| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr2O7{-2} + 16 H{+} + 12 CO2H5 = 4 Cr{+3} + 3 C4H4O2 + 32 H2O
Na(s) + FeCl2 = NaCl(s) + Fe(s) =>
2 Na(s) + FeCl2 = 2 NaCl(s) + Fe(s)
C3H6 + HCl = C3H6Cl2 + H2 =>
C3H6 + 2 HCl = C3H6Cl2 + H2
[Co(NH3)6]Cl2 + H2O2 + NH4Cl = [Co(NH3)6]Cl3 + NH4OH =>
2[Co(NH3)6]Cl2 + H2O2 + 2 NH4Cl = 2[Co(NH3)6]Cl3 + 2 NH4OH
AlCl(aq) + NaOH(aq) = NaCl + AlOH(s) =>
AlCl(aq) + NaOH(aq) = NaCl + AlOH(s)
Fe(OH)3 + NH3 = Fe + H2O + N2 =>
2 Fe(OH)3 + 2 NH3 = 2 Fe + 6 H2O + N2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C14H12O2 + NaBH4 = C14H14O2 + NaBH3 =>
C14H12O2 + 2 NaBH4 = C14H14O2 + 2 NaBH3
HCl + AgO2 = HClAgO2 =>
HCl + AgO2 = HClAgO2
B + Cr = BCr3 =>
B + 3 Cr = BCr3
Cr(OH)3 + H2SO4 = Cr(OH)(SO4) + H2O =>
Cr(OH)3 + H2SO4 = Cr(OH)(SO4) + 2 H2O
Cu{+} = Cu{2+} + {-} =>
Cu{+} = Cu{2+} + e
Fe2O3 + Cu = CuO + FeO =>
Fe2O3 + Cu = CuO + 2 FeO
[Co(NH3)6]Cl2 + H2O2 + NH4Cl = [Co(NH3)6]Cl3 + NH4OH =>
2[Co(NH3)6]Cl2 + H2O2 + 2 NH4Cl = 2[Co(NH3)6]Cl3 + 2 NH4OH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HNO3 + AgF = AgNO3 + HF =>
HNO3 + AgF = AgNO3 + HF
V2O5 + H2O2 + NaOH = Na[VO(O2)2] + H2O =>
V2O5 + 4 H2O2 + 2 NaOH = 2 Na[VO(O2)2] + 5 H2O
HAuCl4 + NaHSO3 + H2O = Au + HCl + *NaHSO4 =>
2 HAuCl4 + 3 NaHSO3 + 3 H2O = 2 Au + 8 HCl + 3*NaHSO4
C + CO2 = CO =>
C + CO2 = 2 CO
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K2O + HNO3 = H2O + KNO3 =>
K2O + 2 HNO3 = H2O + 2 KNO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CO + Fe3O4 = CO2 + FeO =>
CO + Fe3O4 = CO2 + 3 FeO
K2Cr2O7 + HCl = K2Cr2O7H + Cl =>
K2Cr2O7 + HCl = K2Cr2O7H + Cl
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
PbBr2 + O2 = PbO + Br2 =>
2 PbBr2 + O2 = 2 PbO + 2 Br2
C4H8Br2 + KOH = C4H6 + KBr + H2O =>
C4H8Br2 + 2 KOH = C4H6 + 2 KBr + 2 H2O
H = H4 =>
4 H = H4
NiF2 + KF = NiF3 + K =>
NiF2 + KF = NiF3 + K
NaOH + CuBr2Cu(OH)2 = NaBrCu(OH)2 = CuO + H2O =>
2 NaOH + CuBr2Cu(OH)2 = 2 NaBrCu(OH)2
FeI2 + H2SO4 = Fe2(SO4)3 + H2S + H2O + I2 =>
8 FeI2 + 15 H2SO4 = 4 Fe2(SO4)3 + 3 H2S + 12 H2O + 8 I2
CO(NH2)2 + H2O = NH4{+} + OH{-} + H2CO3 =>
CO(NH2)2 + 4 H2O = 2 NH4{+} + 2 OH{-} + H2CO3
Fe2SiO4 + NaOH + H2O = Fe(OH)2 + Na2O*2SiO2 =>
2 Fe2SiO4 + 2 NaOH + 3 H2O = 4 Fe(OH)2 + Na2O*2SiO2
S + N = S2N =>
2 S + N = S2N
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = PbSO4(s) + NH4C2H3O2(aq) =>
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = PbSO4(s) + 2 NH4C2H3O2(aq)
M2S3 = M + S =>
M2S3 = 2 M + 3 S
FeS2 + HNO3 = Fe(NO33) + H2SO4 + NO + H2O =>
3 FeS2 + 76 HNO3 = 3 Fe(NO33) + 6 H2SO4 + 73 NO + 32 H2O
KBr + H2O = HBr + K(OH) =>
KBr + H2O = HBr + K(OH)
SiO2(g) + KOH(aq) = K2SiO3(s) + H2O(l) =>
SiO2(g) + 2 KOH(aq) = K2SiO3(s) + H2O(l)
Al2O3 + KOH = Al(OH)3 + K2O =>
Al2O3 + 6 KOH = 2 Al(OH)3 + 3 K2O
Fe + CuSO4 + H2O = Fe(OH)2 + HCuSO4 =>
Fe + 2 CuSO4 + 2 H2O = Fe(OH)2 + 2 HCuSO4
KMnO4 + Fe3O4 + H2O = Fe2O3 + MnO2 + KOH =>
2 KMnO4 + 6 Fe3O4 + H2O = 9 Fe2O3 + 2 MnO2 + 2 KOH
Fe(CI)3 + NaOH = Fe(OH)3 + NaCI =>
Fe(CI)3 + 3 NaOH = Fe(OH)3 + 3 NaCI
Ba(NO3)2 + Al(OH)3 = Ba(OH)2 + Al(NO3)3 =>
3 Ba(NO3)2 + 2 Al(OH)3 = 3 Ba(OH)2 + 2 Al(NO3)3
Cu + Zn(II)Sulfate = Cu(II)Sulfate + Zn =>
Cu + Zn(II)Sulfate = Cu(II)Sulfate + Zn
CH3SCH2CH2CH(NH2)COOH + H2SO4 = SO2 + NH3 + CO2 + H2O =>
CH3SCH2CH2CH(NH2)COOH + 14 H2SO4 = 15 SO2 + NH3 + 5 CO2 + 18 H2O
MgO + CaO = MgO3 + Ca =>
MgO + 2 CaO = MgO3 + 2 Ca
CO + H2 = H3COH =>
CO + 2 H2 = H3COH
Na2SO3 + H2SO4 = Na2SO4 + H2SO3 =>
Na2SO3 + H2SO4 = Na2SO4 + H2SO3
CrCl3*6H2O + Zn + CH3COONa*3H2O = Cr2(CH3CO2)4(H2O)2 + ZnCl2 + NaCl + H2O =>
2 CrCl3*6H2O + Zn + 4 CH3COONa*3H2O = Cr2(CH3CO2)4(H2O)2 + ZnCl2 + 4 NaCl + 22 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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