Équations équilibrées la veille | Équations équilibrées le lendemain |
AlCl2 + H2 = Al + 2 HCl
Fe2O3(s) + Al(s) = Fe(s) + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(s) + Al2O3(s)
AlCl3 + HCl = AlHCl2 + Cl2 =>
AlCl3 + HCl = AlHCl2 + Cl2
H2SO4 + C2H5OH = C2H5SO2COH + H2O =>
2 H2SO4 + 3 C2H5OH = 2 C2H5SO2COH + 5 H2O
Cr2O3 + H2O + NaOH = Na[Cr(OH)4] =>
Cr2O3 + 3 H2O + 2 NaOH = 2 Na[Cr(OH)4]
[Cu(NH3)4]SO4 + BaCl2 = [Cu(NH3)4]Cl2 + BaSO4 =>
[Cu(NH3)4]SO4 + BaCl2 = [Cu(NH3)4]Cl2 + BaSO4
SnO2 + Mg = SnMg2 + O2 =>
SnO2 + 2 Mg = SnMg2 + O2
Ca(OH)2 + Pb3(PO2)2 = Ca3(PO2)2 + Pb(OH)2 =>
3 Ca(OH)2 + Pb3(PO2)2 = Ca3(PO2)2 + 3 Pb(OH)2
ZnO + Sr = Zn + SrO =>
ZnO + Sr = Zn + SrO
UF6 + Al2O3 = UO2F2 + AlF3 =>
3 UF6 + 2 Al2O3 = 3 UO2F2 + 4 AlF3
Cu(ClO3)2 + NH4OH = Cu(OH)2 + NH4ClO3 =>
Cu(ClO3)2 + 2 NH4OH = Cu(OH)2 + 2 NH4ClO3
(HNO3) + Ca(OH)2 = Ca(NO3)2 + H2O =>
2(HNO3) + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Ca(No3)2 + HBr = CaBr2 + HNo3 =>
Ca(No3)2 + 2 HBr = CaBr2 + 2 HNo3
CH3NH3Cl + CH3NH2 = CH3NH + CH3NH4Cl =>
CH3NH3Cl + CH3NH2 = CH3NH + CH3NH4Cl
H2O + CO2 = C2H4O6 =>
2 H2O + 2 CO2 = C2H4O6
Fe + Na2CO3 = Fe2(CO3)3 + Na =>
2 Fe + 3 Na2CO3 = Fe2(CO3)3 + 6 Na
ZrO2 + NaOH = Na4(ZrO4) + H2O =>
ZrO2 + 4 NaOH = Na4(ZrO4) + 2 H2O
CaCl2 + K2SO4 = CaK2 + Cl2SO4 =>
CaCl2 + K2SO4 = CaK2 + Cl2SO4
KNO3 + H2SO4 = HNO3 + K2SO4 =>
2 KNO3 + H2SO4 = 2 HNO3 + K2SO4
KMnO4 + KOH + CH3OH = K2MnO4 + HCOOH + H2O =>
4 KMnO4 + 4 KOH + CH3OH = 4 K2MnO4 + HCOOH + 3 H2O
Na2SO3 + HPO3 = Na3PO4 + SO2 + H2O =>
3 Na2SO3 + 2 HPO3 = 2 Na3PO4 + 3 SO2 + H2O
U(SO4)2 + KMnO4 + H2O = H2SO4 + MnSO4 + UO2SO4 + K2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2 H2SO4 + 2 MnSO4 + 5 UO2SO4 + K2SO4
S + CaCl2 = SCl2 + Ca =>
S + CaCl2 = SCl2 + Ca
NaBH4 + Te + H2O = NaHTe + Na2B4O7 + H2 =>
4 NaBH4 + 2 Te + 7 H2O = 2 NaHTe + Na2B4O7 + 14 H2
HCl4 + KOH = HOH + KCl4 =>
HCl4 + KOH = HOH + KCl4
CuSO4 + Na2S2O3 = CuS + SO2 + Na2SO4 =>
3 CuSO4 + 4 Na2S2O3 = 3 CuS + 4 SO2 + 4 Na2SO4
C4H6O2 + H2O + SO3{2-} = C2H4 + SO4{2-} =>
C4H6O2 + H2O + 3 SO3{2-} = 2 C2H4 + 3 SO4{2-}
(CH3)2NNH2 + H2O = (CH3)2NNH3 + OH =>
(CH3)2NNH2 + H2O = (CH3)2NNH3 + OH
BaCl2 + (NH4)2HPO4 = Ba(H2PO4)2 + HCl + NH3 =>
BaCl2 + 2(NH4)2HPO4 = Ba(H2PO4)2 + 2 HCl + 4 NH3
Ba + CO3 = BaCO3 =>
Ba + CO3 = BaCO3
U4 + H2O = H{+} + UO2 + e =>
U4 + 8 H2O = 16 H{+} + 4 UO2 + 16e
CuSeO3 = Cu + Se + O =>
CuSeO3 = Cu + Se + 3 O
AgC2H3O2 + Li3PO4 = Ag3PO4 + LiC2H3O2 =>
3 AgC2H3O2 + Li3PO4 = Ag3PO4 + 3 LiC2H3O2
Ca(HSO4)2 + NaCl = NaHSO4 + CaCl2 =>
Ca(HSO4)2 + 2 NaCl = 2 NaHSO4 + CaCl2
Al + ZnCl2 = Zn + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn + 2 AlCl3
H*Cl + Ba*(OH)2 = Ba*Cl2 + H2*O =>
2 H*Cl + Ba*(OH)2 = Ba*Cl2 + 2 H2*O
SH2 + O2 = H2O + SO =>
SH2 + O2 = H2O + SO
Cr + CdCl2 = CrCl2 + Cd =>
Cr + CdCl2 = CrCl2 + Cd
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Fe + Sn(CO3)2 = Fe(CO3)2 + Sn =>
Fe + Sn(CO3)2 = Fe(CO3)2 + Sn
K2MnO4 + Na2SO3 = MnO2 + Na2SO4 + K2O =>
K2MnO4 + Na2SO3 = MnO2 + Na2SO4 + K2O
Br2 + K = KBr =>
Br2 + 2 K = 2 KBr
Cu + CuCl2 = Cu2Cl2 =>
Cu + CuCl2 = Cu2Cl2
P2O5 + C2 = P + CO2 =>
4 P2O5 + 5 C2 = 8 P + 10 CO2
CHNaO2 + CH2O = CH3ONa + CO2 =>
CHNaO2 + CH2O = CH3ONa + CO2
(Ca(H2PO2)2) + CuSO4 = CaSO4 + (Cu(H2PO2)2) =>
(Ca(H2PO2)2) + CuSO4 = CaSO4 + (Cu(H2PO2)2)
Ba(OH)2 + Na2HPO4 = Na3PO4 + Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 6 Na2HPO4 = 4 Na3PO4 + Ba3(PO4)2 + 6 H2O
CH3CH2CHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
2 CH3CH2CHO + 8 KMnO4 + 11 KOH = 3 CH3COOK + 8 K2MnO4 + 7 H2O
Mn + Mn2O3 = Mn3O4 =>
Mn + 4 Mn2O3 = 3 Mn3O4
Mn + CaBr2 = MnBr2 + Ca =>
Mn + CaBr2 = MnBr2 + Ca
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