| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 Cl2 = 2 FeCl3
Fe2(SO3)3 + HNO3 = Fe(NO3)3 + H2O + SO2 =>
Fe2(SO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O + 3 SO2
Na2[Pb(OH)4] + Na2S = PbS + NaOH =>
Na2[Pb(OH)4] + Na2S = PbS + 4 NaOH
NiO(OH) + H2O + Cd = Ni(OH)2 + Cd(OH)2 =>
2 NiO(OH) + 2 H2O + Cd = 2 Ni(OH)2 + Cd(OH)2
CrCl3 + Mg = CrCl2 + MgCl2 =>
2 CrCl3 + Mg = 2 CrCl2 + MgCl2
K2Cr2O7 + H2C2O4(H2O)2 = K[Cr(C2O2)2(H2O)](H2O)2 + CO2 + H2O =>
K2Cr2O7 + 15 H2C2O4(H2O)2 = 2 K[Cr(C2O2)2(H2O)](H2O)2 + 22 CO2 + 39 H2O
K2Cr2O7 + H2O + K2O + (NH4)2S = S + K3[Cr(OH)6] + NH3 =>
K2Cr2O7 + 3 H2O + 2 K2O + 3(NH4)2S = 3 S + 2 K3[Cr(OH)6] + 6 NH3
Z + Y = ZY =>
Z + Y = ZY
TiO2 + Mg = MgO2 + Ti =>
TiO2 + Mg = MgO2 + Ti
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
KClO3 + Na2SnO3 = KCl + Na2SnO4 =>
KClO3 + 3 Na2SnO3 = KCl + 3 Na2SnO4
H{+} + O2 + Cl{-} = H2O + Cl2 =>
4 H{+} + O2 + 4 Cl{-} = 2 H2O + 2 Cl2
FeCl3 + K3[Fe(CN)6] = [Fe(CN)3] + KCl =>
FeCl3 + K3[Fe(CN)6] = 2[Fe(CN)3] + 3 KCl
ZnS + HNO3 = NO2 + Zn(NO3)2 + H2O + SO2 =>
ZnS + 8 HNO3 = 6 NO2 + Zn(NO3)2 + 4 H2O + SO2
N2 + Ca2C = Ca2N + C =>
N2 + 2 Ca2C = 2 Ca2N + 2 C
Sr(OH)2 + PbB2 = SrB2 + Pb(OH)2 =>
Sr(OH)2 + PbB2 = SrB2 + Pb(OH)2
Mn + Ca = MnCa2 =>
Mn + 2 Ca = MnCa2
Fe(Cn)2 + KCn = K4Fe(Cn)6 =>
Fe(Cn)2 + 4 KCn = K4Fe(Cn)6
Cr(s) + Ag{+} = Cr3{+} + Ag(s) =>
3 Cr(s) + Ag{+} = Cr3{+} + Ag(s)
MgSO4 + Co(NO3)2 = Mg(NO3)2 + CoSO4 =>
MgSO4 + Co(NO3)2 = Mg(NO3)2 + CoSO4
C6H12O6 = C6 + H2O =>
C6H12O6 = C6 + 6 H2O
K2Cr2O7 + H2SO4 + CH3CH2OH + H2O = KCr(SO4)2*12H2O + CH3CHO =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH + 17 H2O = 2 KCr(SO4)2*12H2O + 3 CH3CHO
NH4Cl + Na2B4O7 = NaCl + BN + HCl + H2O =>
4 NH4Cl + Na2B4O7 = 2 NaCl + 4 BN + 2 HCl + 7 H2O
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + C6H8O7 = 3 CO2 + 3 H2O + Na3C6H5O7
HBr + NiS = HS + NiBr =>
HBr + NiS = HS + NiBr
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Cu{2+} + Cr(OH)3 + OH{-} = Cu{+} + CrO4{2-} + H2O =>
3 Cu{2+} + Cr(OH)3 + 5 OH{-} = 3 Cu{+} + CrO4{2-} + 4 H2O
C2H4O2 + Na2CO3 = NaC2H4O2 + CO2 + H2O =>
9 C2H4O2 + 4 Na2CO3 = 8 NaC2H4O2 + 6 CO2 + 2 H2O
Br2 + CuI = CuBr + I2 =>
Br2 + 2 CuI = 2 CuBr + I2
O2 + CuFeS2 = SO2 + Fe2O3 + CuS =>
7 O2 + 4 CuFeS2 = 4 SO2 + 2 Fe2O3 + 4 CuS
C9H8O4 + NaOH = C9H7O4Na + H2O =>
C9H8O4 + NaOH = C9H7O4Na + H2O
(NH4)HSO4 = H2 + (NH4)2S2O8 =>
2(NH4)HSO4 = H2 + (NH4)2S2O8
UO2(NO3)2 + KI + KIO3 + H2O = UO2(OH)2 + KNO3 + I2 =>
3 UO2(NO3)2 + 5 KI + KIO3 + 3 H2O = 3 UO2(OH)2 + 6 KNO3 + 3 I2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Lu + O2 = LuO2 =>
Lu + O2 = LuO2
Fe(NO3)3 + K4Fe(CN)6 = Fe[Fe(CN)6] + K4(NO3)3 =>
Fe(NO3)3 + K4Fe(CN)6 = Fe[Fe(CN)6] + K4(NO3)3
C4H9OH + CuO = C3H7CHO + Cu + H2O =>
C4H9OH + CuO = C3H7CHO + Cu + H2O
Mg(NO3)2*6H2O + K2CrO4 = KNO3 + MgCrO4 + H2O =>
Mg(NO3)2*6H2O + K2CrO4 = 2 KNO3 + MgCrO4 + 6 H2O
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
P2O3 + Br2 + H2O = P2O5 + HBr =>
P2O3 + 2 Br2 + 2 H2O = P2O5 + 4 HBr
Na2CO3H2O2 = Na2O2CO2H2O =>
Na2CO3H2O2 = Na2O2CO2H2O
K2Cr2O7 + C12H22O11 = Cr2O3 + K2O + CO2 + H2O =>
8 K2Cr2O7 + C12H22O11 = 8 Cr2O3 + 8 K2O + 12 CO2 + 11 H2O
FeCr2O4 + Na2CO3 + O2 = FeO3 + Na2CrO4 + CO2 =>
2 FeCr2O4 + 4 Na2CO3 + 5 O2 = 2 FeO3 + 4 Na2CrO4 + 4 CO2
Na3PO4 + PbNO3 = Na3NO3 + PbPO4 =>
Na3PO4 + PbNO3 = Na3NO3 + PbPO4
Pb(NO3)2 + K2CO3 = PbCO3 + K2N2O6 =>
Pb(NO3)2 + K2CO3 = PbCO3 + K2N2O6
Zn + CuS2 = ZnS + Cu =>
2 Zn + CuS2 = 2 ZnS + Cu
[Co(H2O)6]2{+} + NO3{-} = [CoNO3]2{-} + H2O =>
[Co(H2O)6]2{+} + 2 NO3{-} = [CoNO3]2{-} + 12 H2O
(CH3)5CHOH + O2 = CO2 + H2O =>
4(CH3)5CHOH + 39 O2 = 24 CO2 + 34 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NaHCO3 + HC6H8O7 = H2O + CO2 + NaC6H5O7 =>
19 NaHCO3 + 16 HC6H8O7 = 34 H2O + CO2 + 19 NaC6H5O7
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/24
Équations équilibrées sur02/14/23
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