Équations équilibrées la veille |
Na2S + H2SO4 = Na2(SO4) + H2S
Al2(SO4)3 + CaCl2 = AlCl3 + CaSO4 =>
Al2(SO4)3 + 3 CaCl2 = 2 AlCl3 + 3 CaSO4
NaNO3 + NH4H2AsO4 + Co(NO3)2*6H2O = Na2Co8(AsO4)6 + NO3 + NH4 + H2O =>
10 NaNO3 + 30 NH4H2AsO4 + 40 Co(NO3)2*6H2O = 5 Na2Co8(AsO4)6 + 84 NO3 + 36 NH4 + 258 H2O
CuSO4 + NaOH + H2O = CuSO4H2ONaOH =>
CuSO4 + NaOH + H2O = CuSO4H2ONaOH
Cl2(g) + NaBr = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr = 2 NaCl(aq) + Br2(l)
NiNO3 + NaOH = NaNO3 + NiOH =>
NiNO3 + NaOH = NaNO3 + NiOH
Li2CO3 + SrCl2 = LiCl + Sr(CO3) =>
Li2CO3 + SrCl2 = 2 LiCl + Sr(CO3)
C3H8 + Br2 = C3H7Br3 + HBr =>
C3H8 + 2 Br2 = C3H7Br3 + HBr
Cr3CO3 = CO2 + Cr3O =>
Cr3CO3 = CO2 + Cr3O
BaS + Ca(OH)2 = Ba(OH)2 + CaS =>
BaS + Ca(OH)2 = Ba(OH)2 + CaS
H2N4 + O2 = N2 + H2O =>
2 H2N4 + O2 = 4 N2 + 2 H2O
CuSO4Fe = FeSO4Cu =>
CuSO4Fe = FeSO4Cu
Al2(O4)3 + Cr = Al + CrO4 =>
Al2(O4)3 + 3 Cr = 2 Al + 3 CrO4
H3PO4 + Sr = H2 + Sr3PO4 =>
2 H3PO4 + 6 Sr = 3 H2 + 2 Sr3PO4
PAl5 = P + Al =>
PAl5 = P + 5 Al
NH4Cl + H2O = (NH4)OH + H + Cl =>
NH4Cl + H2O = (NH4)OH + H + Cl
CH2OH[CHOH]3COCH2OH + H2 = CH2OH[CHOH]4CH2OH =>
CH2OH[CHOH]3COCH2OH + H2 = CH2OH[CHOH]4CH2OH
MnCl2 + Na2S = MnS + Na2Cl2 =>
MnCl2 + Na2S = MnS + Na2Cl2
C4H8Cl2 + KOH = C4H8(OH)2 + KCl =>
C4H8Cl2 + 2 KOH = C4H8(OH)2 + 2 KCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Sn(NO3)2 + NaI = SnI2 + NaNO3 =>
Sn(NO3)2 + 2 NaI = SnI2 + 2 NaNO3
Cd + I = CdI4 =>
Cd + 4 I = CdI4
Al + Cr = AlCr3 =>
Al + 3 Cr = AlCr3
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
FeCl3 + Al2 = AlCl3 + Fe =>
2 FeCl3 + Al2 = 2 AlCl3 + 2 Fe
CaO + SO2 = CaS + CaSO4 =>
4 CaO + 4 SO2 = CaS + 3 CaSO4
PH3 + O2 = P4O10 + H2O =>
4 PH3 + 8 O2 = P4O10 + 6 H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Cl2 + NaOH = NaCl + NaClO2 + H2O =>
2 Cl2 + 4 NaOH = 3 NaCl + NaClO2 + 2 H2O
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
CaCO3 + NaPO4{-}3 = NaCO3 + CaPO4{-}3 =>
CaCO3 + NaPO4{-}3 = NaCO3 + CaPO4{-}3
H3PO4 + BaCl2 = Ba3(PO4)2 + HCl =>
2 H3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 HCl
MgSO4 + In = Mg + InSO4 =>
MgSO4 + In = Mg + InSO4
SrCl2 + Li2CO3 = LiCl + SrCO3 =>
SrCl2 + Li2CO3 = 2 LiCl + SrCO3
H2SO4 + Na2S2O3 = H2O + Na2SO4 + SO2 =>
3 H2SO4 + Na2S2O3 = 3 H2O + Na2SO4 + 4 SO2
SrCl2 + Li2CO3 = LiCl + SrCO3 =>
SrCl2 + Li2CO3 = 2 LiCl + SrCO3
KOH(s) = K{+}(aq) + OH{-}(aq) =>
KOH(s) = K{+}(aq) + OH{-}(aq)
Cr3CO3 = CO2 + Cr3O =>
Cr3CO3 = CO2 + Cr3O
ZnSO4 + Na2S = Na2SO4 + Zn + S =>
ZnSO4 + Na2S = Na2SO4 + Zn + S
Mg + OH = H2O + MgO =>
Mg + 2 OH = H2O + MgO
AgF + NaCl = AgCl*NaF =>
AgF + NaCl = AgCl*NaF
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr3CO3 = CO2 + Cr3O =>
Cr3CO3 = CO2 + Cr3O
Zn + HF = ZnF2 + H =>
Zn + 2 HF = ZnF2 + 2 H
CH3CH3 + KMnO4 = CH3COOH + KMnO2 + H2 =>
CH3CH3 + KMnO4 = CH3COOH + KMnO2 + H2
Zn + I2 + H2O = Zn(H2O)2I2 =>
Zn + I2 + 2 H2O = Zn(H2O)2I2
NH4Cl + O2 = NH4ClO3 =>
2 NH4Cl + 3 O2 = 2 NH4ClO3
NaS + NaSO3 + HCl = NaCl + S + H2O =>
5 NaS + NaSO3 + 6 HCl = 6 NaCl + 6 S + 3 H2O
KClO2 + KAsO2 + KOH = K3AsO4 + KCl + H2O =>
KClO2 + 2 KAsO2 + 4 KOH = 2 K3AsO4 + KCl + 2 H2O
PbCl2 + Ni = NiCl + Pb =>
PbCl2 + 2 Ni = 2 NiCl + Pb
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