Équations équilibrées la veille |
Cul2 = 2 Cul
K2CrO4 + Ba(NO3)2 = KNO3 + BaCrO4 =>
K2CrO4 + Ba(NO3)2 = 2 KNO3 + BaCrO4
HCl = H* + Cl =>
HCl = H* + Cl
H2SO4 + BaO = BaSO4 + H2O =>
H2SO4 + BaO = BaSO4 + H2O
C6H9NO + H2O2 = C6H12O6N + H2O =>
2 C6H9NO + 7 H2O2 = 2 C6H12O6N + 4 H2O
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
K2CrO4 + Ba(NO3)2 = KNO3 + BaCrO4 =>
K2CrO4 + Ba(NO3)2 = 2 KNO3 + BaCrO4
CaOH2SO4 = CaSO4H2O =>
CaOH2SO4 = CaSO4H2O
Na + I2 = NaI = =>
2 Na + I2 = 2 NaI
COH2O = CO2 + H2 =>
COH2O = CO2 + H2
NaS + NaSO3 + HCl = NaCl + S + H2O =>
5 NaS + NaSO3 + 6 HCl = 6 NaCl + 6 S + 3 H2O
Na2S + H2SO4 = Na2(SO4) + H2S =>
Na2S + H2SO4 = Na2(SO4) + H2S
NO2 + Ca(OH)2 = Ca(NO3)2 + HNO2 =>
4 NO2 + Ca(OH)2 = Ca(NO3)2 + 2 HNO2
Cr3CO3 = CO2 + Cr3O =>
Cr3CO3 = CO2 + Cr3O
CuSO4Mg(NO3)2 = Cu(NO3)2MgSO4 =>
CuSO4Mg(NO3)2 = Cu(NO3)2MgSO4
Li2O2 + AlCl3 = Li3Al2Cl6O3 =>
3 Li2O2 + 4 AlCl3 = 2 Li3Al2Cl6O3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
BaCl2 + Fe(NO3)2 = Ba(NO3)2 + FeCl2 =>
BaCl2 + Fe(NO3)2 = Ba(NO3)2 + FeCl2
C2H5OHNH3 = C2H7NH2O =>
C2H5OHNH3 = C2H7NH2O
ZnOHNO3 + H2O = Zn(OH)2 + HNO3 =>
ZnOHNO3 + H2O = Zn(OH)2 + HNO3
NaOH + HC6H7O7 = H2O + NaC6H7O7 =>
NaOH + HC6H7O7 = H2O + NaC6H7O7
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
WHCl = WClH =>
WHCl = WClH
MgNH4PO4 = NH3 + H2O + Mg2P2O7 =>
2 MgNH4PO4 = 2 NH3 + H2O + Mg2P2O7
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
Sc + HNO3 = Sc(NO3)3 + NO + H2O =>
Sc + 4 HNO3 = Sc(NO3)3 + NO + 2 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
CO2 + H2O + KClO = KHCO3 + HClO =>
CO2 + H2O + KClO = KHCO3 + HClO
I2 + N2 = NI3 =>
3 I2 + N2 = 2 NI3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ni2O3 + C = NiO + CO2 =>
2 Ni2O3 + C = 4 NiO + CO2
H2SO4 + CO2 = H2CO3 + SO3 =>
H2SO4 + CO2 = H2CO3 + SO3
Br + NaI = I + NaBr =>
Br + NaI = I + NaBr
Sr(NO3)2 + Na2S = SrS + NaNO3 =>
Sr(NO3)2 + Na2S = SrS + 2 NaNO3
NaOH + HSO = HOH + NaSO =>
NaOH + HSO = HOH + NaSO
CH3CN + H2SO4 = CH3CONH2 + SO3 =>
CH3CN + H2SO4 = CH3CONH2 + SO3
(NH4)3AlF6 + NH3 + H2O = Al(OH)3 + NH4F =>
(NH4)3AlF6 + 3 NH3 + 3 H2O = Al(OH)3 + 6 NH4F
Zn + PbCl2 = Pb + ZnCl2 =>
Zn + PbCl2 = Pb + ZnCl2
Zn + Pb(C2H3O2)2 = Pb + Zn(C2H3O2) =>
2 Zn + Pb(C2H3O2)2 = Pb + 2 Zn(C2H3O2)
Ca(OH)2 + H2S = (CaOH)2S + H2O =>
2 Ca(OH)2 + H2S = (CaOH)2S + 2 H2O
C6H10 + KMnO4 + KOH = C6H8COOK + K2MnO4 + H2O =>
7 C6H10 + 40 KMnO4 + 46 KOH = 6 C6H8COOK + 40 K2MnO4 + 34 H2O
SO3 + O2 = SO3O =>
2 SO3 + O2 = 2 SO3O
Ba(NO3)2 + K2SO4 = K2(NO3)2 + Ba(SO4) =>
Ba(NO3)2 + K2SO4 = K2(NO3)2 + Ba(SO4)
(NH4)(NO3) + Ca(OH)2 = Ca(NO3)2 + H2O + NH3 =>
2(NH4)(NO3) + Ca(OH)2 = Ca(NO3)2 + 2 H2O + 2 NH3
P4 + Al = AlP =>
P4 + 4 Al = 4 AlP
Na2O + H2SO2 = Na2SO2 + H2O =>
Na2O + H2SO2 = Na2SO2 + H2O
K2SiO3 + Na3PO4 = K3PO4 + Na2SiO3 =>
3 K2SiO3 + 2 Na3PO4 = 2 K3PO4 + 3 Na2SiO3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
Cr + (SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
2 Cr + (SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
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