| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CaO + CO2
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
KHCO3 + MgCl2 = MgCO3 + KCl + HCl =>
KHCO3 + MgCl2 = MgCO3 + KCl + HCl
BaCl2 + Na2(CrO4) = Ba(CrO4) + NaCl =>
BaCl2 + Na2(CrO4) = Ba(CrO4) + 2 NaCl
Cu + CHCl3 = CuCl2 + CH =>
3 Cu + 2 CHCl3 = 3 CuCl2 + 2 CH
C2H5OH + SiO2 = Si(OC2H5)4 + H2O =>
4 C2H5OH + SiO2 = Si(OC2H5)4 + 2 H2O
Pb(NO3)2(aq)HBr(aq) = PbBr(s)H(NO3)2(aq) =>
Pb(NO3)2(aq)HBr(aq) = PbBr(s)H(NO3)2(aq)
Co(OH)2 + NaOH = Na2[Co(OH)4] =>
Co(OH)2 + 2 NaOH = Na2[Co(OH)4]
ZnSO4{2+} + EDTA{4-} = ZnSO4(EDTA){2-} =>
ZnSO4{2+} + EDTA{4-} = ZnSO4(EDTA){2-}
U + Te = U3Te7 =>
3 U + 7 Te = U3Te7
CuCI2 + Fe = Cu + FeCI2 =>
CuCI2 + Fe = Cu + FeCI2
Na3AlF6 + NaOH = NaF + NaAlO2 + H2O =>
Na3AlF6 + 4 NaOH = 6 NaF + NaAlO2 + 2 H2O
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
KNO3 + H2SO4 = HNO3 + KHSO4 =>
KNO3 + H2SO4 = HNO3 + KHSO4
CuO + FeO = Cu2O + Fe2O3 =>
2 CuO + 2 FeO = Cu2O + Fe2O3
PbO2 + Al2 = Al2O3 + Pb =>
3 PbO2 + 2 Al2 = 2 Al2O3 + 3 Pb
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
AlBr2 = Al + Br =>
AlBr2 = Al + 2 Br
AgCl + H2O = Ag + HClO3 + HCl =>
6 AgCl + 3 H2O = 6 Ag + HClO3 + 5 HCl
HClO3 + NaOH = NaClO3 + H2O =>
HClO3 + NaOH = NaClO3 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Ca + NH3 = CaH2 + Ca3N2 =>
6 Ca + 2 NH3 = 3 CaH2 + Ca3N2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH4Cl + K2[HgI4] + KOH = [Hg2N]I*H2O + KI + KCl + H2O =>
NH4Cl + 2 K2[HgI4] + 4 KOH = [Hg2N]I*H2O + 7 KI + KCl + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Al2(SO4)3 + HCOOH = Al(HCOO)3 + H2SO4 =>
Al2(SO4)3 + 6 HCOOH = 2 Al(HCOO)3 + 3 H2SO4
AgNO3 + K2Cr2O4 = AgCr2O4 + NO3K2 =>
AgNO3 + K2Cr2O4 = AgCr2O4 + NO3K2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
C28H15N9O16S2{-2} + O2 = CO2 + H2O + N2 + SO4{-2} + H{+} =>
4 C28H15N9O16S2{-2} + 109 O2 = 112 CO2 + 26 H2O + 18 N2 + 8 SO4{-2} + 8 H{+}
Fe(s) + HCl(aq) = H2(g) + FeCl3(aq) =>
2 Fe(s) + 6 HCl(aq) = 3 H2(g) + 2 FeCl3(aq)
Pb(CH3COO)2 + PbO + H2O = Pb(OH)CH3COO =>
Pb(CH3COO)2 + PbO + H2O = 2 Pb(OH)CH3COO
AgNO3 + CN = Ag(CN)2 + NO3 =>
AgNO3 + 2 CN = Ag(CN)2 + NO3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
KI + AgNO3 = K(NO3)2 + Ag2I =>
KI + 2 AgNO3 = K(NO3)2 + Ag2I
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
AgCl + Na2(S2O3) = Ag2(S2O3) + NaCl =>
2 AgCl + Na2(S2O3) = Ag2(S2O3) + 2 NaCl
ZrO2 + HNO3 = Zr(NO3)4 + H2O =>
ZrO2 + 4 HNO3 = Zr(NO3)4 + 2 H2O
K2HgI4 + CuSO4 = K2SO4 + CuHgI4 =>
K2HgI4 + CuSO4 = K2SO4 + CuHgI4
[Fe(CN)6]{3-} + Ag + Br{-} = [Fe(CN)6]{4-} + AgBr =>
[Fe(CN)6]{3-} + Ag + Br{-} = [Fe(CN)6]{4-} + AgBr
NH4NO3NaOH = NaNO3 + NH3 + H2O =>
NH4NO3NaOH = NaNO3 + NH3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/01/25
Équations équilibrées sur03/03/24
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