Équations équilibrées la veille |
2 Al + 3 Na2CO3 = 6 Na + Al2(CO3)3
LiNO3 + KF = LiF + KNO3 =>
LiNO3 + KF = LiF + KNO3
Be + NaOH + H2O + O2 = Na2[Be(OH)4] =>
2 Be + 4 NaOH + 2 H2O + O2 = 2 Na2[Be(OH)4]
ZnBr2 + AgNO3 = Zn(NO3)2 + AgBr =>
ZnBr2 + 2 AgNO3 = Zn(NO3)2 + 2 AgBr
As2S3 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As2S3 + 28 HNO3 = 2 H3AsO4 + 3 H2SO4 + 28 NO2 + 8 H2O
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO2 + H2O =>
CuFeS2 + 22 HNO3 = Cu(NO3)2 + Fe(NO3)3 + 2 H2SO4 + 17 NO2 + 9 H2O
AgNO3 + Ag = Ag2O + N2 =>
2 AgNO3 + 10 Ag = 6 Ag2O + N2
H2Po + O2 = PoO2 + H2O =>
2 H2Po + 3 O2 = 2 PoO2 + 2 H2O
Li{+} + PO4{3-} = Li3PO4 =>
3 Li{+} + PO4{3-} = Li3PO4
NH4ClO4 + N2H4 = N2 + HCl + H2O =>
4 NH4ClO4 + 5 N2H4 = 7 N2 + 4 HCl + 16 H2O
Fe + NH4CNS + HNO3 = Fe(CNS)3 + NH4NO3 + H2O =>
8 Fe + 24 NH4CNS + 30 HNO3 = 8 Fe(CNS)3 + 27 NH4NO3 + 9 H2O
HCl + BaO = HClBaO =>
HCl + BaO = HClBaO
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na + Te = NaTe =>
Na + Te = NaTe
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H3PO4 + Na = NaPO4 + H =>
H3PO4 + Na = NaPO4 + 3 H
Na + H2 + SO4 = NaHSO4 =>
2 Na + H2 + 2 SO4 = 2 NaHSO4
NaCl + HIO = HCl + NaI + O =>
NaCl + HIO = HCl + NaI + O
A + HCl = ACl3 + H2 =>
2 A + 6 HCl = 2 ACl3 + 3 H2
MgSO4*10H2O = MgSO4 + H2O =>
MgSO4*10H2O = MgSO4 + 10 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AgNO3 + NaB = NaNO3 + AgB =>
AgNO3 + NaB = NaNO3 + AgB
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Na2O(s) + H2O(i) = NaOH(ac) =>
Na2O(s) + H2O(i) = 2 NaOH(ac)
H + Ga = HGa =>
H + Ga = HGa
Co(NO3)2 + NH4SCN = (NH4)2[Co(SCN)4] + NH4NO3 =>
Co(NO3)2 + 4 NH4SCN = (NH4)2[Co(SCN)4] + 2 NH4NO3
CaCO3 = CaO + CO2 = Q =>
CaCO3 = CaO + CO2
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
HCl + H2SO4 = H3ClSO4 =>
HCl + H2SO4 = H3ClSO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
FeS = Fe + S8 =>
8 FeS = 8 Fe + S8
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Ba(NO3)2(aq) + MgSO4(aq) = BaSO4(aq) + Mg(NO3)2 =>
Ba(NO3)2(aq) + MgSO4(aq) = BaSO4(aq) + Mg(NO3)2
C2H5OH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
P4O4 + O2 = P4O10 =>
P4O4 + 3 O2 = P4O10
SiO + H2O = H2SiO2 =>
SiO + H2O = H2SiO2
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
Al(OH)3 + H2SO4 + NH3 + H2O = Al(SO4)2(NH4)*12H2O =>
Al(OH)3 + 2 H2SO4 + NH3 + 9 H2O = Al(SO4)2(NH4)*12H2O
NH4 + O2 = NO + H2O(aq) =>
2 NH4 + 3 O2 = 2 NO + 4 H2O(aq)
HCl + HC = CH4 + Cl2 =>
6 HCl + 2 HC = 2 CH4 + 3 Cl2
NaMoO4 + C4H6N2 = Mo2C + Na + NH4 + CO2 + N2 =>
32 NaMoO4 + 20 C4H6N2 = 16 Mo2C + 32 Na + 30 NH4 + 64 CO2 + 5 N2
Fe + NaOCl + H2O = Fe(OH)2 + NaCl =>
Fe + NaOCl + H2O = Fe(OH)2 + NaCl
Cu(NO3)2 + HCl = CuCl2 + NO3H =>
Cu(NO3)2 + 2 HCl = CuCl2 + 2 NO3H
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CaCl2 + NaNO3 = Ca(NO3)2 + ClNa =>
CaCl2 + 2 NaNO3 = Ca(NO3)2 + 2 ClNa
MnO2 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
MnO2 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O
LiH + H2O = Li(OH) + H2 =>
LiH + H2O = Li(OH) + H2
Mg3 + HNO3 = Mg(NO3)2 + H2 =>
Mg3 + 6 HNO3 = 3 Mg(NO3)2 + 3 H2
Al(NO3)3 + NaOH = Al(OH)2NO3 + NaNO3 =>
Al(NO3)3 + 2 NaOH = Al(OH)2NO3 + 2 NaNO3
FeCl3 + NaC2H3O2 + C5H8O2 = Fe(C5H7O2)3 + NaCl + HC2H3O2 =>
FeCl3 + 3 NaC2H3O2 + 3 C5H8O2 = Fe(C5H7O2)3 + 3 NaCl + 3 HC2H3O2
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