| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Pb(OH)2 + NaCl = PbCl2 + NaOH =>
Pb(OH)2 + 2 NaCl = PbCl2 + 2 NaOH
CH3COOH2(l) + NaHCO3(s) = NaC2H3O2(l) + H2O(l) + CO2(g) =>
8 CH3COOH2(l) + 9 NaHCO3(s) = 9 NaC2H3O2(l) + 11 H2O(l) + 7 CO2(g)
CH2O2 + Mg = CH2O2Mg =>
CH2O2 + Mg = CH2O2Mg
SCN{-} + MnO4{-} + H{+} = Mn{2+} + SO4{2-} + CO2 + N2 + H2O =>
10 SCN{-} + 22 MnO4{-} + 56 H{+} = 22 Mn{2+} + 10 SO4{2-} + 10 CO2 + 5 N2 + 28 H2O
Cr + SnBr2 = Sn + CrBr2 =>
Cr + SnBr2 = Sn + CrBr2
NaOH + H2SeO4 = Na2SeO4 + H2O =>
2 NaOH + H2SeO4 = Na2SeO4 + 2 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
NBr3 + NaOH = HOBr + N2 + NaBr =>
2 NBr3 + 3 NaOH = 3 HOBr + N2 + 3 NaBr
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + (NH4)2SO4 + K2SO4 =>
3(NH4)2Fe(SO4)2 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3(NH4)2SO4 + 3 K2SO4
K2Cr2O7 + (NH4)2S + H2SO4 = K2SO4 + Cr2(SO4)3 + (NH4)2SO4 + H2O =>
4 K2Cr2O7 + 3(NH4)2S + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 3(NH4)2SO4 + 16 H2O
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + H2O + S =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 7 H2O + 3 S
SnCl4 + (NH4)2S = NH4Cl + SnS2 =>
SnCl4 + 2(NH4)2S = 4 NH4Cl + SnS2
HF + Ba(NO3)2 = BaF2 + H2(NO3)2 =>
2 HF + Ba(NO3)2 = BaF2 + H2(NO3)2
AlBr3 + Na2S + H2O = Al(OH)3 + H2S + NaBr =>
2 AlBr3 + 3 Na2S + 6 H2O = 2 Al(OH)3 + 3 H2S + 6 NaBr
Li + NH3 = Li3N + H2 =>
6 Li + 2 NH3 = 2 Li3N + 3 H2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
K2Cr2O7 + Na2SO3 + H2O = Cr(OH)3 + KOH + Na2SO4 =>
K2Cr2O7 + 3 Na2SO3 + 4 H2O = 2 Cr(OH)3 + 2 KOH + 3 Na2SO4
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Bi3 + KI = BiI3 + K =>
Bi3 + 9 KI = 3 BiI3 + 9 K
Mg(OH)2 + CO2 = MgO + C(OH)4 =>
2 Mg(OH)2 + CO2 = 2 MgO + C(OH)4
H3PO4 + Cl2 = H2O + PCl5 + O2 =>
4 H3PO4 + 10 Cl2 = 6 H2O + 4 PCl5 + 5 O2
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
Na2O2 + Water = NaOH + H2O2 =>
Na2O2 + 2 H2O = 2 NaOH + H2O2
N + Cl = N3Cl5 =>
3 N + 5 Cl = N3Cl5
NO + KI = NK + OI =>
NO + KI = NK + OI
PbCrO4 + KI + HCl = PbCl + KCl + CrCl3 + I2 + H2O =>
PbCrO4 + 4 KI + 8 HCl = PbCl + 4 KCl + CrCl3 + 2 I2 + 4 H2O
C6H12Cl3OH + N(CH2CH3)3 + C2O2Cl2 = C14H4Cl6O4 + NH(CH2CH3)3 + Cl =>
2 C6H12Cl3OH + 22 N(CH2CH3)3 + C2O2Cl2 = C14H4Cl6O4 + 22 NH(CH2CH3)3 + 2 Cl
K2Cr2O7 + Pb(NO3)2 = KNO3 + PbCr2O7 =>
K2Cr2O7 + Pb(NO3)2 = 2 KNO3 + PbCr2O7
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C4 + H2 + O2 = CH2O =>
C4 + 4 H2 + 2 O2 = 4 CH2O
CaSiO3 = CaO + SiO2 =>
CaSiO3 = CaO + SiO2
HCHO + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 HCHO + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + K2SO4 + 2 MnSO4 + 3 H2O
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
FeSO4 + K3PO4 = Fe3(PO4)2 + K2(SO4) =>
3 FeSO4 + 2 K3PO4 = Fe3(PO4)2 + 3 K2(SO4)
Ca(NO3)2 + NH3 + H2O = Ca(OH)2 + NH4NO3 =>
Ca(NO3)2 + 2 NH3 + 2 H2O = Ca(OH)2 + 2 NH4NO3
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
NH3 + NF3 = NH4F + N2 =>
4 NH3 + NF3 = 3 NH4F + N2
Fe(OH)2Cl + HCl = H2O + FeCl3 =>
Fe(OH)2Cl + 2 HCl = 2 H2O + FeCl3
FeCl2HCl + HNO3 = FeCl3 + NO + H2O =>
3 FeCl2HCl + HNO3 = 3 FeCl3 + NO + 2 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
BD2 = B2 + D2 =>
2 BD2 = B2 + 2 D2
C6H6O2 + O2 = CO + H2O =>
2 C6H6O2 + 7 O2 = 12 CO + 6 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
K2S + CuSO4 = K2SO4 + CuS =>
K2S + CuSO4 = K2SO4 + CuS
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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