| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Br2 = 2 FeBr3
K2SO4 + BaBr2 = BaSO4 + KBr =>
K2SO4 + BaBr2 = BaSO4 + 2 KBr
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
CuO(s) + HCl(aq) = CuCl2 + H2O =>
CuO(s) + 2 HCl(aq) = CuCl2 + H2O
PH3(g) + NO(g) + H2O(l) = P4O10(s) + NH3(g) =>
20 PH3(g) + 32 NO(g) + 18 H2O(l) = 5 P4O10(s) + 32 NH3(g)
HNO3 + ZnF2 = Zn(NO3)2 + HF =>
2 HNO3 + ZnF2 = Zn(NO3)2 + 2 HF
Cl2(aq) + NaI(aq) = NaCl(aq) + I2(s) =>
Cl2(aq) + 2 NaI(aq) = 2 NaCl(aq) + I2(s)
Si3H8 + Cl2 = SiCl4 + HCl =>
Si3H8 + 10 Cl2 = 3 SiCl4 + 8 HCl
CaCl2*2H2O + Na3PO4*12H2O = Ca3(PO4)2 + NaCl + H2O =>
3 CaCl2*2H2O + 2 Na3PO4*12H2O = Ca3(PO4)2 + 6 NaCl + 30 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
K2CrO7 + H2S + H2SO4 = SCr2(SO4)2 + K2SO4 + H2O =>
8 K2CrO7 + 13 H2S + 7 H2SO4 = 4 SCr2(SO4)2 + 8 K2SO4 + 20 H2O
CUS + HNO3 = CU(NO3)2 + H2O + NO + S =>
3 CUS + 8 HNO3 = 3 CU(NO3)2 + 4 H2O + 2 NO + 3 S
Ca(s) + H2O(g) = CaO + H2(s) =>
Ca(s) + H2O(g) = CaO + H2(s)
CUCl2 + NaNO3 = CU(NO3)2 + NaCl =>
CUCl2 + 2 NaNO3 = CU(NO3)2 + 2 NaCl
Al + Cr(NO2)2 = Al(NO2)3 + Cr =>
2 Al + 3 Cr(NO2)2 = 2 Al(NO2)3 + 3 Cr
HCl + NaSO4 = HSO4 + NaClNaSO4 =>
HCl + 2 NaSO4 = HSO4 + NaClNaSO4
Pt + H2SO4 = PtSO4 + H2 =>
Pt + H2SO4 = PtSO4 + H2
KOH + S = K2S + KSO3 + H2O =>
12 KOH + 7 S = 5 K2S + 2 KSO3 + 6 H2O
LiHCO3(aq) + H2SO4(aq) = Li2SO4(aq) + H2O(l) + CO2(g) =>
2 LiHCO3(aq) + H2SO4(aq) = Li2SO4(aq) + 2 H2O(l) + 2 CO2(g)
Fe203 = Fe304 =>
304 Fe203 = 203 Fe304
Ba(OH)2 + NaOH = Ba(OH)2Na + HO =>
Ba(OH)2 + NaOH = Ba(OH)2Na + HO
SO3{2-} + HPO3{2-} + H{+} = S + HPO4{2-} + H2O =>
SO3{2-} + 2 HPO3{2-} + 2 H{+} = S + 2 HPO4{2-} + H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
HClO + Ca(OH)2 = Ca(ClO)2 + H2O =>
2 HClO + Ca(OH)2 = Ca(ClO)2 + 2 H2O
PbCl2 + K2S = KCl + PbS =>
PbCl2 + K2S = 2 KCl + PbS
CuCl2 + Na2SO3 = CuS + NaCl + O2 =>
2 CuCl2 + 2 Na2SO3 = 2 CuS + 4 NaCl + 3 O2
SO2 + HJ = J2 + S + H2O =>
SO2 + 4 HJ = 2 J2 + S + 2 H2O
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
Sb2O3 + Br2 + NaOH = Na3SbO4 + NaBr + H2O =>
Sb2O3 + 2 Br2 + 10 NaOH = 2 Na3SbO4 + 4 NaBr + 5 H2O
Mn + Ca(NO3)2 = Mn(NO3)2 + Ca =>
Mn + Ca(NO3)2 = Mn(NO3)2 + Ca
CU(OH)2 + H2SO4 = H2O + CUSO4 =>
CU(OH)2 + H2SO4 = 2 H2O + CUSO4
Mg + LiF = MgF2 + Li =>
Mg + 2 LiF = MgF2 + 2 Li
Ga + KOH + H2O = K3[Ga(OH)6] + H =>
Ga + 3 KOH + 3 H2O = K3[Ga(OH)6] + 3 H
CH3COCH2COCH3 + NaOH = CH3COCHCOCH3 + H2O + Na =>
CH3COCH2COCH3 + NaOH = CH3COCHCOCH3 + H2O + Na
GeCl2 + H2O = Ge(OH)2 + HCl =>
GeCl2 + 2 H2O = Ge(OH)2 + 2 HCl
Zn + O = Zn2O3 =>
2 Zn + 3 O = Zn2O3
NaNO2 + HCl = NaCl + H2O + NO + NO2 =>
2 NaNO2 + 2 HCl = 2 NaCl + H2O + NO + NO2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
CuCl2 + Na2SO3 = CuS + NaCl + O2 =>
2 CuCl2 + 2 Na2SO3 = 2 CuS + 4 NaCl + 3 O2
C4H8O + K2Cr2O7 + H2SO4 = C4H8O2 + Cr2SO4 + H2O + K2SO4 =>
5 C4H8O + K2Cr2O7 + 2 H2SO4 = 5 C4H8O2 + Cr2SO4 + 2 H2O + K2SO4
Fe + FeCl2 = FeCl =>
Fe + FeCl2 = 2 FeCl
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
NiSO4*6H2O + NH3 + Br = Ni(NH3)6Br2 + H2O + SO4 =>
NiSO4*6H2O + 6 NH3 + 2 Br = Ni(NH3)6Br2 + 6 H2O + SO4
NaNO2 + HCl = NaCl + HNO2 =>
NaNO2 + HCl = NaCl + HNO2
OH{-} + C8H5O4{-} = C8H4O4{2-} + H2O =>
OH{-} + C8H5O4{-} = C8H4O4{2-} + H2O
C35H72 = C10H22 + C2H4 =>
2 C35H72 = 2 C10H22 + 25 C2H4
Na2SO3 + HCl = SO2 + H2O + NaCl =>
Na2SO3 + 2 HCl = SO2 + H2O + 2 NaCl
Al(OH)4{-} + K{+} + H2SO4 = KAl(SO4)2 + H2O =>
Al(OH)4{-} + K{+} + 2 H2SO4 = KAl(SO4)2 + 4 H2O
PI3 + NaOH = NaI + Na2HPO3 + H2O =>
PI3 + 5 NaOH = 3 NaI + Na2HPO3 + 2 H2O
Ag(s) + FeCl3(aq) = Fe + AgCl =>
3 Ag(s) + FeCl3(aq) = Fe + 3 AgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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