Équations équilibrées la veille |
3 CUS + 8 HNO3 = 3 CU(NO3)2 + 3 S + 2 NO + 4 H2O
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
KOH + SiO2 = K2SiO3 + H2O =>
2 KOH + SiO2 = K2SiO3 + H2O
Cd(s) + CuSO4(ac) = CdSO4 + Cu =>
Cd(s) + CuSO4(ac) = CdSO4 + Cu
Al + H2O(steam) = Al(OH)3 + H2 =>
2 Al + 6 H2O(steam) = 2 Al(OH)3 + 3 H2
KMnO4 + H2SO4 + Fe(NH4)2SO4 = FeMnO4 + KH2SO4 + (NH4)2SO4 =>
KMnO4 + H2SO4 + Fe(NH4)2SO4 = FeMnO4 + KH2SO4 + (NH4)2SO4
PbO2 + CaCl2 = PbCl4 + CaO =>
PbO2 + 2 CaCl2 = PbCl4 + 2 CaO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2O + Br2O = HBrO =>
H2O + Br2O = 2 HBrO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
Sr + U = SrU2 =>
Sr + 2 U = SrU2
H2SO4 + Li = LiH2 + SO4 =>
H2SO4 + Li = LiH2 + SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Zn + Ca(NO3)2 = Ca + Zn(NO3)4 =>
Zn + 2 Ca(NO3)2 = 2 Ca + Zn(NO3)4
Al + Cl(NO3)2 = Al(NO3)3 + Cl2 =>
4 Al + 6 Cl(NO3)2 = 4 Al(NO3)3 + 3 Cl2
Methane + chlorine = trichloromethane + hydrochloricacid =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
K2PO4 + HCl = KCl + H2PO4 =>
K2PO4 + 2 HCl = 2 KCl + H2PO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C4H10 + Cl2 = C4H9Cl + H2 =>
2 C4H10 + Cl2 = 2 C4H9Cl + H2
CuCu(NO3)2 = Cu(NO3) =>
CuCu(NO3)2 = 2 Cu(NO3)
Ba(OH)2 + C2H4O2 = Ba(C2H3O2)2 + H2O =>
Ba(OH)2 + 2 C2H4O2 = Ba(C2H3O2)2 + 2 H2O
KClO3 + KCl + HBr = Cl2 + KBr + H2O =>
KClO3 + 5 KCl + 6 HBr = 3 Cl2 + 6 KBr + 3 H2O
KI + K2Cr2O7 + HCl = I2 + KCl + CrI3 + H2O =>
12 KI + K2Cr2O7 + 14 HCl = 3 I2 + 14 KCl + 2 CrI3 + 7 H2O
CH4 + I2 = CH3I + HI =>
CH4 + I2 = CH3I + HI
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zu(OH)2 + HNO3 = Zu(NO3)2 + H2O =>
Zu(OH)2 + 2 HNO3 = Zu(NO3)2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CO(NH2)2 + KOH = K2CO3 + NH3 =>
CO(NH2)2 + 2 KOH = K2CO3 + 2 NH3
C + S* = CS2 =>
C + 2 S* = CS2
K2HPO4 + KOH = K3PO4 + H2O =>
K2HPO4 + KOH = K3PO4 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
Na3PO4 + Ba(NO3)2 = Na3(NO3)2 + PO4(Ba) =>
Na3PO4 + Ba(NO3)2 = Na3(NO3)2 + PO4(Ba)
Al(OH)3 + NHO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 NHO3 = Al(NO3)3 + 3 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na3PO4(aq) + CuSO4(aq) = Na2SO4(aq) + Cu3(PO4)2(aq) =>
2 Na3PO4(aq) + 3 CuSO4(aq) = 3 Na2SO4(aq) + Cu3(PO4)2(aq)
C8H10 + K2Cr2O7 + H2SO4 = C7H6O2 + Cr2(SO4)3 + K2SO4 + H2O =>
7 C8H10 + 9 K2Cr2O7 + 36 H2SO4 = 8 C7H6O2 + 9 Cr2(SO4)3 + 9 K2SO4 + 47 H2O
H2SO4 + NH4Cl = HCl + (NH4)2SO4 =>
H2SO4 + 2 NH4Cl = 2 HCl + (NH4)2SO4
NaIO + Na2SO3 + H2SO4 = Na2SO4 + I2 + H2O =>
2 NaIO + Na2SO3 + H2SO4 = 2 Na2SO4 + I2 + H2O
MgCl2 + NaH2PO4 = NaCl2 + MgH2PO4 =>
MgCl2 + NaH2PO4 = NaCl2 + MgH2PO4
Fe(II) + H2SO4 = Fe(II)SO4 + H2 =>
Fe(II) + H2SO4 = Fe(II)SO4 + H2
Ba(OH)2 + Na = BaOH + Na(OH)2 =>
2 Ba(OH)2 + Na = 2 BaOH + Na(OH)2
C + S* = CS2 =>
C + 2 S* = CS2
Fe(OH)3 + H2Se = FeOHSe + H2O =>
Fe(OH)3 + H2Se = FeOHSe + 2 H2O
Al + Fe(NO)2 = Al(NO)3 + Fe =>
2 Al + 3 Fe(NO)2 = 2 Al(NO)3 + 3 Fe
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