| Équations équilibrées la veille |
3 Li2(CrO4) + 2 BiN = 2 Li3N + Bi2(CrO4)3
HClO + Ba(OH)2 = Ba(ClO)2 + H2O =>
2 HClO + Ba(OH)2 = Ba(ClO)2 + 2 H2O
FeO + CO2 = FeCO3 =>
FeO + CO2 = FeCO3
AgF + HCl = AgCl + HF =>
AgF + HCl = AgCl + HF
Cu(NO3)2 + H2O = Cu(H2O)6 + NO3 =>
Cu(NO3)2 + 6 H2O = Cu(H2O)6 + 2 NO3
Ni + KBr = NiBr2 + K =>
Ni + 2 KBr = NiBr2 + 2 K
NaHSO3 + KOH = Na2SO3 + K2SO3 + H2O =>
2 NaHSO3 + 2 KOH = Na2SO3 + K2SO3 + 2 H2O
SiO + C = SiC + CO2 =>
2 SiO + 3 C = 2 SiC + CO2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
Ca(CH3COO)2 + Na3PO4 = CaPO4 + Na3(CH3COO)2 =>
Ca(CH3COO)2 + Na3PO4 = CaPO4 + Na3(CH3COO)2
Fe(s) + SnCl2(aq) = FeCl2 + Sn =>
Fe(s) + SnCl2(aq) = FeCl2 + Sn
H2(CO3) + Ba(OH)2 = Ba(CO3) + H2O =>
H2(CO3) + Ba(OH)2 = Ba(CO3) + 2 H2O
K2CO3 + Fe2(SO4)3 = K2(SO4) + Fe2(CO3)3 =>
3 K2CO3 + Fe2(SO4)3 = 3 K2(SO4) + Fe2(CO3)3
B + H2SO4 = H3BO3 + SO2 =>
2 B + 3 H2SO4 = 2 H3BO3 + 3 SO2
KCl + Na2CO3 = K2CO3 + NaCl =>
2 KCl + Na2CO3 = K2CO3 + 2 NaCl
SiO2(s) + C(s) = SiC(s) + CO(g) =>
SiO2(s) + 3 C(s) = SiC(s) + 2 CO(g)
H + O + Cl = HOCl =>
H + O + Cl = HOCl
CrO4{2-} + SO3{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
2 CrO4{2-} + 3 SO3{2-} + 5 H2O = 2 Cr(OH)3 + 3 SO4{2-} + 4 OH{-}
Na2B4O7*10H2O = Na2B4O7 + H2O =>
Na2B4O7*10H2O = Na2B4O7 + 10 H2O
Fe + Co(ClO3)2 = FeClO3 + Co =>
2 Fe + Co(ClO3)2 = 2 FeClO3 + Co
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = Co(NH3)6Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 10 NH3 + H2O2 = 2 Co(NH3)6Cl3 + 14 H2O
Ca3(PO4)2 + H2SO4(aq) = H3PO4(aq) + CaSO4(aq) =>
Ca3(PO4)2 + 3 H2SO4(aq) = 2 H3PO4(aq) + 3 CaSO4(aq)
NH4Br + Ag(C2H3O2) = NH4(C2H3O2) + AgBr =>
NH4Br + Ag(C2H3O2) = NH4(C2H3O2) + AgBr
KI + O2 + H2SO4 = I2 + K2SO4 + H2O =>
4 KI + O2 + 2 H2SO4 = 2 I2 + 2 K2SO4 + 2 H2O
KI(l) + Pb(NO3)2(l) = PbI2(l) + KNO3(l) =>
2 KI(l) + Pb(NO3)2(l) = PbI2(l) + 2 KNO3(l)
Al(OH)SO4 + H2O = Al(OH)3 + H2SO4 =>
Al(OH)SO4 + 2 H2O = Al(OH)3 + H2SO4
Al2(SO3)3 + HClO4 = Al(ClO4)3 + H2SO3 =>
Al2(SO3)3 + 6 HClO4 = 2 Al(ClO4)3 + 3 H2SO3
LiOH(s) + CO2 = Li2CO3(s) + H2O(l) =>
2 LiOH(s) + CO2 = Li2CO3(s) + H2O(l)
KBrO3 + H2SO4 + KBr = K2SO4 + Br2 + H2O =>
KBrO3 + 3 H2SO4 + 5 KBr = 3 K2SO4 + 3 Br2 + 3 H2O
C3 + O2 = CO =>
2 C3 + 3 O2 = 6 CO
Zn + AgF = ZnF2 + Ag =>
Zn + 2 AgF = ZnF2 + 2 Ag
(CaO)3Al2O3 + H2O = Ca3Al2O6(H2O)6 =>
(CaO)3Al2O3 + 6 H2O = Ca3Al2O6(H2O)6
O{-2} = O2 + {-} =>
2 O{-2} = O2 + 4e
NaHCO3 + HCl(aq) = NaCl(aq) + H2O + CO2 =>
NaHCO3 + HCl(aq) = NaCl(aq) + H2O + CO2
Al2(SO4)3 + Sr(NO3)2 = Al2(NO3)2 + Sr(SO4)3 =>
Al2(SO4)3 + Sr(NO3)2 = Al2(NO3)2 + Sr(SO4)3
CoCl2 + AgNO3 = Co(NO3)AgCl2 =>
CoCl2 + AgNO3 = Co(NO3)AgCl2
Cr + OH = CrO4 + H2O =>
Cr + 8 OH = CrO4 + 4 H2O
KClO3 + Na2SnO3 = KSnO3 + Na2ClO3 =>
KClO3 + Na2SnO3 = KSnO3 + Na2ClO3
Li + Ni = LiNi =>
Li + Ni = LiNi
Ti + Br = TiBr2 =>
Ti + 2 Br = TiBr2
Al2O3 + LiOH + H2O = LiAl(OH)4 =>
Al2O3 + 2 LiOH + 3 H2O = 2 LiAl(OH)4
Na(ClO) = Na + Cl2 + O2 =>
2 Na(ClO) = 2 Na + Cl2 + O2
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
MgCl2 + Na2CO3 + H2O = Mg(OH)2*3MgCO3 + NaCl + Mg(HCO3)2 =>
5 MgCl2 + 5 Na2CO3 + 2 H2O = Mg(OH)2*3MgCO3 + 10 NaCl + Mg(HCO3)2
Mg(ClO4)2 + Na = NaClO4 + Mg =>
Mg(ClO4)2 + 2 Na = 2 NaClO4 + Mg
C2H5OH + O2(g) = CO2(g) + H2O(l) =>
C2H5OH + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = Co(NH3)5Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 8 NH3 + H2O2 = 2 Co(NH3)5Cl3 + 14 H2O
Ag(NH3)2{+} + KI = AgI + NH3 + K{+} =>
Ag(NH3)2{+} + KI = AgI + 2 NH3 + K{+}
Cr(NO3)3 + NH3 + H2O = Cr(OH)3 + NH4(NO3) =>
Cr(NO3)3 + 3 NH3 + 3 H2O = Cr(OH)3 + 3 NH4(NO3)
Be(OH)2 + Sr(OH)2 = Sr(Be(OH)4) =>
Be(OH)2 + Sr(OH)2 = Sr(Be(OH)4)
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Équations équilibrées sur10/23/24
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