| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NaHCO3 + O2 = 2 Na2O + 4 HCO3
Cr(NO3)3 + NaBiO3 + HNO3 = H2Cr2O7 + NaNO3 + Bi(NO3)3 + H2O =>
2 Cr(NO3)3 + 3 NaBiO3 + 6 HNO3 = H2Cr2O7 + 3 NaNO3 + 3 Bi(NO3)3 + 2 H2O
NaOH + Pb(NO3)2 = NaNO3 + Pb(OH)2 =>
2 NaOH + Pb(NO3)2 = 2 NaNO3 + Pb(OH)2
KMnO4{-} + Fe{2+} = Fe{3+} + KMnO4{-2} =>
KMnO4{-} + Fe{2+} = Fe{3+} + KMnO4{-2}
MnO4 + H3O = Mn + H2O =>
MnO4 + 8 H3O = Mn + 12 H2O
NaNO3(s) + (NH4)2SO4(s) = Na2SO4 + H2O(g) + N2O(g) =>
2 NaNO3(s) + (NH4)2SO4(s) = Na2SO4 + 4 H2O(g) + 2 N2O(g)
HCOH + K2Cr2O7 + H2SO4 = CHOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 HCOH + K2Cr2O7 + 4 H2SO4 = 3 CHOOH + Cr2(SO4)3 + K2SO4 + 4 H2O
HOOCCOONa + HCl = NaCl + (COOH)2 =>
HOOCCOONa + HCl = NaCl + (COOH)2
C6H11O6 + H2O = C6H11O6H2O =>
C6H11O6 + H2O = C6H11O6H2O
MgNH4OH = MgOHNH4 =>
MgNH4OH = MgOHNH4
AgNO3Fe(NO3)2 = AgFe(NO3)3 =>
AgNO3Fe(NO3)2 = AgFe(NO3)3
Cl2 + HCl + Mn4O = MnCl2 + H2O =>
3 Cl2 + 2 HCl + Mn4O = 4 MnCl2 + H2O
Na(OH) + H2C2O4 = Na2(C2O4) + H2O =>
2 Na(OH) + H2C2O4 = Na2(C2O4) + 2 H2O
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl =>
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl
N2O5(aq) + H2O = HNO3 =>
N2O5(aq) + H2O = 2 HNO3
NH4Cl(aq) + Sb2S3 = SbCl3 + (NH4)2S =>
6 NH4Cl(aq) + Sb2S3 = 2 SbCl3 + 3(NH4)2S
Mg(OH)2 + (NH4)2SO4 = Mg(SO4) + NH4OH =>
Mg(OH)2 + (NH4)2SO4 = Mg(SO4) + 2 NH4OH
HF + Mg(OH)2 = F2Mg + H2O =>
2 HF + Mg(OH)2 = F2Mg + 2 H2O
Sn + Ge = SnGe =>
Sn + Ge = SnGe
Ca + HNO3 = CaNO3 + H2 =>
2 Ca + 2 HNO3 = 2 CaNO3 + H2
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2 + NaCl =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2 + 6 NaCl
O3 + Mg = MgO3 =>
O3 + Mg = MgO3
PbC4H6O4 + HCl = PbCl2 + HC2H3O2 =>
PbC4H6O4 + 2 HCl = PbCl2 + 2 HC2H3O2
I2 + HNO3 = HIO3 + NO + H2O =>
3 I2 + 10 HNO3 = 6 HIO3 + 10 NO + 2 H2O
HNO3Mg(OH)2 = MgNO3H(OH)2 =>
HNO3Mg(OH)2 = MgNO3H(OH)2
KOH + HI = KI + H2O =>
KOH + HI = KI + H2O
ZnS + O2 = ZnO + SO22 =>
2 ZnS + 23 O2 = 2 ZnO + 2 SO22
LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2 =>
2 LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2
CO2 + Fe2O3 = Fe2(CO3)3 =>
3 CO2 + Fe2O3 = Fe2(CO3)3
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
NaH2PO4 + AgNO3 = Ag3PO4 + HNO3 + NaNO3 =>
NaH2PO4 + 3 AgNO3 = Ag3PO4 + 2 HNO3 + NaNO3
NaOH + H2[SiF6] = Na2[SiF6] + H2O =>
2 NaOH + H2[SiF6] = Na2[SiF6] + 2 H2O
Kl + Br2 = Br2Kl =>
Kl + Br2 = Br2Kl
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
CO2 = C2O2 + O2 =>
2 CO2 = C2O2 + O2
Pb + HNO3 + HCl = PbCl4 + NO2 + H2O =>
Pb + 4 HNO3 + 4 HCl = PbCl4 + 4 NO2 + 4 H2O
ZnSO4 + NH3 = Zn(NH3) + SO4 =>
ZnSO4 + NH3 = Zn(NH3) + SO4
Cu(NO3)2 + HCl = CuCl2 + HNO3 =>
Cu(NO3)2 + 2 HCl = CuCl2 + 2 HNO3
Pb + HNO3 + HCl = PbCl2 + NO2 + H2O =>
Pb + 2 HNO3 + 2 HCl = PbCl2 + 2 NO2 + 2 H2O
H2SO4 + KOCl = K2SO4 + O2 + Cl2 + H2O =>
2 H2SO4 + 4 KOCl = 2 K2SO4 + O2 + 2 Cl2 + 2 H2O
K2CrO4HNO3 = K2NO3HCrO4 =>
K2CrO4HNO3 = K2NO3HCrO4
Te + H2 = H2Te2 =>
2 Te + H2 = H2Te2
CN{-} + OCl{-} + OH{-} = CO3{2-} + N2 + Cl{-} + H2O =>
2 CN{-} + 5 OCl{-} + 2 OH{-} = 2 CO3{2-} + N2 + 5 Cl{-} + H2O
Y3 = Y =>
Y3 = 3 Y
ZnCl2 + O2 = ZnO2 + Cl2 =>
ZnCl2 + O2 = ZnO2 + Cl2
NaOCl + HCl = ClO2 + H2O + NaCl =>
5 NaOCl + 2 HCl = 2 ClO2 + H2O + 5 NaCl
CrCl + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl + 5 Cl2 + 16 NaOH = 2 Na2CrO4 + 12 NaCl + 8 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
KI + PbAc2 = PbI2 + KAc =>
2 KI + PbAc2 = PbI2 + 2 KAc
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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