Équations équilibrées la veille |
(NH4)2Cr2O7(s) = Cr2O3 + N2 + 4 H2O
NaAlSi3O8 + H2SO4 = Na2SO4 + Al2(SO4)3 + SiO2 + H2O =>
2 NaAlSi3O8 + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 6 SiO2 + 4 H2O
CH3(CH2)2 + O2 = CO2 + H2O =>
4 CH3(CH2)2 + 19 O2 = 12 CO2 + 14 H2O
C17H33COONaH2SO4 = C17H33COOHNaHSO4 =>
C17H33COONaH2SO4 = C17H33COOHNaHSO4
Bi2(SO4)3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2(SO4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4
KClO4 + C2H5OH = KCl + CO2 + H2O =>
3 KClO4 + 2 C2H5OH = 3 KCl + 4 CO2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NbO + NaOH = NbOH + NaO =>
NbO + NaOH = NbOH + NaO
C2H6I2 = C2H5IHI =>
C2H6I2 = C2H5IHI
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C6H5OHNa2CO3 = C6H5CO3Na2OH =>
C6H5OHNa2CO3 = C6H5CO3Na2OH
CuO + O = Cu2O5 =>
2 CuO + 3 O = Cu2O5
C13H18O2 + NaOH = C13H17O2Na + H2O =>
C13H18O2 + NaOH = C13H17O2Na + H2O
Pb + NO3H + BrH = PbBr4 + NO + H2O =>
3 Pb + 4 NO3H + 12 BrH = 3 PbBr4 + 4 NO + 8 H2O
Na2C2O4 + Ca(IO3)2 = CaC2O4 + NaIO3 =>
Na2C2O4 + Ca(IO3)2 = CaC2O4 + 2 NaIO3
H2O(l) + CN{-}(aq) + MnO4{-}(aq) = CNO{-}(aq) + MnO2(s) + OH{-}(aq) =>
H2O(l) + 3 CN{-}(aq) + 2 MnO4{-}(aq) = 3 CNO{-}(aq) + 2 MnO2(s) + 2 OH{-}(aq)
Cl12 + NaOH = NaClO3 + NaCl + H2O =>
Cl12 + 12 NaOH = 2 NaClO3 + 10 NaCl + 6 H2O
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Na2CO3 + Pb(CH3CO2)2 = NaCH3CO2 + PbCO3 =>
Na2CO3 + Pb(CH3CO2)2 = 2 NaCH3CO2 + PbCO3
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
KI + Br2 + CH3Cl = KBrCl + ICH2 + HBr =>
KI + Br2 + CH3Cl = KBrCl + ICH2 + HBr
SrN6 + P3N5 + Li7PN4 = SrLi4P6N12 + N2 =>
21 SrN6 + 38 P3N5 + 12 Li7PN4 = 21 SrLi4P6N12 + 56 N2
Zn3(PO4)2 + Pb(OH)2 = Zn(OH)2 + Pb3(PO4)2 =>
Zn3(PO4)2 + 3 Pb(OH)2 = 3 Zn(OH)2 + Pb3(PO4)2
Li2S = Li2 + S =>
Li2S = Li2 + S
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
HCl2 = H2 + Cl2 =>
2 HCl2 = H2 + 2 Cl2
I + H2O = IH2O =>
I + H2O = IH2O
N2O5 + SO2 = SO3 + NO =>
N2O5 + 3 SO2 = 3 SO3 + 2 NO
HClO4 = Cl2O7 + H2O =>
2 HClO4 = Cl2O7 + H2O
Ca(OH)2 + K2CO3 = CaCO3 + K2(OH)2 =>
Ca(OH)2 + K2CO3 = CaCO3 + K2(OH)2
NaBrO + S + NaOH = Na2SO4 + NaBr + H2O =>
3 NaBrO + S + 2 NaOH = Na2SO4 + 3 NaBr + H2O
Na(OH) + H(C2H3O2) = H(OH) + Na(C2H3O2) =>
Na(OH) + H(C2H3O2) = H(OH) + Na(C2H3O2)
MgH = H + Mg =>
MgH = H + Mg
Fe + Mn(NO3)2 = Mn + Fe(NO3)2 =>
Fe + Mn(NO3)2 = Mn + Fe(NO3)2
PH3 + HNO3 = H3PO4 + N0 + H2O =>
5 PH3 + 8 HNO3 = 5 H3PO4 + 8 N0 + 4 H2O
H3 + NaOH = Na + H2O =>
H3 + 3 NaOH = 3 Na + 3 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C5H10 + Cl2 = C5H9Cl + HCl =>
C5H10 + Cl2 = C5H9Cl + HCl
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
Pb + Ca(OH)2 = Pb(OH)2 + Ca =>
Pb + Ca(OH)2 = Pb(OH)2 + Ca
PbCl4 + Br2 = PbBr4 + Cl2 =>
PbCl4 + 2 Br2 = PbBr4 + 2 Cl2
Na2O + CuCl = NaCl + Cu2O =>
Na2O + 2 CuCl = 2 NaCl + Cu2O
Zn(s) + HCl(ag) = ZnCl2(ag) + H2(g) =>
Zn(s) + 2 HCl(ag) = ZnCl2(ag) + H2(g)
SnHg(NO3)2 = Sn(NO3)2Hg =>
SnHg(NO3)2 = Sn(NO3)2Hg
Ca + CuBr2 = Cu + CaBr2 =>
Ca + CuBr2 = Cu + CaBr2
Na2CO3 + AgNO3 = NaNO3 + Ag + CO3 =>
Na2CO3 + 2 AgNO3 = 2 NaNO3 + 2 Ag + CO3
Cu(NO3)2 + NiBr2 = CuBr2 + Ni(NO3)2 =>
Cu(NO3)2 + NiBr2 = CuBr2 + Ni(NO3)2
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