Équations équilibrées la veille |
[Ni(H2O)6]2(ac) + 4 NaOH(ac) = 2 Ni(OH)2(s) + 4 Na + 12 H2O
Al(OH)3 + C2H3CuO2 = C6H9AlO6 + CuOH =>
Al(OH)3 + 3 C2H3CuO2 = C6H9AlO6 + 3 CuOH
NaS + PbC2H3O2 = NaC2H3O2 + PbS =>
NaS + PbC2H3O2 = NaC2H3O2 + PbS
FeCl2(aq) + H2S(g) = FeS(s) + HCl(aq) =>
FeCl2(aq) + H2S(g) = FeS(s) + 2 HCl(aq)
Al + ZnCl2 = AlZn + Cl2 =>
Al + ZnCl2 = AlZn + Cl2
AlCl3 + Ba(OH)2 = AlOH + Ba(Cl3)2 =>
2 AlCl3 + Ba(OH)2 = 2 AlOH + Ba(Cl3)2
H2C2O4*H2O + KMnO4 = CO2 + K2O + MnO3 + H2O =>
H2C2O4*H2O + 2 KMnO4 = 2 CO2 + K2O + 2 MnO3 + 2 H2O
NF3 + SiO2 = SiF3 + O + N =>
NF3 + SiO2 = SiF3 + 2 O + N
Fe(NO3)3 + K2S = KNO3 + Fe2S3 =>
2 Fe(NO3)3 + 3 K2S = 6 KNO3 + Fe2S3
SiF4 + H2O = HF + Si(OH)4 =>
SiF4 + 4 H2O = 4 HF + Si(OH)4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
N2O5H2O = HNO3 =>
N2O5H2O = 2 HNO3
Zn + Cu2NO3 = Zn(NO3)2 + Cu1 =>
Zn + 2 Cu2NO3 = Zn(NO3)2 + 4 Cu1
CrBr3 + Pb(NO3)2 = Cr(NO3)3 + PbBr2 =>
2 CrBr3 + 3 Pb(NO3)2 = 2 Cr(NO3)3 + 3 PbBr2
C2H5OH + Na2Cr2O7 + H2SO4 = HC2H3O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
Cu + NaHS = CuS + Na + H2S =>
Cu + 2 NaHS = CuS + 2 Na + H2S
K2ClO3 + HCl + SnCl2 = SnCl4 + KCl + H2O =>
2 K2ClO3 + 12 HCl + 5 SnCl2 = 5 SnCl4 + 4 KCl + 6 H2O
BrNa + KMnO4 + H2SO4 = Br2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
10 BrNa + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 5 Na2SO4 + K2SO4 + 8 H2O
Fe(ClO4)3 = Fe3 + ClO4 =>
3 Fe(ClO4)3 = Fe3 + 9 ClO4
FeCl3 + KI = FeI3 + KCl =>
FeCl3 + 3 KI = FeI3 + 3 KCl
H3PO4 + LiOH = H2O + Li3(PO4)1 =>
H3PO4 + 3 LiOH = 3 H2O + Li3(PO4)1
C2H6 + I2 + HIO3 = C2H5I + H2O =>
5 C2H6 + 2 I2 + HIO3 = 5 C2H5I + 3 H2O
H2(g) + O2 = H2O =>
2 H2(g) + O2 = 2 H2O
NaNO3(aq) + AgCl(s) + NH4OH(aq) = NH4Cl(aq) + AgNO3(aq) + NaOH(aq) =>
NaNO3(aq) + AgCl(s) + NH4OH(aq) = NH4Cl(aq) + AgNO3(aq) + NaOH(aq)
HgO2H2 + H3AsO4 = Hg3As2O8 + H2O =>
3 HgO2H2 + 2 H3AsO4 = Hg3As2O8 + 6 H2O
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Au2O3 + CH4 = Au + CO + H2O =>
Au2O3 + CH4 = 2 Au + CO + 2 H2O
Cs + H2Cl = CsCl + H2 =>
Cs + H2Cl = CsCl + H2
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
H2TeO4 + Cr2S3 = Cr2(TeO4)3 + H2S =>
3 H2TeO4 + Cr2S3 = Cr2(TeO4)3 + 3 H2S
Cu + Hg{+} = Cu{2+} + Hg =>
Cu + 2 Hg{+} = Cu{2+} + 2 Hg
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
Na + LiI = Li + NaI =>
Na + LiI = Li + NaI
CO2 + AgNO3 = CO2Ag + NO3 =>
CO2 + AgNO3 = CO2Ag + NO3
Ba(NO3)2(aq) + CuSO4 = Ba(SO4)2(aq) + CuNO3 =>
Ba(NO3)2(aq) + 2 CuSO4 = Ba(SO4)2(aq) + 2 CuNO3
Fe + NO3 + H3O = Fe3NO + H2O =>
3 Fe + NO3 + 4 H3O = Fe3NO + 6 H2O
Ni2(s) + HBr(aq) = NiBr + H2 =>
Ni2(s) + 2 HBr(aq) = 2 NiBr + H2
C18H36O2 + H2O2 = CO2 + H2O =>
C18H36O2 + 52 H2O2 = 18 CO2 + 70 H2O
Ca(OH)2 + HNO2 = CaNO2 + H(OH)2 =>
Ca(OH)2 + HNO2 = CaNO2 + H(OH)2
F2 + H2O = HF(H2O)3 + O2 =>
2 F2 + 14 H2O = 4 HF(H2O)3 + O2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
NaOCl + HCl = Cl2 + H2O + NaCl =>
NaOCl + 2 HCl = Cl2 + H2O + NaCl
C2H5OHCO = C2H5COOH =>
C2H5OHCO = C2H5COOH
Al + Ca(IO3)2 = Al2O3 + I2 + Ca =>
4 Al + Ca(IO3)2 = 2 Al2O3 + I2 + Ca
Si + CO2 = CSi + O2 =>
Si + CO2 = CSi + O2
NH4SCN + KI = NH4I + KSCN =>
NH4SCN + KI = NH4I + KSCN
Na(C2H3O2) = NaC2H3O2 =>
Na(C2H3O2) = NaC2H3O2
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