| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 CrCl2 + O2 + 4 HCl2 = 8 CrCl3 + 2 H2O
ZnS + H = Zn + HS =>
ZnS + H = Zn + HS
Sb2O5 + H = Sb2O3 + H2O =>
Sb2O5 + 4 H = Sb2O3 + 2 H2O
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Fe3 + H2O = H2 + Fe2O3 =>
2 Fe3 + 9 H2O = 9 H2 + 3 Fe2O3
PO2 + H2O = H2PO3 =>
PO2 + H2O = H2PO3
NaAsO2 + NH4OH = NaOH + NH4AsO2 =>
NaAsO2 + NH4OH = NaOH + NH4AsO2
CuSO4 + NaHCO3 = CuCO3 + NaHSO4 =>
CuSO4 + NaHCO3 = CuCO3 + NaHSO4
K2SO4(aq) + Ba(NO3)2(aq) = BaSO4(s) + KNO3(aq) =>
K2SO4(aq) + Ba(NO3)2(aq) = BaSO4(s) + 2 KNO3(aq)
MgCO3(aq) = MgO(s) + CO2(g) =>
MgCO3(aq) = MgO(s) + CO2(g)
CH3NH2 = CH3 + NH2 =>
CH3NH2 = CH3 + NH2
HCIO3 + H2S = H2SO4 + HCI =>
4 HCIO3 + 3 H2S = 3 H2SO4 + 4 HCI
KOH + Na2Cr2O7 + HCl = K2Cr2O7 + H2O + NaCl =>
2 KOH + Na2Cr2O7 + 2 HCl = K2Cr2O7 + 2 H2O + 2 NaCl
Hf3N4 = Hf + N2 =>
Hf3N4 = 3 Hf + 2 N2
Pt(HCO3)4 = Pt(CO3)2 + H2O + CO2 =>
Pt(HCO3)4 = Pt(CO3)2 + 2 H2O + 2 CO2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
H2SO4{-2} + NaOH = Na2SO4{-2} + H2O =>
H2SO4{-2} + 2 NaOH = Na2SO4{-2} + 2 H2O
NaC2O4 + CaCl2 = CaC2O4 + NaCl2 =>
NaC2O4 + CaCl2 = CaC2O4 + NaCl2
CrO3 + Cl2 = CrCl3 + O2 =>
2 CrO3 + 3 Cl2 = 2 CrCl3 + 3 O2
Zn(CH3COO)2 + NH4OH = Zn(OH)2 + NH4CH3COO =>
Zn(CH3COO)2 + 2 NH4OH = Zn(OH)2 + 2 NH4CH3COO
MgCl2 + (NH4)(NO3) = Mg(NO3)2 + (NH4)Cl =>
MgCl2 + 2(NH4)(NO3) = Mg(NO3)2 + 2(NH4)Cl
SO3 + Fe(OH)2 = Fe(SO4) + H2O =>
SO3 + Fe(OH)2 = Fe(SO4) + H2O
Ca2 + HNO3 = CaNO3 + H2 =>
Ca2 + 2 HNO3 = 2 CaNO3 + H2
Mg3N2 + NaOH = Na3N + Mg(OH)2 =>
Mg3N2 + 6 NaOH = 2 Na3N + 3 Mg(OH)2
BaCl2 + Al2(SO4)3 = Ba(SO4)3 + Al + Cl =>
BaCl2 + Al2(SO4)3 = Ba(SO4)3 + 2 Al + 2 Cl
SO2 + Fe(OH)3 = Fe2(SO4)3 + H2 =>
3 SO2 + 2 Fe(OH)3 = Fe2(SO4)3 + 3 H2
CuS + HNO3 = CuSO4 + NO2 + H2 =>
CuS + 4 HNO3 = CuSO4 + 4 NO2 + 2 H2
NaBr + AgNO3 = AgBr + Na + NO3 =>
NaBr + AgNO3 = AgBr + Na + NO3
Al3 + Cu2I = Al3I + Cu =>
Al3 + Cu2I = Al3I + 2 Cu
NaOH + NH4SO4 = H2O + NH3 + NaSO4 =>
NaOH + NH4SO4 = H2O + NH3 + NaSO4
Nh3 + Br2 = Nh4Br =>
8 Nh3 + 3 Br2 = 6 Nh4Br
BaS + O2 = BaO + SO2 =>
2 BaS + 3 O2 = 2 BaO + 2 SO2
C12 + O2 = C12O7 =>
2 C12 + 7 O2 = 2 C12O7
Co(NO3)3 + Pb = Pb(NO3)2 + Co =>
2 Co(NO3)3 + 3 Pb = 3 Pb(NO3)2 + 2 Co
Ni(OH)2 + Br2 + NaOH = NiO(OH) + NaBr + H2O =>
2 Ni(OH)2 + Br2 + 2 NaOH = 2 NiO(OH) + 2 NaBr + 2 H2O
NaHCO3 + C6H8O7 = CO2 + H2O + NaC6H5O7 =>
9 NaHCO3 + 8 C6H8O7 = 3 CO2 + 14 H2O + 9 NaC6H5O7
Fe(s) + CuSO4(aq) = FeSO4 + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4 + Cu(s)
Mn2(SO4)3 + KOH = K2SO4 + Mn(OH)3 =>
Mn2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Mn(OH)3
C6H5MgBr + C6H5CO2CH3 = (C6H5)3COMgBr + CH3OMgBr =>
2 C6H5MgBr + C6H5CO2CH3 = (C6H5)3COMgBr + CH3OMgBr
ZnNaOH = ZnOHNa =>
ZnNaOH = ZnOHNa
CuS + NaMnO4 + H2SO4 = CuSO4 + Na2SO3 + MnSO4 + H2O =>
3 CuS + 4 NaMnO4 + 6 H2SO4 = 3 CuSO4 + 2 Na2SO3 + 4 MnSO4 + 6 H2O
SnSO4 + NaOH = Sn(OH)2 + Na2SO4 =>
SnSO4 + 2 NaOH = Sn(OH)2 + Na2SO4
CI + LiI = LiCI + I =>
CI + LiI = LiCI + I
KCl + HI = KI + HCl =>
KCl + HI = KI + HCl
KOH + Br2 + Fe(OH)3 = K2FeO4 + KBr + H2O =>
10 KOH + 3 Br2 + 2 Fe(OH)3 = 2 K2FeO4 + 6 KBr + 8 H2O
Ba(OH)2 + H2(SO4) = BaSO4 + H2O =>
Ba(OH)2 + H2(SO4) = BaSO4 + 2 H2O
C8H10 + KMnO4 = C7H5O2K + K2CO3 + MnO2 + H2O =>
3 C8H10 + 22 KMnO4 = 2 C7H5O2K + 10 K2CO3 + 22 MnO2 + 10 H2O
C + Mg = MgC2 =>
2 C + Mg = MgC2
ClO3 + C12H22O11 = Cl + CO2 + H2O =>
8 ClO3 + C12H22O11 = 8 Cl + 12 CO2 + 11 H2O
SO2 + CsOH = Cs2SO3 + H2O =>
SO2 + 2 CsOH = Cs2SO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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