| Équations équilibrées la veille |
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Cu + Al2(SO4)3 = Al + Cu(SO4) =>
3 Cu + Al2(SO4)3 = 2 Al + 3 Cu(SO4)
POCl3 + Na2CO3 + H2O = Na3PO4 + NaHCO3 + NaCl =>
POCl3 + 6 Na2CO3 + 3 H2O = Na3PO4 + 6 NaHCO3 + 3 NaCl
HI + K = KI + H2 =>
2 HI + 2 K = 2 KI + H2
KI + Na2C2O4 = K2C2O4 + NaI =>
2 KI + Na2C2O4 = K2C2O4 + 2 NaI
K2CrO4 + KNO2 + HCl = CrCl3 + KCl + KNO3 + H2O =>
2 K2CrO4 + 3 KNO2 + 10 HCl = 2 CrCl3 + 4 KCl + 3 KNO3 + 5 H2O
BaCO3 + CoO + V2O5 = Ba8CoV6O24 + CO2 =>
8 BaCO3 + CoO + 3 V2O5 = Ba8CoV6O24 + 8 CO2
C4H8ClNO + O2 = N2 + HCl + H2O + CO2 =>
4 C4H8ClNO + 21 O2 = 2 N2 + 4 HCl + 14 H2O + 16 CO2
Fe3O4 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
CUO + O2 = CUO3 =>
CUO + O2 = CUO3
C3H6 + NO = C3H3N + H2O + N2 =>
4 C3H6 + 6 NO = 4 C3H3N + 6 H2O + N2
(NH4)2SO4 + NaOH = (NH3) + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2(NH3) + 2 H2O + Na2SO4
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Ga + HSO4 = Ga2(SO4)3 + H2 =>
4 Ga + 6 HSO4 = 2 Ga2(SO4)3 + 3 H2
N2O + KClO + KOH = KNO3 + KCl + H2O =>
N2O + 4 KClO + 2 KOH = 2 KNO3 + 4 KCl + H2O
SiOH + NaOH = SiO{-} + Na{+} + H2O =>
SiOH + NaOH = SiO{-} + Na{+} + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
I2 + Na2S2O3 + H2O = HI + NaHSO4 =>
4 I2 + Na2S2O3 + 5 H2O = 8 HI + 2 NaHSO4
Mg + CUO = Mg2O3 + CU =>
2 Mg + 3 CUO = Mg2O3 + 3 CU
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2S2O8 + FeSO4 = Fe2(SO4)3 + Na2SO4 =>
Na2S2O8 + 2 FeSO4 = Fe2(SO4)3 + Na2SO4
(NH4)2CO3(aq) = H2O(l) + NH3(aq) + CO2(g) =>
(NH4)2CO3(aq) = H2O(l) + 2 NH3(aq) + CO2(g)
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
K2SO3 + CaCl2 = KCl + Ca(SO3) =>
K2SO3 + CaCl2 = 2 KCl + Ca(SO3)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2Cr2O7 + AgNO3 = Ag2Cr2O7 + KNO3 =>
K2Cr2O7 + 2 AgNO3 = Ag2Cr2O7 + 2 KNO3
FeCl2 + Na2S = FeS + NaCl =>
FeCl2 + Na2S = FeS + 2 NaCl
Zn + AgCl = ZnCl2 + Ag =>
Zn + 2 AgCl = ZnCl2 + 2 Ag
NaHCO3 + HI = NaI + CO2 + H2O =>
NaHCO3 + HI = NaI + CO2 + H2O
As2O3I2 = As2I2O3 =>
As2O3I2 = As2I2O3
C6H5CHO + KOH = C6H5COOH + C6H5CH2OH + K =>
3 C6H5CHO + 2 KOH = 2 C6H5COOH + C6H5CH2OH + 2 K
(NH4)2S + AgNO3 = Ag2S + (NH4)NO3 =>
(NH4)2S + 2 AgNO3 = Ag2S + 2(NH4)NO3
Cu(OH)2 + NH4OH = Cu(NH3)4 + H2O + OH =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4 + 4 H2O + 2 OH
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
HCL(aq)NAOH(aq) = H2O(l)NACL(aq) =>
HCL(aq)NAOH(aq) = H2O(l)NACL(aq)
Cu(OH)2 + NH4OH = Cu(NH3)4 + H2O + OH =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4 + 4 H2O + 2 OH
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Cl2 + KY = Y + KCl =>
Cl2 + 2 KY = 2 Y + 2 KCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Zn + S = ZnS =>
Zn + S = ZnS
Fe + H2S04 = FeS + H2 =>
4 Fe + H2S04 = 4 FeS + H2
(NH4)2SO4 + NaOH = (NH3) + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2(NH3) + 2 H2O + Na2SO4
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
CrCl3*6H2O + CO(NH2)2 + C5H8O2 = Cr(C5H7O2)3 + H2O + CO2 + NH4Cl =>
2 CrCl3*6H2O + 3 CO(NH2)2 + 6 C5H8O2 = 2 Cr(C5H7O2)3 + 9 H2O + 3 CO2 + 6 NH4Cl
Cl2 + MgF2 = Cl2F2 + Mg =>
Cl2 + MgF2 = Cl2F2 + Mg
K2Cr2O7 + AgNO3 = Ag2Cr2O7 + KNO3 =>
K2Cr2O7 + 2 AgNO3 = Ag2Cr2O7 + 2 KNO3
Zn(OH)2 + NH4NO3 + NH4OH = H2O + Zn(NH3)4(NO3)2 =>
Zn(OH)2 + 2 NH4NO3 + 2 NH4OH = 4 H2O + Zn(NH3)4(NO3)2
SrBr2 + K2SO4 = SrSO4 + KBr =>
SrBr2 + K2SO4 = SrSO4 + 2 KBr
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Équations équilibrées sur11/18/24
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