| Équations équilibrées la veille |
8 NH3 + 3 Br2 = N2 + 6 NH4Br
K + N2 = K3N =>
6 K + N2 = 2 K3N
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaNO3(aq)
S + O2 = SO2 =>
S + O2 = SO2
Na + CuCl2 = NaCl + Cu =>
2 Na + CuCl2 = 2 NaCl + Cu
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CuSO4 + NaOH + NaCl = Cu2Cl(OH)3 + Na2SO4 =>
2 CuSO4 + 3 NaOH + NaCl = Cu2Cl(OH)3 + 2 Na2SO4
HCl + MnCl2 + NaBiO3 = NaMnO4 + BiCl3 + NaCl + H2O =>
14 HCl + 2 MnCl2 + 5 NaBiO3 = 2 NaMnO4 + 5 BiCl3 + 3 NaCl + 7 H2O
C6H4(CO)2O + O2 = CO2 + H2O =>
2 C6H4(CO)2O + 15 O2 = 16 CO2 + 4 H2O
Zn(NO3)2 + H3PO4 = Zn3(PO4)2 + HNO3 =>
3 Zn(NO3)2 + 2 H3PO4 = Zn3(PO4)2 + 6 HNO3
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
HBrO3 + AgOH = AgBrO3 + H2O =>
HBrO3 + AgOH = AgBrO3 + H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
ZnCl2 + Br2 = ZnBr2 + Cl2 =>
ZnCl2 + Br2 = ZnBr2 + Cl2
Cr(s) + CoCl2(aq) = CrCl3(aq) + Co(s) =>
2 Cr(s) + 3 CoCl2(aq) = 2 CrCl3(aq) + 3 Co(s)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KOH + FeCl2 = Fe(OH)2 + KCl =>
2 KOH + FeCl2 = Fe(OH)2 + 2 KCl
HIO3 + Fe(OH)3 = Fe(IO3)3 + H2O =>
3 HIO3 + Fe(OH)3 = Fe(IO3)3 + 3 H2O
NH4 + AgCl = Ag(NH4) + Cl =>
NH4 + AgCl = Ag(NH4) + Cl
NaHCO3 + HCl(aq) = NaCl(s) + H2O(l) + CO2(g) =>
NaHCO3 + HCl(aq) = NaCl(s) + H2O(l) + CO2(g)
Fe{2+} + MnO4{-} + H2O = Fe{3+} + MnO2 + OH{-} =>
3 Fe{2+} + MnO4{-} + 2 H2O = 3 Fe{3+} + MnO2 + 4 OH{-}
Na2O + SeO3 = Na2(SeO4) =>
Na2O + SeO3 = Na2(SeO4)
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Pt + H2S = PtS2 + H2 =>
Pt + 2 H2S = PtS2 + 2 H2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
HNO3 + C5H5N = HC5H5N + NO3 =>
HNO3 + C5H5N = HC5H5N + NO3
CaBr2 = Br + Ca =>
CaBr2 = 2 Br + Ca
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
KNO3 + HCl = HNO3 + KCl =>
KNO3 + HCl = HNO3 + KCl
KOH + FeCl2 = Fe(OH)2 + KCl =>
2 KOH + FeCl2 = Fe(OH)2 + 2 KCl
Br + KF = BrF + K =>
Br + KF = BrF + K
P + NH4ClO4 = H3PO4 + N2 + Cl2 + H2O =>
8 P + 10 NH4ClO4 = 8 H3PO4 + 5 N2 + 5 Cl2 + 8 H2O
CH3CH2OH + HCN = CH3CH2CN + H2O =>
CH3CH2OH + HCN = CH3CH2CN + H2O
C6H10 + O3 = CO2 + H2O =>
3 C6H10 + 17 O3 = 18 CO2 + 15 H2O
Na(OH) + CaBr2 = Ca(OH)2 + NaBr =>
2 Na(OH) + CaBr2 = Ca(OH)2 + 2 NaBr
HClO3 + C2O4H2 = HCl + CO2 + H2O =>
HClO3 + 3 C2O4H2 = HCl + 6 CO2 + 3 H2O
HCl + NaHCO3 = H2CO3 + NaCl = H2O + CO2 =>
HCl + NaHCO3 = H2CO3 + NaCl
Cr(OH)2 + H2SO4 = Cr(SO4) + H2O =>
Cr(OH)2 + H2SO4 = Cr(SO4) + 2 H2O
Ca(OH)2 + K2CO3 = CaCO3 + K2(OH)2 =>
Ca(OH)2 + K2CO3 = CaCO3 + K2(OH)2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaClO + Na2SO3 = NaCl + Na2SO4 =>
NaClO + Na2SO3 = NaCl + Na2SO4
HBr + Ba(OH)2(s) = H2O + BaBr2 =>
2 HBr + Ba(OH)2(s) = 2 H2O + BaBr2
NaClO + I2 = NaI + ClO =>
2 NaClO + I2 = 2 NaI + 2 ClO
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg3N2 + H2O(l) = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O(l) = 3 Mg(OH)2 + 2 NH3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
(NH4)2 + CrO2 = Cr2O3 + N2 + H2O =>
(NH4)2 + 8 CrO2 = 4 Cr2O3 + N2 + 4 H2O
K2Cr2O7 + HCl + Na2S = S + CrCl3 + NaCl + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 Na2S = 3 S + 2 CrCl3 + 6 NaCl + 2 KCl + 7 H2O
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Équations équilibrées sur02/02/25
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