| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
F2 + e = F{-} =>
F2 + 2e = 2 F{-}
HMnO7 + K2(OH) = K2MnO7 + H2O =>
HMnO7 + K2(OH) = K2MnO7 + H2O
Hg2I2 + KI = K2(HgI4) + Hg =>
Hg2I2 + 2 KI = K2(HgI4) + Hg
Ca(NO3)2(ac) + Na2CO3(ac) = CaCO3(s) + NaNO3 =>
Ca(NO3)2(ac) + Na2CO3(ac) = CaCO3(s) + 2 NaNO3
Ar2 + Cl2 = ArCl =>
Ar2 + Cl2 = 2 ArCl
Ca{2+} + CH3COO{-} + NaOH = CH3COONa + Ca(OH)2 =>
Ca{2+} + 2 CH3COO{-} + 2 NaOH = 2 CH3COONa + Ca(OH)2
C16 + H14 + F2 + N3 + Na + O4 + S = C16H14F2N3NaO4S =>
C16 + H14 + F2 + N3 + Na + O4 + S = C16H14F2N3NaO4S
La2O3 + Cr2O3 = LaCrO3 =>
La2O3 + Cr2O3 = 2 LaCrO3
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C4H7NO + O2 = CO2 + H2O + N2 =>
4 C4H7NO + 21 O2 = 16 CO2 + 14 H2O + 2 N2
H2SO4 + KI = KHSO4 + I2 + H2O + H2S =>
9 H2SO4 + 8 KI = 8 KHSO4 + 4 I2 + 4 H2O + H2S
NaI + H2CO3 = Na2CO3 + HI =>
2 NaI + H2CO3 = Na2CO3 + 2 HI
Co(NO3)2 + (NH4)OH = Co(OH)2 + (NO3)(NH4) =>
Co(NO3)2 + 2(NH4)OH = Co(OH)2 + 2(NO3)(NH4)
K2Cr2O7 + HNO3 + HI = KI + Cr(NO3)3 + I2 + H2O =>
K2Cr2O7 + 6 HNO3 + 8 HI = 2 KI + 2 Cr(NO3)3 + 3 I2 + 7 H2O
Ca3P2 + (NH4)2SO4 = CaSO4 + (NH4)3P =>
Ca3P2 + 3(NH4)2SO4 = 3 CaSO4 + 2(NH4)3P
NaI + Cu(NO3)2 = CuI2 + NaNO3 =>
2 NaI + Cu(NO3)2 = CuI2 + 2 NaNO3
C3HF7 + O2 = CO2 + F + H2O =>
4 C3HF7 + 13 O2 = 12 CO2 + 28 F + 2 H2O
CH3COOH + KI + H2O2 = CH3COOK + H2O + I2 =>
2 CH3COOH + 2 KI + H2O2 = 2 CH3COOK + 2 H2O + I2
F2O + H2O = H2F2O2 =>
F2O + H2O = H2F2O2
Mg + C6H8O6 = Mg(C6H7O6)2 + H =>
Mg + 2 C6H8O6 = Mg(C6H7O6)2 + 2 H
Mg{+2} + H2S + OH{-} = Mg + S + H2O =>
Mg{+2} + H2S + 2 OH{-} = Mg + S + 2 H2O
Mn + CH3COOH = C + MnH3OOH =>
Mn + CH3COOH = 2 C + MnH3OOH
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
SO4 + H2 = H2SO4 =>
SO4 + H2 = H2SO4
Ba(No3)2(aq) + KCl(aq) = BaCl2(s) + KNo3(aq) =>
Ba(No3)2(aq) + 2 KCl(aq) = BaCl2(s) + 2 KNo3(aq)
Cs + CH3COOH = CsCH3COO + H2 =>
2 Cs + 2 CH3COOH = 2 CsCH3COO + H2
KMnO4 + H2O + VCl3 = VOCl2 + KCl + MnCl2 + HCl =>
KMnO4 + H2O + 5 VCl3 = 5 VOCl2 + KCl + MnCl2 + 2 HCl
PCl3 = P + Cl2 =>
2 PCl3 = 2 P + 3 Cl2
K2Cr2O7 + FeSO4 + HCl = KCl + CrCl3 + FeCl3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 14 HCl = 2 KCl + 2 CrCl3 + 2 FeCl3 + 2 Fe2(SO4)3 + 7 H2O
Mg(CH3COO)2 + Ba(OH)2 = Mg(OH)2 + Ba(CH3COO)2 =>
Mg(CH3COO)2 + Ba(OH)2 = Mg(OH)2 + Ba(CH3COO)2
KMnO4 + Zn = ZnO + MnO2 + K2O =>
2 KMnO4 + 3 Zn = 3 ZnO + 2 MnO2 + K2O
C4H7NO + O2 = CO2 + H2O + N2 =>
4 C4H7NO + 21 O2 = 16 CO2 + 14 H2O + 2 N2
CaCO3 + HNO3 = HNO4 + CaCO2 =>
CaCO3 + HNO3 = HNO4 + CaCO2
C2H6 + HNO3 = C2H5NO2 + H2O =>
C2H6 + HNO3 = C2H5NO2 + H2O
(C6H5)2CO + NaBH4 = (C6H5)2CHOH + NaBH3 =>
(C6H5)2CO + 2 NaBH4 = (C6H5)2CHOH + 2 NaBH3
B5H9(s) + O2(g) = B2O3(s) + H2O(l) =>
2 B5H9(s) + 12 O2(g) = 5 B2O3(s) + 9 H2O(l)
Zn + HNO3() = Zn(NO3)(aq) + H2 =>
2 Zn + 2 HNO3() = 2 Zn(NO3)(aq) + H2
NaOH + ClH = NaCl + H2O =>
NaOH + ClH = NaCl + H2O
CuBr2 + Na2SO3 = NaBr + CuSO3 =>
CuBr2 + Na2SO3 = 2 NaBr + CuSO3
SO2 + Na = Na2S + Na2O =>
SO2 + 6 Na = Na2S + 2 Na2O
NaAlO2 + NaOH + CO2 = Na2CO3 + Al(OH)3 =>
NaAlO2 + 3 NaOH + 2 CO2 = 2 Na2CO3 + Al(OH)3
NH4Br + KOH = KBr + NH3 + H2O =>
NH4Br + KOH = KBr + NH3 + H2O
Ba(OH)2 + HCl = Ba(OH2)2 + Cl =>
Ba(OH)2 + 2 HCl = Ba(OH2)2 + 2 Cl
NH4(Cl)2 + Pb(NO3)2 = NH4(NO3)2 + PbCl2 =>
NH4(Cl)2 + Pb(NO3)2 = NH4(NO3)2 + PbCl2
NaBr + H2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Br2 =>
2 NaBr + 2 H2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Br2
Sr(NO3)2 + Mg(NO3)2*6H2O + Al(NO3)3*9H2O + CH4N2O = SrMgAl10O17 + CO2 + N2 + H2O =>
3 Sr(NO3)2 + 3 Mg(NO3)2*6H2O + 30 Al(NO3)3*9H2O + 85 CH4N2O = 3 SrMgAl10O17 + 85 CO2 + 136 N2 + 458 H2O
Au(OH)3 + H2SeO3 = Au2(SeO3)3 + H2O =>
2 Au(OH)3 + 3 H2SeO3 = Au2(SeO3)3 + 6 H2O
Mg(NO3)2 + C2K2O4 = MgK2O4 + C2(NO3)2 =>
Mg(NO3)2 + C2K2O4 = MgK2O4 + C2(NO3)2
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Équations équilibrées sur05/12/25
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