| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KI(s) + Br2(g) = 2 KBr(s) + I2(g)
NO3{-} + OH{-} + Zn + H2O = [Zn(OH)4]{2-} + NH3 =>
NO3{-} + 7 OH{-} + 4 Zn + 6 H2O = 4[Zn(OH)4]{2-} + NH3
Ca(H2PO4)2*H2O = CaHPO4 + H3PO4 + H2O =>
Ca(H2PO4)2*H2O = CaHPO4 + H3PO4 + H2O
KOH(aq) + NaNO3(aq) = KNO3(aq) + NaOH(s) =>
KOH(aq) + NaNO3(aq) = KNO3(aq) + NaOH(s)
CrO3 + NaOH = Na2Cr2O7 + H2O =>
2 CrO3 + 2 NaOH = Na2Cr2O7 + H2O
PbCl2 + Na2SO3 = PbSO3 + NaCl =>
PbCl2 + Na2SO3 = PbSO3 + 2 NaCl
CrBr3 + F2 = CrF3 + Br2 =>
2 CrBr3 + 3 F2 = 2 CrF3 + 3 Br2
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(aq) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(aq) + 2 KNO3(aq)
KMnO4 + C6H12O6 = Mn + CO2 + K2CO3 + H2O =>
24 KMnO4 + 7 C6H12O6 = 24 Mn + 30 CO2 + 12 K2CO3 + 42 H2O
CU0 + H2SO4 = CUSO4 + H2O + SO2 =>
CU0 + 2 H2SO4 = CUSO4 + 2 H2O + SO2
N2O6Pb + KI = PbI2 + KNO3 =>
N2O6Pb + 2 KI = PbI2 + 2 KNO3
FeS2 + O2 + H2O = Fe{2+} + SO4{2-} + H{+} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe{2+} + 4 SO4{2-} + 4 H{+}
KOH + ZnNO3 = ZnOH + KNO3 =>
KOH + ZnNO3 = ZnOH + KNO3
HAuCl4 = Au + H + Cl =>
HAuCl4 = Au + H + 4 Cl
Hg(SNC)2(s) = HgS(s) + CS2(i) + C3N4(s) =>
2 Hg(SNC)2(s) = 2 HgS(s) + CS2(i) + C3N4(s)
Ba(NO2)2 + H2SO4 = BaSO4 + HNO2 =>
Ba(NO2)2 + H2SO4 = BaSO4 + 2 HNO2
LaCl3 + H2O = LaClO + HCl =>
LaCl3 + H2O = LaClO + 2 HCl
NO2(aq) + Cr2O7(aq) = Cr3(aq) + NO3(aq) =>
21 NO2(aq) + 3 Cr2O7(aq) = 2 Cr3(aq) + 21 NO3(aq)
Cu + ClO4 = Cu(ClO4)2 =>
Cu + 2 ClO4 = Cu(ClO4)2
C2H4 + HF = C2H5F =>
C2H4 + HF = C2H5F
NH3 + Mg(NO3)2 = HNO3 + Mg3N2 =>
2 NH3 + 3 Mg(NO3)2 = 6 HNO3 + Mg3N2
F2 + Fr = FFr =>
F2 + 2 Fr = 2 FFr
CHNaO3 = Na2CO3 + CO2 + H2O =>
2 CHNaO3 = Na2CO3 + CO2 + H2O
Cs2O2 = Cs2O + O2 =>
2 Cs2O2 = 2 Cs2O + O2
NO2(aq) + Cr2O7(aq) = Cr3(aq) + NO3(aq) =>
21 NO2(aq) + 3 Cr2O7(aq) = 2 Cr3(aq) + 21 NO3(aq)
Ca(s) + Fe(NO3)3 = Ca(NO3)3(aq) + Fe(s) =>
Ca(s) + Fe(NO3)3 = Ca(NO3)3(aq) + Fe(s)
C8H16 + HBr = C8H17Br =>
C8H16 + HBr = C8H17Br
(NH4)2CO3 + FeSO4 = (NH4)2SO4 + FeCO3 =>
(NH4)2CO3 + FeSO4 = (NH4)2SO4 + FeCO3
KMnO4 + H2SO4 + KI = K2SO4 + H2O + I2 + MnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 6 K2SO4 + 8 H2O + 5 I2 + 2 MnSO4
K2Cr2O7 + Al(NO3)3 = KNO3 + Al2(Cr2O7)3 =>
3 K2Cr2O7 + 2 Al(NO3)3 = 6 KNO3 + Al2(Cr2O7)3
PCl3(s) + H2O(l) = H3PO3(aq) + HCl(aq) =>
PCl3(s) + 3 H2O(l) = H3PO3(aq) + 3 HCl(aq)
CH3OH + HI = HOH + CH3I =>
CH3OH + HI = HOH + CH3I
NaClO3 + O2 = NaClO4 =>
2 NaClO3 + O2 = 2 NaClO4
Na2S2O3 + Zn + HNO3 = H2S + Zn(NO3)2 + NaNO3 + H2O =>
Na2S2O3 + 4 Zn + 10 HNO3 = 2 H2S + 4 Zn(NO3)2 + 2 NaNO3 + 3 H2O
Hg + CN = Hg(CN)2 =>
Hg + 2 CN = Hg(CN)2
Sb(OH)2 + H2SO3 = Sb(SO3) + H2O =>
Sb(OH)2 + H2SO3 = Sb(SO3) + 2 H2O
CsOH + CO2 = Cs2CO3 + H2O =>
2 CsOH + CO2 = Cs2CO3 + H2O
Ba + Fe2(SO4)3 = BaSO4 + Fe =>
3 Ba + Fe2(SO4)3 = 3 BaSO4 + 2 Fe
FeS2 + H2O + O2 = FeSO4 + H2SO4 =>
2 FeS2 + 2 H2O + 7 O2 = 2 FeSO4 + 2 H2SO4
NO3 + H2O = NH3 + OH =>
NO3 + 6 H2O = NH3 + 9 OH
IO4 + H2O = I + OH =>
IO4 + 4 H2O = I + 8 OH
CaSO4 + Na3PO4 = Ca3(PO4)2 + Na2SO4 =>
3 CaSO4 + 2 Na3PO4 = Ca3(PO4)2 + 3 Na2SO4
MgO + CuCl = CuO + MgCl =>
MgO + CuCl = CuO + MgCl
NaOH + H2O = Na(OH)2 + H2 =>
2 NaOH + 2 H2O = 2 Na(OH)2 + H2
K3[Cr(OH)6] + SO2 = KHSO3 + Cr(OH)3 =>
K3[Cr(OH)6] + 3 SO2 = 3 KHSO3 + Cr(OH)3
NaHSO3 + O2 = Na2SO4 + SO2 + H2O =>
4 NaHSO3 + O2 = 2 Na2SO4 + 2 SO2 + 2 H2O
Mg(NO3)2 + NH3 = H2O + Mg(OH)2 + N2 =>
3 Mg(NO3)2 + 10 NH3 = 12 H2O + 3 Mg(OH)2 + 8 N2
FeBr3(aq) + Na(aq) = Fe(s) + NaBr3(aq) =>
FeBr3(aq) + Na(aq) = Fe(s) + NaBr3(aq)
K2Cr2O7 + FeSO4 = FeCr2O7 + K2SO4 =>
K2Cr2O7 + FeSO4 = FeCr2O7 + K2SO4
NaCl + H2SO4 + O2 = Na2SO4 + H2O + Cl =>
4 NaCl + 2 H2SO4 + O2 = 2 Na2SO4 + 2 H2O + 4 Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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