| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Mg + P = Mg3P =>
3 Mg + P = Mg3P
H2S + MgCl2 = H2 + MgS2 + HCl =>
2 H2S + MgCl2 = H2 + MgS2 + 2 HCl
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2O + H2SO4 + NO =>
3 CuFeS2 + 32 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)3 + 10 H2O + 6 H2SO4 + 17 NO
Be(NO3)2 + Be(OH)2 = BeOHNO3 =>
Be(NO3)2 + Be(OH)2 = 2 BeOHNO3
LiHCO3 + HCl = LiHCl2 + H2CO3 =>
LiHCO3 + 2 HCl = LiHCl2 + H2CO3
Cr(IO3)3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 Cr(IO3)3 + 28 KOH + 9 Cl2 = 2 K2CrO4 + 6 KIO4 + 18 KCl + 14 H2O
HSO4 + KOH = KSO4 + H2O =>
HSO4 + KOH = KSO4 + H2O
Ca2{+} + O2{-} = CaO =>
Ca2{+} + O2{-} = 2 CaO
V2O5 + HCl + H2O = [VO(H2O)5]{2+} + Cl{-} + Cl2 =>
V2O5 + 6 HCl + 7 H2O = 2[VO(H2O)5]{2+} + 4 Cl{-} + Cl2
Sn + H = HSn =>
Sn + H = HSn
MgO + HCl = OH + MgCl =>
MgO + HCl = OH + MgCl
Hl = Hl2 =>
2 Hl = Hl2
Nb2O5 + NH4(NO3)2 = Nb(NO3)5 + N2 + H2O =>
8 Nb2O5 + 50 NH4(NO3)2 = 16 Nb(NO3)5 + 35 N2 + 100 H2O
KOH(aq) = K + OH =>
KOH(aq) = K + OH
Sn + CO2 = SnO2 + CO =>
Sn + 2 CO2 = SnO2 + 2 CO
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + H2O + Na2SO4 =>
Na2Zn(OH)4 + H2SO4 = Zn(OH)2 + 2 H2O + Na2SO4
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2 =>
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2
CuS + NH4OH = [Cu(NH3)4]S + H2O =>
CuS + 4 NH4OH = [Cu(NH3)4]S + 4 H2O
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
Hg + HI = HgI + H2 =>
2 Hg + 2 HI = 2 HgI + H2
(NH4)CNO = CO(NH2)2 =>
(NH4)CNO = CO(NH2)2
SO2 + Pb(OH)2 = PbSO3 + H2O =>
SO2 + Pb(OH)2 = PbSO3 + H2O
C + P = CP =>
C + P = CP
UO2(s) + HF = UF4 + H2O =>
UO2(s) + 4 HF = UF4 + 2 H2O
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
KClO4 + P = P4O10 + KCl =>
5 KClO4 + 8 P = 2 P4O10 + 5 KCl
PCl2 = P2Cl3 + Cl2 =>
4 PCl2 = 2 P2Cl3 + Cl2
HY + HNO3 = HYO3 + NO2 + H2O =>
HY + 6 HNO3 = HYO3 + 6 NO2 + 3 H2O
Cs + HBr = CsBr + H =>
Cs + HBr = CsBr + H
Na2SO3 + H2O + BaCl2 = BaSO4 + NaCl + H =>
Na2SO3 + H2O + BaCl2 = BaSO4 + 2 NaCl + 2 H
Hg2(NO3)2 + KI = K(NO3)2 + Hg2I =>
Hg2(NO3)2 + KI = K(NO3)2 + Hg2I
AuS + HCl = AuCl2 + H2S =>
AuS + 2 HCl = AuCl2 + H2S
Na2B4O7 + HBr + H2O = H3BO3 + NaBr =>
Na2B4O7 + 2 HBr + 5 H2O = 4 H3BO3 + 2 NaBr
Mg(CN)2 + HCl = HCN + MgCl2 =>
Mg(CN)2 + 2 HCl = 2 HCN + MgCl2
Ca(ClO2) + H2O = Ca + OH + HClO2 =>
Ca(ClO2) + H2O = Ca + OH + HClO2
As2(SO4)3 + H2O = As(OH)3 + H2SO4 =>
As2(SO4)3 + 6 H2O = 2 As(OH)3 + 3 H2SO4
CoBr3(aq) + K2S(aq) = Co2S3(aq) + KBr(aq) =>
2 CoBr3(aq) + 3 K2S(aq) = Co2S3(aq) + 6 KBr(aq)
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
SnS2 = Sn + S =>
SnS2 = Sn + 2 S
C70 + H2O = CH4 + CO2 =>
C70 + 70 H2O = 35 CH4 + 35 CO2
HCl + KCIO3 = KCI + Cl2 + H2O =>
6 HCl + KCIO3 = KCI + 3 Cl2 + 3 H2O
Mg(NO3)2 + Na2CO3 = MgCO3 + NaNO3 =>
Mg(NO3)2 + Na2CO3 = MgCO3 + 2 NaNO3
NH3NO3 + NaOH = NaNO3 + NH3 + H2O =>
8 NH3NO3 + 9 NaOH = 9 NaNO3 + 7 NH3 + 6 H2O
CuO + ClO2 = CuClO3 =>
CuO + ClO2 = CuClO3
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
NO2 + H2O = HNO3 + H1 =>
NO2 + H2O = HNO3 + H1
Al + HS = AlS + H2 =>
2 Al + 2 HS = 2 AlS + H2
MnO2 + CO = Mn2O3 + CO2 =>
2 MnO2 + CO = Mn2O3 + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/01/24
Équations équilibrées sur12/31/23
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