| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
Fe(s) + HBr(aq) = FeBr2(aq) + H2(g) =>
Fe(s) + 2 HBr(aq) = FeBr2(aq) + H2(g)
Pb + HBr = HBrPb =>
Pb + HBr = HBrPb
Na + Al(OH)3 = Na(OH) + Al =>
3 Na + Al(OH)3 = 3 Na(OH) + Al
MnO2 + H2SO4 + C = MnSO4 + H2O + CO2 =>
2 MnO2 + 2 H2SO4 + C = 2 MnSO4 + 2 H2O + CO2
CuSO{4+} + Zn = ZnSO{4+} + Cu =>
CuSO{4+} + Zn = ZnSO{4+} + Cu
Fe(NH4)2(SO4)2 + NaOH = Fe(OH)2 + Na2SO4 + (NH3*H2O) =>
Fe(NH4)2(SO4)2 + 4 NaOH = Fe(OH)2 + 2 Na2SO4 + 2(NH3*H2O)
Pb(NO3)2 + Na(CO3) = Pb(CO3)2 + NaNO3 =>
Pb(NO3)2 + 2 Na(CO3) = Pb(CO3)2 + 2 NaNO3
H3PO4 + Ni(NO3)2 = HNO3 + Ni3(PO4)2 =>
2 H3PO4 + 3 Ni(NO3)2 = 6 HNO3 + Ni3(PO4)2
HClO = H2O + Cl2O =>
2 HClO = H2O + Cl2O
KI + HCl + NaNO3 = I2 + KCl + NO + NaCl + H2O =>
6 KI + 8 HCl + 2 NaNO3 = 3 I2 + 6 KCl + 2 NO + 2 NaCl + 4 H2O
Li + Br2 = Li2Br =>
4 Li + Br2 = 2 Li2Br
Mg(OH)2 + HCO3 = Mg(HCO3)2 + OH =>
Mg(OH)2 + 2 HCO3 = Mg(HCO3)2 + 2 OH
C6H5CH2CH3 + O2 = CO2 + H2O =>
2 C6H5CH2CH3 + 21 O2 = 16 CO2 + 10 H2O
KNO2 + KCr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
7 KNO2 + 2 KCr2O7 + 14 HNO3 = 9 KNO3 + 4 Cr(NO3)3 + 7 H2O
C6H8O7 + NaHCO3 = Na3C6H5O7 + H2CO3 =>
C6H8O7 + 3 NaHCO3 = Na3C6H5O7 + 3 H2CO3
Cr2O7{2}{-} + H2O = Cr{3}{+} + OH + e =>
Cr2O7{2}{-} + 7 H2O = 2 Cr{3}{+} + 14 OH + 4e
Mn2S3 + O2 = MnO2 + SO2 =>
Mn2S3 + 5 O2 = 2 MnO2 + 3 SO2
Sn(NO3)4 + K2SO3 = Sn(SO3)2 + KNO3 =>
Sn(NO3)4 + 2 K2SO3 = Sn(SO3)2 + 4 KNO3
C6H2(CH3)(NO2)3 + O2 = N2 + H2O + CO2 =>
4 C6H2(CH3)(NO2)3 + 21 O2 = 6 N2 + 10 H2O + 28 CO2
SO2 + Ca(OH)2 = CaSO4 + H2 =>
SO2 + Ca(OH)2 = CaSO4 + H2
BaCl2 + Na3PO4 = NaCl + Ba3(PO4)2 =>
3 BaCl2 + 2 Na3PO4 = 6 NaCl + Ba3(PO4)2
NO2 + Zn = ZnO + NO =>
NO2 + Zn = ZnO + NO
LiCl + KOH = LiHO + KCl =>
LiCl + KOH = LiHO + KCl
Sn + Au(NO3)3 = Sn(NO3)4 + Au =>
3 Sn + 4 Au(NO3)3 = 3 Sn(NO3)4 + 4 Au
Na + HClO3 = NaClO3 + H2 =>
2 Na + 2 HClO3 = 2 NaClO3 + H2
NaNO3 + Ca(C2H3O2)2 = Ca(NO3)2 + NaC2H3O2 =>
2 NaNO3 + Ca(C2H3O2)2 = Ca(NO3)2 + 2 NaC2H3O2
Na + Zn2SO4 = Na2SO4 + Zn2 =>
2 Na + Zn2SO4 = Na2SO4 + Zn2
P4 + F2 = P(F3) =>
P4 + 6 F2 = 4 P(F3)
(NH4)3PO4 + Mg(CH3COO)2 = Mg3(PO4)2 + NH4CH3COO =>
2(NH4)3PO4 + 3 Mg(CH3COO)2 = Mg3(PO4)2 + 6 NH4CH3COO
As2O3 + KI + HCl = AsI3 + KCl + H2O =>
As2O3 + 6 KI + 6 HCl = 2 AsI3 + 6 KCl + 3 H2O
Ca(OH)2 + C2H2 + Cl2 = CaCl2 + C2HCl3 + H2O =>
Ca(OH)2 + 2 C2H2 + 4 Cl2 = CaCl2 + 2 C2HCl3 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
B2H6 + HN3 = B(N3)3 + H2 =>
B2H6 + 6 HN3 = 2 B(N3)3 + 6 H2
CaCl2 + H3PO4 = Ca(H2PO4)2 + H + Cl =>
CaCl2 + 2 H3PO4 = Ca(H2PO4)2 + 2 H + 2 Cl
Li + Zn3(PO4)2 = Zn + Li3(PO4)2 =>
3 Li + Zn3(PO4)2 = 3 Zn + Li3(PO4)2
C3H6OH + O2 = CO2 + H2O =>
4 C3H6OH + 17 O2 = 12 CO2 + 14 H2O
(NH4)2SO4 + HgCl2 = NH4Cl + HgSO4 =>
(NH4)2SO4 + HgCl2 = 2 NH4Cl + HgSO4
AlBr3(aq) + Fe(NO3)3(aq) = Al(NO3)3(aq) + FeBr3(s) =>
AlBr3(aq) + Fe(NO3)3(aq) = Al(NO3)3(aq) + FeBr3(s)
HNO3 + Ca(s) = Ca(NO3)2(aq) + H2 =>
2 HNO3 + Ca(s) = Ca(NO3)2(aq) + H2
Hg(SO4)2 + Ba(OH)2 = Ba(SO4)2 + Hg(OH)2 =>
Hg(SO4)2 + Ba(OH)2 = Ba(SO4)2 + Hg(OH)2
P4 + H2O + KOH = PH3 + KH2PO4 =>
2 P4 + 9 H2O + 3 KOH = 5 PH3 + 3 KH2PO4
Sn4 + OH = Sn(OH)4 =>
Sn4 + 16 OH = 4 Sn(OH)4
SO2 + HF = SF4 + H2O =>
SO2 + 4 HF = SF4 + 2 H2O
C4H8Cl2 + O2 = CO2 + H2O + Cl2 =>
C4H8Cl2 + 6 O2 = 4 CO2 + 4 H2O + Cl2
NO2(g) + H2O(g) = O2(g) + NH3(g) =>
4 NO2(g) + 6 H2O(g) = 7 O2(g) + 4 NH3(g)
KBr + H2SO4 = KHSO4 + HBr =>
KBr + H2SO4 = KHSO4 + HBr
Al(CH3COO)3 + NH4OH = Al(OH)3 + NH4CH3COO =>
Al(CH3COO)3 + 3 NH4OH = Al(OH)3 + 3 NH4CH3COO
KMnO4 + HNO3 = KNO3 + Mn(NO3)2 + H2O + O2 =>
4 KMnO4 + 12 HNO3 = 4 KNO3 + 4 Mn(NO3)2 + 6 H2O + 5 O2
NaBr + V(NO3)3 = Na(NO3)3 + BrV =>
NaBr + V(NO3)3 = Na(NO3)3 + BrV
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/19/24
Équations équilibrées sur07/19/23
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