na + H2O = CH3CoOH + Na + (OH) =>
CH3CoO2Na + 2 H2O = CH3CoOH + Na + 3(OH)
NH3 + CoCl2 = CoNH3 + Cl2 =>
NH3 + CoCl2 = CoNH3 + Cl2
Zn(s) + CuSO{4} = Cu(s) + ZnSO{4} =>
Zn(s) + CuSO{4} = Cu(s) + ZnSO{4}
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4 =>
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4
CuSO4(aq) + K2CO3(aq) = CuCO3(aq) + K2SO4(aq) =>
CuSO4(aq) + K2CO3(aq) = CuCO3(aq) + K2SO4(aq)
Na2SO3 + FeCl2 + HOH = Fe(OH)2 + H2SO3 + NaCl =>
Na2SO3 + FeCl2 + 2 HOH = Fe(OH)2 + H2SO3 + 2 NaCl
CI2 + H2 = CI2H2 =>
CI2 + H2 = CI2H2
NaCr2O7 + H2C2O4 + HCl = CrCl3 + CO2 + H2O + NaCl =>
2 NaCr2O7 + 7 H2C2O4 + 14 HCl = 4 CrCl3 + 14 CO2 + 14 H2O + 2 NaCl
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
MnO2 + NaBr + H2SO4 = Br2 + MnSO4 + Na2SO4 + H2O =>
MnO2 + 2 NaBr + 2 H2SO4 = Br2 + MnSO4 + Na2SO4 + 2 H2O
CaP + H2O = CaOH + PH =>
CaP + H2O = CaOH + PH
H3BO3 + C2H5OH = BO3(C2H5)3 + H2O =>
H3BO3 + 3 C2H5OH = BO3(C2H5)3 + 3 H2O
FeS2 + SnO2 = SnS + FeO + SO2 =>
4 FeS2 + 5 SnO2 = 5 SnS + 4 FeO + 3 SO2
Na + BaOH = NaOH + Ba =>
Na + BaOH = NaOH + Ba
Au + NO3 = Au(NO3)5 =>
Au + 5 NO3 = Au(NO3)5
AuCl2 + Ag = AgCl2 + Au =>
AuCl2 + Ag = AgCl2 + Au
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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