| Équations équilibrées la veille |
Al2(CO3)3 + Ca3(PO4)2 = 2 Al(PO4) + 3 Ca(CO3)
(Co(NH3)4(CO3))NO3 + HCl + NH3 = (Co(NH3)5Cl)(Cl)2 + CO2 + HNO3 + H2O =>
(Co(NH3)4(CO3))NO3 + 3 HCl + NH3 = (Co(NH3)5Cl)(Cl)2 + CO2 + HNO3 + H2O
HNO3 + HNO2 = N2O4 + H2O =>
HNO3 + HNO2 = N2O4 + H2O
Pb(C2H3O2)2 + HCl = Pb(H3O2)2 + C2H2Cl2 =>
Pb(C2H3O2)2 + 4 HCl = Pb(H3O2)2 + 2 C2H2Cl2
Br2 + Cr(OH)3 + H2O = HBr + H2Cr2O7 =>
3 Br2 + 2 Cr(OH)3 + H2O = 6 HBr + H2Cr2O7
HMnO4 + HBr = MnO2 + HBrO3 + H2O =>
2 HMnO4 + HBr = 2 MnO2 + HBrO3 + H2O
H2O + Ni(NO3)2 = NiOHNO3 + HNO3 =>
H2O + Ni(NO3)2 = NiOHNO3 + HNO3
Fe(HCO3)3 = (Fe)2(CO3)3 + H2O + CO2 =>
2 Fe(HCO3)3 = (Fe)2(CO3)3 + 3 H2O + 3 CO2
Cu(OH)2 + BaSO4 = Ba(OH)2 + CuSO4 =>
Cu(OH)2 + BaSO4 = Ba(OH)2 + CuSO4
HCl + Cr = CrCl3 + H2 =>
6 HCl + 2 Cr = 2 CrCl3 + 3 H2
CaBr2(s) = Ca(aq) + Br2(aq) =>
CaBr2(s) = Ca(aq) + Br2(aq)
BaBr2 + Na2CO3 = BaCO3 + NaBr =>
BaBr2 + Na2CO3 = BaCO3 + 2 NaBr
KMnO4 + KI + HNO3 = KNO3 + Mn(NO3)3 + KIO3 + H2O =>
3 KMnO4 + 2 KI + 12 HNO3 = 3 KNO3 + 3 Mn(NO3)3 + 2 KIO3 + 6 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
C2H8N2 + N2O10 = N2 + CO2 + H2O =>
5 C2H8N2 + 4 N2O10 = 9 N2 + 10 CO2 + 20 H2O
H{+} + Cr2O7{-2} + C2H5OH = Cr + CO2 + H2O =>
2 H{+} + Cr2O7{-2} + C2H5OH = 2 Cr + 2 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Pb + NaOH = Pb(NaOH) =>
Pb + NaOH = Pb(NaOH)
C2H2 + Cl2 = C2Cl2 + HCl =>
C2H2 + 2 Cl2 = C2Cl2 + 2 HCl
H2SO4 + NaFeO2 = Na2SO4 + Fe2(SO4)3 + H2O =>
4 H2SO4 + 2 NaFeO2 = Na2SO4 + Fe2(SO4)3 + 4 H2O
CaCO3 + AgCl = Ag2CO3 + CaCl2 =>
CaCO3 + 2 AgCl = Ag2CO3 + CaCl2
KF + KFO3 + H2SO4 = F2 + K2SO4 + H2O =>
5 KF + KFO3 + 3 H2SO4 = 3 F2 + 3 K2SO4 + 3 H2O
C3H3Cl + Na = C3H3 + NaCl =>
C3H3Cl + Na = C3H3 + NaCl
CslO3 + Csl = CslO =>
CslO3 + 2 Csl = 3 CslO
KCrO2 + H2SO4 + H2O = Cr(OH)3 + K2SO4 =>
2 KCrO2 + H2SO4 + 2 H2O = 2 Cr(OH)3 + K2SO4
Co2(O2)2 = Co2 + O2 =>
Co2(O2)2 = Co2 + 2 O2
NH3 + O2 = NO35 + H2O =>
4 NH3 + 73 O2 = 4 NO35 + 6 H2O
Zn(NO3)2 + Ba3(PO4)2 = Zn3(PO4)2 + Ba(NO3)2 =>
3 Zn(NO3)2 + Ba3(PO4)2 = Zn3(PO4)2 + 3 Ba(NO3)2
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
H2[PtCl6] + RbOH = Rb2[PtCl6] + H2O =>
H2[PtCl6] + 2 RbOH = Rb2[PtCl6] + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
CaCl2 + Fe(NO3)2 = Ca(NO3)2 + FeCl2 =>
CaCl2 + Fe(NO3)2 = Ca(NO3)2 + FeCl2
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
CaCO3 + CH3COOH = CO2 + H2O + Ca(CH3COO) =>
8 CaCO3 + 9 CH3COOH = 10 CO2 + 6 H2O + 8 Ca(CH3COO)
NO = N2 + O2 =>
2 NO = N2 + O2
Zn + Cu3NO3 = Zn(NO3)2 + Cu =>
Zn + 2 Cu3NO3 = Zn(NO3)2 + 6 Cu
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
HCOONa + HCl = HCOOH + NaCl =>
HCOONa + HCl = HCOOH + NaCl
CuSO4 + Na2S2O3 + KI = CuI + K2SO4 + Na2S4O3 + NaI =>
4 CuSO4 + 13 Na2S2O3 + 20 KI = 4 CuI + 10 K2SO4 + 5 Na2S4O3 + 16 NaI
Na2S + O2 = Na2O + S =>
2 Na2S + O2 = 2 Na2O + 2 S
Es + N2 = Es3N2 =>
3 Es + N2 = Es3N2
KMnO4 + KOH = HMnO4 + K2O =>
KMnO4 + KOH = HMnO4 + K2O
C2H2 + Cl2 = C2H2Cl4 =>
C2H2 + 2 Cl2 = C2H2Cl4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Na2S + Cu(OH)2 = CuS + NaOH =>
Na2S + Cu(OH)2 = CuS + 2 NaOH
C6H5OH + CCl4 + NaOH = C6H4OHCOH + NaCl + H2O =>
15 C6H5OH + 8 CCl4 + 32 NaOH = 14 C6H4OHCOH + 32 NaCl + 19 H2O
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