| Équations équilibrées la veille |
4 HgCl2 + 2 H2O = 2 Hg2Cl2 + 4 HCl + O2
Fe + MgCl2 = FeMgCl2 =>
Fe + MgCl2 = FeMgCl2
CuO + Fe(OH)2 = Cu(OH)2 + FeO =>
CuO + Fe(OH)2 = Cu(OH)2 + FeO
Cl2 + CuBr2 = CuCl + Br2 =>
Cl2 + 2 CuBr2 = 2 CuCl + 2 Br2
C2H5OH = (C2H5)2O + H2O =>
2 C2H5OH = (C2H5)2O + H2O
Pb(NO3)2 + NAl = Al(NO3)3 + Pb3N2 =>
3 Pb(NO3)2 + 2 NAl = 2 Al(NO3)3 + Pb3N2
CH3CH(NH2)COOH + O2 = CO2 + H2O + N2 =>
4 CH3CH(NH2)COOH + 15 O2 = 12 CO2 + 14 H2O + 2 N2
ZnO + Mg = MgO + Zn =>
ZnO + Mg = MgO + Zn
V + ZnBr2 = VBr3 + Zn =>
2 V + 3 ZnBr2 = 2 VBr3 + 3 Zn
Na2(SO4) + Pb(NO3)2 = Pb(SO4) + Na2(NO3)2 =>
Na2(SO4) + Pb(NO3)2 = Pb(SO4) + Na2(NO3)2
CH3COOH + HBr + KBrO3 = Br2 + H2O + CH3COOK =>
CH3COOH + 5 HBr + KBrO3 = 3 Br2 + 3 H2O + CH3COOK
Na2Co3(aq) + CaCl2 = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2 = CaCo3(s) + 2 NaCl(aq)
C17H21NO4 = C17N + H21O4 =>
C17H21NO4 = C17N + H21O4
Mg(OH)2 + S = MgS + H2O + MgSO4 =>
4 Mg(OH)2 + 4 S = 3 MgS + 4 H2O + MgSO4
SO3 + Ca(OH)2 = H2O + CaSO4 =>
SO3 + Ca(OH)2 = H2O + CaSO4
HO2 = O2 + H =>
HO2 = O2 + H
KMnO4 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO + H2O =>
2 KMnO4 + 16 FeSO4 + 11 H2SO4 = 2 MnSO4 + 8 Fe2(SO4)3 + K2SO + 11 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Sn + FeCl3 = Fe2 + Sn2Cl =>
12 Sn + 2 FeCl3 = Fe2 + 6 Sn2Cl
O2 + CO = CO2 =>
O2 + 2 CO = 2 CO2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CuOH2SO = CuSOH2O =>
CuOH2SO = CuSOH2O
HCOOH + CH3OH = C2H4O2 + H2O =>
HCOOH + CH3OH = C2H4O2 + H2O
K2 + H2SO4 = K2SO4 + H2S + H2O =>
4 K2 + 5 H2SO4 = 4 K2SO4 + H2S + 4 H2O
Y + Cl2 = YCl =>
2 Y + Cl2 = 2 YCl
KBrO3 + I2 + H2SO4 = Br2 + HIO3 + K2SO4 =>
2 KBrO3 + I2 + H2SO4 = Br2 + 2 HIO3 + K2SO4
C3H3O2{-} + Mg{2+} = C6H6O4Mg =>
2 C3H3O2{-} + Mg{2+} = C6H6O4Mg
C7H16 + O2 = H2O + CO =>
2 C7H16 + 15 O2 = 16 H2O + 14 CO
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNO3(aq)
FeBr3 + AgNO3 = AgBr + Fe(NO3)3 =>
FeBr3 + 3 AgNO3 = 3 AgBr + Fe(NO3)3
KMnO4 + (COONa)2 + H2SO4 = CO2 + H2O + Na2SO4 + MnSO4 + KOOH =>
2 KMnO4 + 3(COONa)2 + 5 H2SO4 = 6 CO2 + 4 H2O + 3 Na2SO4 + 2 MnSO4 + 2 KOOH
Al2 + (CO3)5 = Al2O3 + CO2 =>
5 Al2 + 3(CO3)5 = 5 Al2O3 + 15 CO2
C6H5NH2 + H2O2 = C6H5NO + H2O =>
C6H5NH2 + 2 H2O2 = C6H5NO + 3 H2O
H + P + O = H4P2O5 =>
4 H + 2 P + 5 O = H4P2O5
Na + N2O = Na2O + N =>
2 Na + N2O = Na2O + 2 N
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KNO3 + CH3COOH = NH3 + CO2 + H2O + K =>
8 KNO3 + 9 CH3COOH = 8 NH3 + 18 CO2 + 6 H2O + 8 K
Pb + H2O = PbO + H2 =>
Pb + H2O = PbO + H2
Ca(NO3)2 + Rb3(PO4) = Ca3(PO4)2 + RbNO3 =>
3 Ca(NO3)2 + 2 Rb3(PO4) = Ca3(PO4)2 + 6 RbNO3
CaC2 + H3O = Ca(OH)2 + C2 + H2 =>
CaC2 + 2 H3O = Ca(OH)2 + C2 + 2 H2
Th + Fe + Si = ThFeSi3 =>
Th + Fe + 3 Si = ThFeSi3
AgF + AlCl3 = AgCl + AlF3 =>
3 AgF + AlCl3 = 3 AgCl + AlF3
HCl(aq) + CaCO3(s) = CaCl2 + H2O + CO2 =>
2 HCl(aq) + CaCO3(s) = CaCl2 + H2O + CO2
AgF + AlCl3 = AgCl + AlF3 =>
3 AgF + AlCl3 = 3 AgCl + AlF3
CuSO4(aq) + NaCl(aq) = CuCl2(aq) + Na2SO4 =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2(aq) + Na2SO4
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
H2S + Ca(OH)2 = H2O + CaS =>
H2S + Ca(OH)2 = 2 H2O + CaS
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
B2O2 + H2O = H2B2O3 =>
B2O2 + H2O = H2B2O3
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