| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 PbO + 26 HCl = 2 KCl + 2 MnCl2 + 5 PbCl4 + 13 H2O
MnO + H2O2 = MnO2 + H2O =>
MnO + H2O2 = MnO2 + H2O
Mn + H2O = Mn2O3 + H2 =>
2 Mn + 3 H2O = Mn2O3 + 3 H2
CO2 + OH = HCO3 =>
CO2 + OH = HCO3
Au + NaClO + HCl = HAuCl4 + NaO =>
Au + 3 NaClO + HCl = HAuCl4 + 3 NaO
CuCl2 + H2O + SO2 = CuCl + H2SO4 + HCl =>
2 CuCl2 + 2 H2O + SO2 = 2 CuCl + H2SO4 + 2 HCl
TiO2 + S + O2 = Ti(SO4)2 =>
TiO2 + 2 S + 3 O2 = Ti(SO4)2
Al(s) + Cu(NO3)2(aq) = Al(NO3)3(aq) + Cu() =>
2 Al(s) + 3 Cu(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Cu()
Li(s) + H2O(l) = LiO(s) + H2(g) =>
Li(s) + H2O(l) = LiO(s) + H2(g)
K2(Cr2O7) + HI + HClO4 = KClO4 + Cr(ClO4)3 + I + H2O =>
K2(Cr2O7) + 6 HI + 8 HClO4 = 2 KClO4 + 2 Cr(ClO4)3 + 6 I + 7 H2O
Mo6 + P3 = MoP3 =>
Mo6 + 6 P3 = 6 MoP3
K2Cr2O7 + CH3OH + HCl = CrCl3 + CO2 + KCl + H2O =>
K2Cr2O7 + CH3OH + 8 HCl = 2 CrCl3 + CO2 + 2 KCl + 6 H2O
AsS2 + H2O + HClO3 = HCl + H3As2O4 + S =>
12 AsS2 + 9 H2O + 5 HClO3 = 5 HCl + 6 H3As2O4 + 24 S
Na2SO3 + H2O = SO2 + NaOH =>
Na2SO3 + H2O = SO2 + 2 NaOH
NH2OH + HgCl2 = Hg + N2O + Cl{-} + H{+} + H2O =>
2 NH2OH + 2 HgCl2 = 2 Hg + N2O + 4 Cl{-} + 4 H{+} + H2O
Pb(OH)2 + H2S = (PbOH)2S + H2O =>
2 Pb(OH)2 + H2S = (PbOH)2S + 2 H2O
SrO + Ti + O2 = SrTiO3 =>
SrO + Ti + O2 = SrTiO3
CuCl2(aq) + (NH4)2S(aq) = CuS + NH4Cl =>
CuCl2(aq) + (NH4)2S(aq) = CuS + 2 NH4Cl
NaOH + KHCO3 = NaHCO3 + KOH =>
NaOH + KHCO3 = NaHCO3 + KOH
HCOONa + CH3Cl = HCOOCH3 + NaCl =>
HCOONa + CH3Cl = HCOOCH3 + NaCl
CH3CHO + H2O = CH3CH2OH + O2 =>
2 CH3CHO + 2 H2O = 2 CH3CH2OH + O2
C2O4{2-} + MnO4{-} + H2SO4 = CO2 + Mn{2+} + SO4{2-} + H2O =>
5 C2O4{2-} + 2 MnO4{-} + 8 H2SO4 = 10 CO2 + 2 Mn{2+} + 8 SO4{2-} + 8 H2O
Na2S4O6 + HCl = NaCl + SO2 + S + H2O =>
2 Na2S4O6 + 4 HCl = 4 NaCl + 5 SO2 + 3 S + 2 H2O
NO2(g) + O(g) + H2O(l) = HNO3 =>
2 NO2(g) + O(g) + H2O(l) = 2 HNO3
H2SO4 + Fe = Fe2SO4 + H2 =>
H2SO4 + 2 Fe = Fe2SO4 + H2
Mn3O4 = Mn4 + O2 =>
4 Mn3O4 = 3 Mn4 + 8 O2
Ca(H2PO4)2 + AgNO3 = Ca(NO3)2 + AgH2PO4 =>
Ca(H2PO4)2 + 2 AgNO3 = Ca(NO3)2 + 2 AgH2PO4
Cu(l) + FeSO4 = Cu(l)FeSO4 =>
Cu(l) + FeSO4 = Cu(l)FeSO4
C4H12N2S + O2 = H2O + CO2 + NO2 + SO2 =>
C4H12N2S + 10 O2 = 6 H2O + 4 CO2 + 2 NO2 + SO2
KMnO4 + CuSO4 = Cu(MnO4)2 + K2SO4 =>
2 KMnO4 + CuSO4 = Cu(MnO4)2 + K2SO4
CdS2 = Cd + S =>
CdS2 = Cd + 2 S
H3Po4(aq) + KOH(aq) = H2O(l) + K3Po4(aq) =>
H3Po4(aq) + 3 KOH(aq) = 3 H2O(l) + K3Po4(aq)
Cu + PbNo3 = CuNo3 + Pb =>
Cu + PbNo3 = CuNo3 + Pb
Sn + HNO3 = Sn2O + NO2 + H2O =>
2 Sn + 2 HNO3 = Sn2O + 2 NO2 + H2O
C10H12O2 + NH4Cl = C10H15N(HCl) + O2 =>
C10H12O2 + NH4Cl = C10H15N(HCl) + O2
CrS + O2 = Cr2O2 + SO2 =>
2 CrS + 3 O2 = Cr2O2 + 2 SO2
FeI2 + (NH4)2S = FeS + (NH4)I =>
FeI2 + (NH4)2S = FeS + 2(NH4)I
CH3COOH + CH3OH = CH3COOCH3H2O =>
CH3COOH + CH3OH = CH3COOCH3H2O
Cr2O7{2-} + C2O4{-} + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 6 C2O4{-} + 14 H{+} = 2 Cr{3+} + 12 CO2 + 7 H2O
MgNH4PO4 + HCl = MgCl2 + NH4Cl + H3PO4 =>
MgNH4PO4 + 3 HCl = MgCl2 + NH4Cl + H3PO4
CH3OH + HCl + Zn = CH4 + H2O + ZnCl2 =>
CH3OH + 2 HCl + Zn = CH4 + H2O + ZnCl2
CO2 + Na2SO4 + Na2MnO4 = MnSO4 + Na2CO3 + O2 =>
2 CO2 + Na2SO4 + Na2MnO4 = MnSO4 + 2 Na2CO3 + O2
CU + (NH4)2S + H2SO4 = CUS + (NH4)2SO4 + H2O =>
4 CU + 3(NH4)2S + 4 H2SO4 = 4 CUS + 3(NH4)2SO4 + 4 H2O
Cu2O + H2O = Cu + HO =>
Cu2O + H2O = 2 Cu + 2 HO
NaHCO3 + Ca(NO3)2 = NaNO3 + CaCO3 + HCO3 + H =>
2 NaHCO3 + Ca(NO3)2 = 2 NaNO3 + CaCO3 + HCO3 + H
Na2S + Na2CrO4 + H2O = S + Na(Cr(OH)4(H2O)2) + NaOH =>
3 Na2S + 2 Na2CrO4 + 12 H2O = 3 S + 2 Na(Cr(OH)4(H2O)2) + 8 NaOH
Hydrogen + Nitrogen = Ammonia =>
3 H2 + N2 = 2 NH3
H2SO4 + Fe = Fe2SO4 + H2 =>
H2SO4 + 2 Fe = Fe2SO4 + H2
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + NaCl =>
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + 2 NaCl
NBr3 + NaOH = NaBr + N + HOBr =>
2 NBr3 + 3 NaOH = 3 NaBr + 2 N + 3 HOBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/10/24
Équations équilibrées sur08/09/23
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