| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 H2SO4 + 5 CS2 = 3((HO)2S)4C + 2 CO2 + 10 SO2
S + H{+} + NO3{-} = SO{2}{-2} + NO + H2O =>
3 S + 10 H{+} + 4 NO3{-} = 3 SO{2}{-2} + 4 NO + 5 H2O
NaBH4 + H2SO4 = B2H6(g) + H2 + Na2SO4 =>
2 NaBH4 + H2SO4 = B2H6(g) + 2 H2 + Na2SO4
CrCl3 + Na2HPO4 = NaCl + CrPO4 + NaH2PO4 =>
CrCl3 + 2 Na2HPO4 = 3 NaCl + CrPO4 + NaH2PO4
H2Te + K(OH) = KHTe + H2O =>
H2Te + K(OH) = KHTe + H2O
KI + C6H6 = HI + C6H5K =>
KI + C6H6 = HI + C6H5K
NH3 + CH3Br = NH2CH3 + HBr =>
NH3 + CH3Br = NH2CH3 + HBr
CH3CH2CH2OH + Cu(OH)2 = CH2O + Cu2O + H2O =>
CH3CH2CH2OH + 6 Cu(OH)2 = 3 CH2O + 3 Cu2O + 7 H2O
BaCl2 + NH4 + S = NH4Cl + BaS =>
BaCl2 + 2 NH4 + S = 2 NH4Cl + BaS
H3(PO4) + Ca = Ca3(PO4) + H2 =>
2 H3(PO4) + 6 Ca = 2 Ca3(PO4) + 3 H2
FeCl3 + NH4H2 = Fe(H2)3 + NH4Cl =>
FeCl3 + 3 NH4H2 = Fe(H2)3 + 3 NH4Cl
H2O2 + Ni(NO3)2 = NiO2 + HNO3 =>
H2O2 + Ni(NO3)2 = NiO2 + 2 HNO3
Zn + NO3{-} + H2O = NH3 + Zn(OH)4{-2} + H{+} =>
4 Zn + NO3{-} + 13 H2O = NH3 + 4 Zn(OH)4{-2} + 7 H{+}
Mg2(SO3)2 + Na3PO4 = Mg3(PO4)2 + Na2SO3 =>
3 Mg2(SO3)2 + 4 Na3PO4 = 2 Mg3(PO4)2 + 6 Na2SO3
Al{-} + Cu{2,+} = Al{3+} + Cu =>
Al{-} + 2 Cu{2,+} = Al{3+} + 2 Cu
C8H8 + O3 = CO2 + H2O =>
3 C8H8 + 20 O3 = 24 CO2 + 12 H2O
Na2CO3 + CO(NH2)2 = NaCNO + CO2 + NH3 =>
Na2CO3 + 3 CO(NH2)2 = 2 NaCNO + 2 CO2 + 4 NH3
NaOH + Be = Be(OH)2 + Na =>
2 NaOH + Be = Be(OH)2 + 2 Na
HClO3 + HNO3 + Ca(OH)2 = Ca(ClO3)(NO3) + H2O =>
HClO3 + HNO3 + Ca(OH)2 = Ca(ClO3)(NO3) + 2 H2O
C2Cl4H2 + HF = C2Cl3FH2 + HCl =>
C2Cl4H2 + HF = C2Cl3FH2 + HCl
AuCl5 + F2 = FCl + Au =>
2 AuCl5 + 5 F2 = 10 FCl + 2 Au
HNO2(aq) + Ba(OH)2(aq) = Ba(NO2)2(aq) + H2O(l) =>
2 HNO2(aq) + Ba(OH)2(aq) = Ba(NO2)2(aq) + 2 H2O(l)
Ba(NO3)2 + Al2(SO4)3 = Ba(SO4)3 + Al2(NO3)2 =>
Ba(NO3)2 + Al2(SO4)3 = Ba(SO4)3 + Al2(NO3)2
Na2(CO3) + FeCl3 = Na2Cl3 + Fe(CO3) =>
Na2(CO3) + FeCl3 = Na2Cl3 + Fe(CO3)
H2SO4 + Na2CrO4 = Na2Cr2O7 + H2O + Na2SO4 =>
H2SO4 + 2 Na2CrO4 = Na2Cr2O7 + H2O + Na2SO4
KY + Mg(NO3)2 = KNO3 + MgY2 =>
2 KY + Mg(NO3)2 = 2 KNO3 + MgY2
Cl2(g) + CH4(g) = CCl4(l) + HCl(g) =>
4 Cl2(g) + CH4(g) = CCl4(l) + 4 HCl(g)
(Na2Cr2O7) + HCl = Cl2 + CrCl3 + NaCl + H2O =>
(Na2Cr2O7) + 14 HCl = 3 Cl2 + 2 CrCl3 + 2 NaCl + 7 H2O
Fe3 + K3[Fe(CN)6] = Fe[Fe(CN)6]3 + K =>
Fe3 + 9 K3[Fe(CN)6] = 3 Fe[Fe(CN)6]3 + 27 K
CaCO3 + CO2 + H2O = Ca{2+} + HCO3{-} =>
CaCO3 + CO2 + H2O = Ca{2+} + 2 HCO3{-}
Ga2Br3 + Cl2 = GaCl3 + Br2 =>
2 Ga2Br3 + 6 Cl2 = 4 GaCl3 + 3 Br2
Pb(NO3)2(aq) + NH4OH(aq) = NH4NO3 + Pb(OH)2 =>
Pb(NO3)2(aq) + 2 NH4OH(aq) = 2 NH4NO3 + Pb(OH)2
Cr6 + O2 = CrO3 =>
Cr6 + 9 O2 = 6 CrO3
C17H33COOHNaOH = C17H33COONaH2O =>
C17H33COOHNaOH = C17H33COONaH2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
Sr + PO4 = Sr(PO4)2 =>
Sr + 2 PO4 = Sr(PO4)2
P + I = PI3 =>
P + 3 I = PI3
potassiumphosphate + magnesiumchloride = magnesiumphosphate + potassiumchloride =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
Co + H2SO4 = CoSO4 + H2 =>
Co + H2SO4 = CoSO4 + H2
FeSO4 + H2SO4 = Fe2(SO4)3 + H2 =>
2 FeSO4 + H2SO4 = Fe2(SO4)3 + H2
K2Cr2O7 + H2SO4 + C2H5OH = KCr(SO4)2 + C2H4O + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH = 2 KCr(SO4)2 + 3 C2H4O + 7 H2O
Na(s) + FeCl2(aq) = Fe + NaCl =>
2 Na(s) + FeCl2(aq) = Fe + 2 NaCl
GaBr3 + Mg(CO3)3 = Ga(CO3)3 + MgBr3 =>
GaBr3 + Mg(CO3)3 = Ga(CO3)3 + MgBr3
KMnO4 + FeO = K2O + MnO + Fe2O3 =>
2 KMnO4 + 10 FeO = K2O + 2 MnO + 5 Fe2O3
HCN + Zn(OH)2 = Zn(CN)2 + HOH =>
2 HCN + Zn(OH)2 = Zn(CN)2 + 2 HOH
B2O3 + NaOH = B(OH)3 + Na2O =>
B2O3 + 6 NaOH = 2 B(OH)3 + 3 Na2O
CaO + MgO = CaMgO2 =>
CaO + MgO = CaMgO2
CrBr3 + KOH = K3(Cr(OH)6) + KBr =>
CrBr3 + 6 KOH = K3(Cr(OH)6) + 3 KBr
Al2O3 + K2CO3 = Al2(CO3)3 + K2O =>
Al2O3 + 3 K2CO3 = Al2(CO3)3 + 3 K2O
HF(aq) + SiO2(s) = SiF4(aq) + H2O(l) =>
4 HF(aq) + SiO2(s) = SiF4(aq) + 2 H2O(l)
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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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