| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 CaCO3 = 3 Ca + Al2(CO3)3
Fe2 + O3 = Fe2O3 =>
Fe2 + O3 = Fe2O3
BaO + Cr2O3 = BaCr2O4 =>
BaO + Cr2O3 = BaCr2O4
HCO2H + H2O = HCO2{-} + H3O{+} =>
HCO2H + H2O = HCO2{-} + H3O{+}
Na2CO3(aq) + HC2H3O2(aq) = NaC2H3O2 + CO2 + H2O =>
Na2CO3(aq) + 2 HC2H3O2(aq) = 2 NaC2H3O2 + CO2 + H2O
Al2(CO3)3 + HCl = AlCl3 + H2CO3 =>
Al2(CO3)3 + 6 HCl = 2 AlCl3 + 3 H2CO3
BeSO4 + Na2CO3 + H2O = Be2(OH)2CO3 + CO2 + Na2SO4 =>
2 BeSO4 + 2 Na2CO3 + H2O = Be2(OH)2CO3 + CO2 + 2 Na2SO4
K2Cr2O7 + NaCl + H2SO4 = CrCl3 + Na2SO4 + K2SO4 + Cl2 + H2O =>
K2Cr2O7 + 12 NaCl + 7 H2SO4 = 2 CrCl3 + 6 Na2SO4 + K2SO4 + 3 Cl2 + 7 H2O
Ba(O3)2 + H2O = Ba(OH)2 + O2 =>
2 Ba(O3)2 + 2 H2O = 2 Ba(OH)2 + 5 O2
Ag(NO3)2 + Na2S = Ag2S + Na(NO3)2 =>
2 Ag(NO3)2 + Na2S = Ag2S + 2 Na(NO3)2
C3H8O3 + Cr2O7{2-} + H{+} = CO2 + Cr{3+} + H2O =>
3 C3H8O3 + 7 Cr2O7{2-} + 56 H{+} = 9 CO2 + 14 Cr{3+} + 40 H2O
Fe2(SO4)3 + NaCl = Na2SO4 + FeCl3 =>
Fe2(SO4)3 + 6 NaCl = 3 Na2SO4 + 2 FeCl3
ZnBr2 + H2O = ZnO + HBr =>
ZnBr2 + H2O = ZnO + 2 HBr
Na2WO4 + HCl = WO3 + NaCl + H2O =>
Na2WO4 + 2 HCl = WO3 + 2 NaCl + H2O
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH4OH =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH4OH
NiSO4 + NH3 = NiNH3 + SO4 =>
NiSO4 + NH3 = NiNH3 + SO4
AgNO3 + NaBH4 = AgBH4 + NaNO3 =>
AgNO3 + NaBH4 = AgBH4 + NaNO3
CaSO4 + NaNO3 = Ca(NO3)2 + Na2SO4 =>
CaSO4 + 2 NaNO3 = Ca(NO3)2 + Na2SO4
Fe + NO2 = Fe2O3 + N2 =>
8 Fe + 6 NO2 = 4 Fe2O3 + 3 N2
HCl(aq) + Zn(OH)2 = ZnCl2(aq) + H2O(l) =>
2 HCl(aq) + Zn(OH)2 = ZnCl2(aq) + 2 H2O(l)
Na(OH) + CH3COOH = Na(CH3COO) + H2O =>
Na(OH) + CH3COOH = Na(CH3COO) + H2O
NH4OH(aq) = NH3(aq) + H2O(l) =>
NH4OH(aq) = NH3(aq) + H2O(l)
NaI + H2O = NaOH + H + I =>
NaI + H2O = NaOH + H + I
Na + O3 = Na2O =>
6 Na + O3 = 3 Na2O
H + P = H3P =>
3 H + P = H3P
NaOH + SIO2 = Na2SIO3 + H2O =>
2 NaOH + SIO2 = Na2SIO3 + H2O
CuCl2 + HNO3 = Cu(NO3)2 + NOCl + Cl2 + H2O =>
3 CuCl2 + 8 HNO3 = 3 Cu(NO3)2 + 2 NOCl + 2 Cl2 + 4 H2O
KMnO4 + H2SO4 + NaHSO3 = MnSO4 + K2SO4 + NaHSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaHSO3 = 2 MnSO4 + K2SO4 + 5 NaHSO4 + 3 H2O
Al2(SO3)3 + H2SO4 = Al2(SO4)3 + H2SO3 =>
Al2(SO3)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2SO3
Li2O + F2 = LiF + O2 =>
2 Li2O + 2 F2 = 4 LiF + O2
FeCO3 + H2S = FeS + H2CO3 =>
FeCO3 + H2S = FeS + H2CO3
K + Cr + O = KCrO =>
K + Cr + O = KCrO
HCl(s) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(s) + NaOH(aq) = NaCl(aq) + H2O(l)
F + Ar = ArF3 =>
3 F + Ar = ArF3
KAlSi3O8 + H2O = Al2Si2O5(OH)4 + SiO2 + K(OH) =>
2 KAlSi3O8 + 3 H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K(OH)
Zn + KMnO4 + KOH = K2ZnO2 + MnO2 + H2O =>
3 Zn + 2 KMnO4 + 4 KOH = 3 K2ZnO2 + 2 MnO2 + 2 H2O
Cl2 + MnI3 = MnCl3 + I =>
3 Cl2 + 2 MnI3 = 2 MnCl3 + 6 I
ZnS + O2(g) = ZnO + SO2 =>
2 ZnS + 3 O2(g) = 2 ZnO + 2 SO2
Ca(OH)2 + NaOH = CaNa + OH =>
Ca(OH)2 + NaOH = CaNa + 3 OH
Al + HNO3 + H2O = Al2O3 + NH4NO3 =>
8 Al + 6 HNO3 + 3 H2O = 4 Al2O3 + 3 NH4NO3
H3PO2 + Ca(OH)2 = H2O + Ca(H2PO2)2 =>
2 H3PO2 + Ca(OH)2 = 2 H2O + Ca(H2PO2)2
H2O + CH2O = CH3OH + CO2 =>
H2O + 3 CH2O = 2 CH3OH + CO2
HS + O = SO + HO =>
HS + 2 O = SO + HO
H2SO3 + HNO3 = H2SO4 + NO + H2O =>
3 H2SO3 + 2 HNO3 = 3 H2SO4 + 2 NO + H2O
CuSO4 + Cl = ClSO4 + Cu =>
CuSO4 + Cl = ClSO4 + Cu
C6H5OH + Br2 = C6H5OBr + HBr =>
C6H5OH + Br2 = C6H5OBr + HBr
PCl5 + KOH = KH2PO4 + KCl + H2O =>
PCl5 + 6 KOH = KH2PO4 + 5 KCl + 2 H2O
NaO3 = NaO2 + O2 =>
2 NaO3 = 2 NaO2 + O2
Rb + HNO3 = RbNO3 + NH4NO3 + H2O =>
8 Rb + 10 HNO3 = 8 RbNO3 + NH4NO3 + 3 H2O
Ag(NH3) + HNO3 = Ag(NO3) + NH4 =>
Ag(NH3) + HNO3 = Ag(NO3) + NH4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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