| Équations équilibrées la veille | Équations équilibrées le lendemain |
11 CH4O + 3 C9H8O4 = C8H8O3 + 10 C3H6O2
Ca + NHO3 = Ca(NO3)2 + H2 =>
Ca + 2 NHO3 = Ca(NO3)2 + H2
Hg + OH = Hg(OH) =>
Hg + OH = Hg(OH)
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
C4H10O2 + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H10O2 + 6 KMnO4 + 9 H2SO4 = 10 C2H4O2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Mn + B = Mn2B =>
2 Mn + B = Mn2B
Mn(NO3)2 + H2O = MnO + HNO3 =>
Mn(NO3)2 + H2O = MnO + 2 HNO3
NaMnO4 + NaNO2 + HNO3 = NaNO3 + Mn(NO3)3 + H2O =>
NaMnO4 + 2 NaNO2 + 4 HNO3 = 3 NaNO3 + Mn(NO3)3 + 2 H2O
Sr(NO3)2 + SO4 = Sr(SO4)2 + NO3 =>
Sr(NO3)2 + 2 SO4 = Sr(SO4)2 + 2 NO3
Ag(s) + HNO3(l) = NO(g) + H2O(l) + AgNO3(s) =>
3 Ag(s) + 4 HNO3(l) = NO(g) + 2 H2O(l) + 3 AgNO3(s)
Ca + AgNO3 = Ca(NO3)2 + Ag =>
Ca + 2 AgNO3 = Ca(NO3)2 + 2 Ag
Mg + HNo3 = MgNo32 + H2 =>
3 Mg + 32 HNo3 = 3 MgNo32 + 16 H2
AgOH + NH3 = [Ag(NH3)2]OH =>
AgOH + 2 NH3 = [Ag(NH3)2]OH
Co2(SO4)3 = Co2O3 + SO2 + O2 =>
2 Co2(SO4)3 = 2 Co2O3 + 6 SO2 + 3 O2
Co(NO3)2 + K2Cr2O7 = CoCr2O7 + K2(NO3)2 =>
Co(NO3)2 + K2Cr2O7 = CoCr2O7 + K2(NO3)2
Ag(NO3) = AgO + NO2 =>
Ag(NO3) = AgO + NO2
C8H9NO2 + NaOH = C6H6NONa + CH2O =>
C8H9NO2 + NaOH = C6H6NONa + 2 CH2O
S + Br2 = SBr4 =>
S + 2 Br2 = SBr4
Cl2O5 = Cl2 + O2 =>
2 Cl2O5 = 2 Cl2 + 5 O2
Cr2O7{-2} + H2SO3 + H{+} = Cr{+3} + SO4{-2} + H2O =>
Cr2O7{-2} + 3 H2SO3 + 2 H{+} = 2 Cr{+3} + 3 SO4{-2} + 4 H2O
Al + H2O2 = Al2O3 + H2 =>
4 Al + 3 H2O2 = 2 Al2O3 + 3 H2
C2H5OH + Na2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + Na2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + Na2SO4 + 7 H2O
K2SO3 + SrCl2 = KCl + Sr(SO3) =>
K2SO3 + SrCl2 = 2 KCl + Sr(SO3)
Ni2O3 + H2O = H3NiO3 =>
Ni2O3 + 3 H2O = 2 H3NiO3
Fe{+} + Al = Fe + Al3{+} =>
Fe{+} + 3 Al = Fe + Al3{+}
PbSO4 + KOH = PbO + K2SO4 + H2O =>
PbSO4 + 2 KOH = PbO + K2SO4 + H2O
CuBr + HNO3 = Cu(NO3)2 + Br2 + NO + H2O =>
6 CuBr + 16 HNO3 = 6 Cu(NO3)2 + 3 Br2 + 4 NO + 8 H2O
CaO + Cl2 = ClO + Ca =>
2 CaO + Cl2 = 2 ClO + 2 Ca
FeCl3(aq) + (NH4)3PO4(aq) = NH4Cl + FePO4 =>
FeCl3(aq) + (NH4)3PO4(aq) = 3 NH4Cl + FePO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PCl5(s) + H2O = H3PO4 + HCl =>
PCl5(s) + 4 H2O = H3PO4 + 5 HCl
CuO(s) + C = Cu + CO =>
CuO(s) + C = Cu + CO
KBr + Mg(OH)2 = KOH + MgBr2 =>
2 KBr + Mg(OH)2 = 2 KOH + MgBr2
Mn2O3 = MnO + MnO2 =>
Mn2O3 = MnO + MnO2
Br2 + Ba(OH)2 = Ba(BrO)2 + BaBr2 + H2O =>
2 Br2 + 2 Ba(OH)2 = Ba(BrO)2 + BaBr2 + 2 H2O
KClO = KCl + O2 =>
2 KClO = 2 KCl + O2
LiNO3 + Na3PO4 = Li3PO4 + NaNO3 =>
3 LiNO3 + Na3PO4 = Li3PO4 + 3 NaNO3
NH4Cl(aq) + Ba(OH)2(aq) = BaCl2(aq) + NH3(aq) + H2O(l) =>
2 NH4Cl(aq) + Ba(OH)2(aq) = BaCl2(aq) + 2 NH3(aq) + 2 H2O(l)
K2CrO4 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
2 K2CrO4 + 5 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 5 H2O
CuCl4 + Zn = Cu + ZnCl2 =>
CuCl4 + 2 Zn = Cu + 2 ZnCl2
CH3COOH + Fe = (CH3COO)3Fe + H2 =>
6 CH3COOH + 2 Fe = 2(CH3COO)3Fe + 3 H2
C8H8O3 + H2O = C7H6O3 + CH3OH =>
C8H8O3 + H2O = C7H6O3 + CH3OH
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Al(OH)3 + (NH4)2S = Al2S3 + NH3 + H2O =>
2 Al(OH)3 + 3(NH4)2S = Al2S3 + 6 NH3 + 6 H2O
(NH4)Br + Ca(OH)2 = NH3 + CaBr2 + H2O =>
2(NH4)Br + Ca(OH)2 = 2 NH3 + CaBr2 + 2 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Fe + KOH + H2O = K2[Fe(OH)4] + H2 =>
Fe + 2 KOH + 2 H2O = K2[Fe(OH)4] + H2
NiCl2(H2O)6 + FeCl3(H2O)6 + AlCl3(H2O)6 + NaOH = Ni10Al4Fe16O40 + NaCl + H2O =>
10 NiCl2(H2O)6 + 16 FeCl3(H2O)6 + 4 AlCl3(H2O)6 + 80 NaOH = Ni10Al4Fe16O40 + 80 NaCl + 220 H2O
S4 + O2 = S4O2 =>
S4 + O2 = S4O2
Mn{3} + H2O = Mn{2} + MnO2 + H{+} =>
2 Mn{3} + 2 H2O = Mn{2} + MnO2 + 4 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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