| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Pb(NO3)2 + 2 Sn = Sn2(NO3)4 + 2 Pb
KH2PO4 + Ca(NO3)2 = K(NO3)2 + CaH2PO4 =>
KH2PO4 + Ca(NO3)2 = K(NO3)2 + CaH2PO4
Al + HBr1 = AlHBr =>
Al + HBr1 = AlHBr
H2S + KMnO4 + KOH = KSO4 + K2MnO4 + H2O =>
H2S + 9 KMnO4 + 10 KOH = KSO4 + 9 K2MnO4 + 6 H2O
NaN3 = Na + N =>
NaN3 = Na + 3 N
KMnO4 = K2 + Mn + O4 =>
2 KMnO4 = K2 + 2 Mn + 2 O4
Co + NO3 = Co3(NO3)2 =>
3 Co + 2 NO3 = Co3(NO3)2
WO3 + C = W + CO2 =>
2 WO3 + 3 C = 2 W + 3 CO2
PbS + O3 = PbSO4 = O2 =>
3 PbS + 4 O3 = 3 PbSO4
LiOH + (Na2HPO4) = Li2HPO4 + NaOH =>
2 LiOH + (Na2HPO4) = Li2HPO4 + 2 NaOH
()Fe + ()S8 = ()FeS =>
8()Fe + ()S8 = 8()FeS
CoCl2(aq) + K2CrO4(aq) = CoCrO4 + K2Cl2 =>
CoCl2(aq) + K2CrO4(aq) = CoCrO4 + K2Cl2
H2SeO3 + Al(OH)3 = Al2(SeO3)3 + H2O =>
3 H2SeO3 + 2 Al(OH)3 = Al2(SeO3)3 + 6 H2O
(NH4)2S2O3 + AgC2H3O2 = Ag2S2O3 + NH4C2H3O2 =>
(NH4)2S2O3 + 2 AgC2H3O2 = Ag2S2O3 + 2 NH4C2H3O2
As2O3 + H2O = HAsO2 =>
As2O3 + H2O = 2 HAsO2
Fe2SO4 + BaCl = FeCl + Ba2SO4 =>
Fe2SO4 + 2 BaCl = 2 FeCl + Ba2SO4
Al(BrO3)3 = AlBr3 + O2 =>
2 Al(BrO3)3 = 2 AlBr3 + 9 O2
X(NO3)2 + YOH = X(OH)2 + YNO3 =>
X(NO3)2 + 2 YOH = X(OH)2 + 2 YNO3
Ba(OH)2 + HSiO3 = H2O + Ba(SiO3)2 =>
Ba(OH)2 + 2 HSiO3 = 2 H2O + Ba(SiO3)2
P + H2O2 = H3(PO4) + H2O =>
2 P + 5 H2O2 = 2 H3(PO4) + 2 H2O
CuCl2 + CaCO3 + H2O = [Cu(OH)2*CuCl2] + CaCl2 + CO2 =>
2 CuCl2 + CaCO3 + H2O = [Cu(OH)2*CuCl2] + CaCl2 + CO2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C4H8N2O7 + NH4NO3 = CO2 + N2 + H2O =>
C4H8N2O7 + 5 NH4NO3 = 4 CO2 + 6 N2 + 14 H2O
HgNO3 + AlCl3 = Al(NO3)3 + HgCl =>
3 HgNO3 + AlCl3 = Al(NO3)3 + 3 HgCl
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
CaO + SO3 = CaS2 + O =>
CaO + 2 SO3 = CaS2 + 7 O
Ba + HNO3 = HBaNO3 =>
Ba + HNO3 = HBaNO3
C4H8 + Cl2 = C4H6 + HCl2 =>
C4H8 + 2 Cl2 = C4H6 + 2 HCl2
TiH2O3 + HNO3 = TiN2O7 + H2O =>
TiH2O3 + 2 HNO3 = TiN2O7 + 2 H2O
FeI2 = Fe2 + I2 =>
2 FeI2 = Fe2 + 2 I2
Pb(SO4)2 + BaI2 = Ba(SO4)2 + PbI2 =>
Pb(SO4)2 + BaI2 = Ba(SO4)2 + PbI2
CrCl2(aq) + O2 = CrO3(s) + Cl2 =>
2 CrCl2(aq) + 3 O2 = 2 CrO3(s) + 2 Cl2
Sn + H2SO4 = Sn2(SO4)2 + H2O + SO2 =>
2 Sn + 4 H2SO4 = Sn2(SO4)2 + 4 H2O + 2 SO2
NaBr + HNO3 = HBr + NaNO3 =>
NaBr + HNO3 = HBr + NaNO3
C14H6 + O2 = H2O + CO2 =>
2 C14H6 + 31 O2 = 6 H2O + 28 CO2
HCl + NaHOH = H + HOH + NaCl =>
HCl + NaHOH = H + HOH + NaCl
PdO + Cu = Pd + CuO =>
PdO + Cu = Pd + CuO
LiOH + HCl = H2OLiCl =>
LiOH + HCl = H2OLiCl
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
BO2 + H + C2H5OH = B(OC2H5)3 + H2O =>
BO2 + H + 3 C2H5OH = B(OC2H5)3 + 2 H2O
Ba(OH)2 + HSiO3 = H2O + Ba(SiO3)2 =>
Ba(OH)2 + 2 HSiO3 = 2 H2O + Ba(SiO3)2
Si + HCl + O2 = SiCl4 + H2O2 =>
Si + 4 HCl + 2 O2 = SiCl4 + 2 H2O2
Na2S2O3 + AgNO3 = Na3[Ag(S2O3)2] + NaNO3 =>
2 Na2S2O3 + AgNO3 = Na3[Ag(S2O3)2] + NaNO3
CrO4 + I + H = Cr + IH2O =>
CrO4 + 4 I + 8 H = Cr + 4 IH2O
Ba(OH)2 + HSiO3 = H2O + Ba(SiO3)2 =>
Ba(OH)2 + 2 HSiO3 = 2 H2O + Ba(SiO3)2
CuO + Ca = Cu + CaO2 =>
2 CuO + Ca = 2 Cu + CaO2
Na2[Sn(OH)6] + HCl = NaCl + SnCl4 + H2O =>
Na2[Sn(OH)6] + 6 HCl = 2 NaCl + SnCl4 + 6 H2O
Pb(NO3)2 + NaOH = Na(NO3)2 + Pb + H + O =>
Pb(NO3)2 + NaOH = Na(NO3)2 + Pb + H + O
Cr2(SO4)3 + MnI2 + KHCO3 = KIO3 + SO + KMnO4 + H2O + CO2 + K2CrO4 =>
17 Cr2(SO4)3 + 6 MnI2 + 86 KHCO3 = 12 KIO3 + 51 SO + 6 KMnO4 + 43 H2O + 86 CO2 + 34 K2CrO4
C4H7O2Na + H2O = C6H16 + CO2 + NaOH =>
2 C4H7O2Na + 2 H2O = C6H16 + 2 CO2 + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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