| Équations équilibrées la veille |
Ni + NH3 = Ni(NH3)
CH3COOH + CaO = (CH3COO)2Ca + H2O =>
2 CH3COOH + CaO = (CH3COO)2Ca + H2O
NaCl + (NH4)2SO4 = Na2SO4 + ClNH4 =>
2 NaCl + (NH4)2SO4 = Na2SO4 + 2 ClNH4
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C10H15NO + MnO4{-} + H{+} = C10H13NO + Mn2{+} + H2O =>
13 C10H15NO + 4 MnO4{-} + 6 H{+} = 13 C10H13NO + 2 Mn2{+} + 16 H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
SF4 + KOH = KF + K2SO3 + H2O =>
SF4 + 6 KOH = 4 KF + K2SO3 + 3 H2O
SO3 + H2O = S + H2O4 =>
SO3 + H2O = S + H2O4
NH4NO3(s) = N2O + H2O(g) =>
NH4NO3(s) = N2O + 2 H2O(g)
Cd + Cu{+} = Cd{2+} + Cu =>
Cd + 2 Cu{+} = Cd{2+} + 2 Cu
O3 = O2 =>
2 O3 = 3 O2
Ag + Fe(NO3)3 = AgNO3 + Fe =>
3 Ag + Fe(NO3)3 = 3 AgNO3 + Fe
K4[Zn(OH)6] + HCl = KCl + ZnCl2 + H2O =>
K4[Zn(OH)6] + 6 HCl = 4 KCl + ZnCl2 + 6 H2O
Al4C3 = Al + C3 =>
Al4C3 = 4 Al + C3
CuNO3 + Na(OH) = Cu(OH) + Na(NO3) =>
CuNO3 + Na(OH) = Cu(OH) + Na(NO3)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KMnO4 + K2S + H2O = MnO + S + KOH =>
2 KMnO4 + 5 K2S + 6 H2O = 2 MnO + 5 S + 12 KOH
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
K + H{2}O = KH{2}O =>
K + H{2}O = KH{2}O
CuS + NaH = CuH + NaS =>
CuS + NaH = CuH + NaS
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Cu(OH)2 + SiO2 = Cu2SiO4 + H2O =>
2 Cu(OH)2 + SiO2 = Cu2SiO4 + 2 H2O
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O
Co(NH3)6Cl2 + KCN + H2O = NH3 + NH4Cl + K2Co(CN)3 + KCNO + KCl =>
2 Co(NH3)6Cl2 + 7 KCN + H2O = 10 NH3 + 2 NH4Cl + 2 K2Co(CN)3 + KCNO + 2 KCl
Au + Cl{-} + H{+} + N(O3){-} = Au(Cl4){-} + NO + H2O =>
Au + 4 Cl{-} + 4 H{+} + N(O3){-} = Au(Cl4){-} + NO + 2 H2O
S + Sb = Sb2S5 =>
5 S + 2 Sb = Sb2S5
K2HPO4 + NaOH = Na2HPO4 + KOH =>
K2HPO4 + 2 NaOH = Na2HPO4 + 2 KOH
C2H2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
C2H2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 2 CO2 + 4 H2O
K2Cr2O7 + Na2SO3 + H2SO4 = Cr(HSO4)3 + NaHSO4 + KHSO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 11 H2SO4 = 2 Cr(HSO4)3 + 6 NaHSO4 + 2 KHSO4 + 4 H2O
Ir4 + Ta(NO3)5 = Ta5 + Ir(NO3)4 =>
25 Ir4 + 80 Ta(NO3)5 = 16 Ta5 + 100 Ir(NO3)4
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na2[Cu(OH)4] + H2S = CuS + Na2S + H2O =>
Na2[Cu(OH)4] + 2 H2S = CuS + Na2S + 4 H2O
CaCl2 + N2 = NCl3 + Ca =>
3 CaCl2 + N2 = 2 NCl3 + 3 Ca
Au2O3 + H3As = AuAs + H2O =>
Au2O3 + 2 H3As = 2 AuAs + 3 H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
Ca + O = CaO =>
Ca + O = CaO
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
(NH4)2S(aq) + SrCl2(aq) = (NH4)Cl(aq) + SrS(aq) =>
(NH4)2S(aq) + SrCl2(aq) = 2(NH4)Cl(aq) + SrS(aq)
K4Fe(CN)6 + H2SO4 + H2O2 = K2SO4 + FeSO4 + (NH4)2SO4 + CO2 =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O2 = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO2
SO2 + Hg2(NO3)2 = Hg + NO2 + SO4 =>
SO2 + Hg2(NO3)2 = 2 Hg + 2 NO2 + SO4
C6H5ONa + CO2 = C7H5NaO3 =>
C6H5ONa + CO2 = C7H5NaO3
H2SO4 + Br{-} = SO2 + H2O + SO4{2-} + Br2 =>
2 H2SO4 + 2 Br{-} = SO2 + 2 H2O + SO4{2-} + Br2
CH3OCH3 = C2H4 + H2O =>
CH3OCH3 = C2H4 + H2O
Na2TeO3 + NaI + HCl = NaCl + H2O + Te + I2 =>
Na2TeO3 + 4 NaI + 6 HCl = 6 NaCl + 3 H2O + Te + 2 I2
Cu(OH)2 + HNO3(aq) = Cu(NO3)2(aq) + H2O(aq) =>
Cu(OH)2 + 2 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O(aq)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
AlH3 + CO2 = CH4 + Al2O3 =>
4 AlH3 + 3 CO2 = 3 CH4 + 2 Al2O3
Fe{+2} + (MnO4){-} + H{+} = Fe{+3} + Mn{+2} + H2O =>
5 Fe{+2} + (MnO4){-} + 8 H{+} = 5 Fe{+3} + Mn{+2} + 4 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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Équations équilibrées sur02/01/25
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