| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CrCl3 + 3 Ba(NO3)2 = 2 Cr(NO3)3 + 3 BaCl2
B2S3(s) + H2O(l) = H3BO3 + H2S =>
B2S3(s) + 6 H2O(l) = 2 H3BO3 + 3 H2S
Sn(NO3)2 + KOH = Sn(OH)2 + KNO3 =>
Sn(NO3)2 + 2 KOH = Sn(OH)2 + 2 KNO3
SnO + Na2O = SnO2 + Na =>
SnO + Na2O = SnO2 + 2 Na
BaCl2 + NaHSO4 = BaSO4 + NaCl + H2SO4 =>
BaCl2 + 2 NaHSO4 = BaSO4 + 2 NaCl + H2SO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HNO3 + Ce2O3 = Ce(NO3)3 + H2O =>
6 HNO3 + Ce2O3 = 2 Ce(NO3)3 + 3 H2O
Na2Se + RBr = R2Se + NaBr =>
Na2Se + 2 RBr = R2Se + 2 NaBr
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
F2 + Br = FBr =>
F2 + 2 Br = 2 FBr
Al(NO3)3 + (Na4)3PO4 = AlPO4 + Na4NO3 =>
Al(NO3)3 + (Na4)3PO4 = AlPO4 + 3 Na4NO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
MgSO3 + HBr = MgBr2 + H2O + SO2 =>
MgSO3 + 2 HBr = MgBr2 + H2O + SO2
SO2 + NaOH = SOH + NaO2 =>
SO2 + NaOH = SOH + NaO2
N2H4 + KMnO4 + HCl = N2 + MnCl2 + KCl + H2O =>
5 N2H4 + 4 KMnO4 + 12 HCl = 5 N2 + 4 MnCl2 + 4 KCl + 16 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
XeF4 + H = Xe + HF =>
XeF4 + 4 H = Xe + 4 HF
Br2 + AgI = AgBr + I =>
Br2 + 2 AgI = 2 AgBr + 2 I
C2H6 = H3C =>
C2H6 = 2 H3C
Cr(OH)3 + NaIO3 + NaOH = Na2CrO4 + NaI + H2O =>
2 Cr(OH)3 + NaIO3 + 4 NaOH = 2 Na2CrO4 + NaI + 5 H2O
Al(OH)3 + HClO4 = Al(ClO4)3 + H2O =>
Al(OH)3 + 3 HClO4 = Al(ClO4)3 + 3 H2O
NaOH = NaH + O2 =>
2 NaOH = 2 NaH + O2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Cr(OH)3 + HOAc = Cr(OAc)3 + H2O =>
Cr(OH)3 + 3 HOAc = Cr(OAc)3 + 3 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg{2+} + (CO3){2-} = MgCO3 =>
Mg{2+} + (CO3){2-} = MgCO3
NH4OH + H3Po4 = (NH4)3Po4 + H2O =>
3 NH4OH + H3Po4 = (NH4)3Po4 + 3 H2O
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
Fe + HOH = Fe(OH)3 + H =>
Fe + 3 HOH = Fe(OH)3 + 3 H
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + SO4 = ZnSO4 =>
Zn + SO4 = ZnSO4
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
Ag2SO3 + AlCl3 = AgCl + Al2(SO3)3 =>
3 Ag2SO3 + 2 AlCl3 = 6 AgCl + Al2(SO3)3
Br2 + BaI2 = BaBr2 + I2 =>
Br2 + BaI2 = BaBr2 + I2
Na3N + F2 = NaF + N2 =>
2 Na3N + 3 F2 = 6 NaF + N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaOH + KHSO4 = Na2SO4 + KOH + H2O =>
2 NaOH + KHSO4 = Na2SO4 + KOH + H2O
Cl2 + Na[Al(OH)4] = NaCl + NaClO + Al(OH)3 + H2O =>
Cl2 + 2 Na[Al(OH)4] = NaCl + NaClO + 2 Al(OH)3 + H2O
C14H14 + C5H6Br3N = C14H14Br2 + C5H6BrN =>
C14H14 + C5H6Br3N = C14H14Br2 + C5H6BrN
Al(OH)2 = Al2O2 + H2O =>
2 Al(OH)2 = Al2O2 + 2 H2O
N2O3CaO = Ca(NO2)2 =>
N2O3CaO = Ca(NO2)2
()Li2O + ()H2O = ()LiOH =>
()Li2O + ()H2O = 2()LiOH
NH4CH3CO2 + PbSO4 = (NH4)2SO4 + Pb(CH3CO2)2 =>
2 NH4CH3CO2 + PbSO4 = (NH4)2SO4 + Pb(CH3CO2)2
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
NaCO + Ca(NO3)2 = NaNO3 + Ca(CO)2 =>
2 NaCO + Ca(NO3)2 = 2 NaNO3 + Ca(CO)2
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
KI + AuCl3 = AuCl + I2 + KCl =>
2 KI + AuCl3 = AuCl + I2 + 2 KCl
FeS2 + O2 + K2CO3 = K2FeO2 + K2SO4 + CO2 =>
2 FeS2 + 7 O2 + 6 K2CO3 = 2 K2FeO2 + 4 K2SO4 + 6 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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