| Équations équilibrées la veille | Équations équilibrées le lendemain |
KBr(aq) + Na3PO4(aq) = KPO4 + Na3Br
HBr + Cr(OH)3 = H2O + HCr + BrO2 =>
4 HBr + 5 Cr(OH)3 = 7 H2O + 5 HCr + 4 BrO2
Pb(s) + HCl(l) = H2(g) + PbCl2(aq) =>
Pb(s) + 2 HCl(l) = H2(g) + PbCl2(aq)
NaClOHCl = HClONaCl =>
NaClOHCl = HClONaCl
Cu2O2 + HCl = CuCl + H2O2 =>
Cu2O2 + 2 HCl = 2 CuCl + H2O2
CaCO3 + CH2O2 = (HCO)2Ca + CO2 + H2O =>
CaCO3 + 4 CH2O2 = (HCO)2Ca + 3 CO2 + 3 H2O
AlSO4Ca(HO)2 = Al(HO)2CaSO4 =>
AlSO4Ca(HO)2 = Al(HO)2CaSO4
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
ClO3{-} + I2 = Cl2 + IO3{-} =>
2 ClO3{-} + I2 = Cl2 + 2 IO3{-}
Zn(OH)2OH = Zn(OH)3 =>
Zn(OH)2OH = Zn(OH)3
Ai + NaOH = Ai(OH)3 + Na =>
Ai + 3 NaOH = Ai(OH)3 + 3 Na
KMnO4 + MnSO4 + NaOH = MnO2 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 3 MnSO4 + 4 NaOH = 5 MnO2 + 2 Na2SO4 + K2SO4 + 2 H2O
Pb2 + Br = PbBr2 =>
Pb2 + 4 Br = 2 PbBr2
K3O4P + Ba(NO3)2 = Ba3(PO4)2 + KNO3 =>
2 K3O4P + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 KNO3
FeCl2 + HNO3 = Fe(NO3)3 + HCl + HNO2 + H2O =>
2 FeCl2 + 7 HNO3 = 2 Fe(NO3)3 + 4 HCl + HNO2 + H2O
FeCl2 + H2SO4 + MnO2 = Cl2 + Fe2(SO4)3 + MnSO4 + H2O =>
2 FeCl2 + 6 H2SO4 + 3 MnO2 = 2 Cl2 + Fe2(SO4)3 + 3 MnSO4 + 6 H2O
Cr + KClO3 = Cr2O3 + KCl =>
2 Cr + KClO3 = Cr2O3 + KCl
NiO(OH) + S + OH{-} + H2O = Ni(OH)2 + SO4{2-} =>
6 NiO(OH) + S + 2 OH{-} + 2 H2O = 6 Ni(OH)2 + SO4{2-}
FeI3 + Na2SO4 = Fe(SO4)3 + Na + I =>
FeI3 + 3 Na2SO4 = Fe(SO4)3 + 6 Na + 3 I
AgNO3 + NaCI = AgCI + NaNO3 =>
AgNO3 + NaCI = AgCI + NaNO3
K2FeO4 = K2O + Fe2O3 + O2 =>
4 K2FeO4 = 4 K2O + 2 Fe2O3 + 3 O2
hydrochloricacid + sodiumsulfate = sodiumchloride + sulfuricacid =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
S + Br2 = S3Br5 =>
6 S + 5 Br2 = 2 S3Br5
KFe(SO) = KSOFe =>
KFe(SO) = KSOFe
Na2CO3 + H2O = H2CO3 + NaOH =>
Na2CO3 + 2 H2O = H2CO3 + 2 NaOH
K2Cr2O7 + H2SO4 + Na2S = Cr2(SO4)3 + H2O + K2SO4 + Na2SO =>
K2Cr2O7 + 4 H2SO4 + 3 Na2S = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 Na2SO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AgNO3 + NaCI = AgCI + NaNO3 =>
AgNO3 + NaCI = AgCI + NaNO3
(NH4)2SO4 + Ca(OH)2 = (NH3)H2O + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2(NH3)H2O + CaSO4
H3O + Ba(OH)2 = H2O + Ba =>
2 H3O + Ba(OH)2 = 4 H2O + Ba
C3H7COOH + CH3CH3 = C3H7COOCH3 + H2O =>
9 C3H7COOH + 2 CH3CH3 = 8 C3H7COOCH3 + 2 H2O
Fe + SCN + NH3 = FeN + HSCN =>
Fe + 3 SCN + NH3 = FeN + 3 HSCN
Na2BeO2 + H2SO4 = Be(OH)2 + Na2SO4 =>
Na2BeO2 + H2SO4 = Be(OH)2 + Na2SO4
S + Br2 = S3Br5 =>
6 S + 5 Br2 = 2 S3Br5
H2SO3 + CaOH = H2O + Ca2SO3 =>
H2SO3 + 2 CaOH = 2 H2O + Ca2SO3
***K + H2O = ***KOH* + ***H2 =>
2***K + 2 H2O = 2***KOH* + ***H2
As + HNO4 + H2 = H2AsO2 + NO =>
3 As + 2 HNO4 + 2 H2 = 3 H2AsO2 + 2 NO
SOF6 = SO2 + F2 + S =>
2 SOF6 = SO2 + 6 F2 + S
Na2CO3 + CaCl2 = Na2CO3CaCl2 =>
Na2CO3 + CaCl2 = Na2CO3CaCl2
Cr(OH)3 + SO3 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 SO3 = Cr2(SO4)3 + 3 H2O
KMnO4 + NH4NO3 = MnO2 + KNO3 + KOH + H2O =>
8 KMnO4 + 3 NH4NO3 = 8 MnO2 + 6 KNO3 + 2 KOH + 5 H2O
NaCl + Fe2 = NaFe + Cl2 =>
2 NaCl + Fe2 = 2 NaFe + Cl2
Pb3(PO4)4 + V(OH)5 = Pb(OH)4 + V3(PO4)5 =>
5 Pb3(PO4)4 + 12 V(OH)5 = 15 Pb(OH)4 + 4 V3(PO4)5
Zn + MgCrO4 = ZnCrO4 + Mg =>
Zn + MgCrO4 = ZnCrO4 + Mg
S + Br2 = S3Br5 =>
6 S + 5 Br2 = 2 S3Br5
hydrochloricacid + sodiumsulfate = sodiumchloride + sulfuricacid =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
CdOH2 = CdH2O =>
CdOH2 = CdH2O
Ca(HCO3)2(t) = CaCO3 + H2O + CO2 =>
Ca(HCO3)2(t) = CaCO3 + H2O + CO2
KOH + H3PO3 = KH + H3PO4 =>
KOH + H3PO3 = KH + H3PO4
H3PO4 + Zn(OH)3 = Zn3(PO4)3 + H2O =>
3 H3PO4 + 3 Zn(OH)3 = Zn3(PO4)3 + 9 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/03/24
Équations équilibrées sur04/02/23
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