| Équations équilibrées la veille |
Li2SO3 + 2 HI = 2 LiI + H2O + SO2
CH2O + NaOH = HCO2Na + CH3OH =>
2 CH2O + NaOH = HCO2Na + CH3OH
PbS + Na2CO3 = PbCO3 + Na2S =>
PbS + Na2CO3 = PbCO3 + Na2S
CH3CH2COOH + K2O = (CH3CH2COO)K + H2O =>
2 CH3CH2COOH + K2O = 2(CH3CH2COO)K + H2O
KClO3{-} = KCl{-} + O2 =>
2 KClO3{-} = 2 KCl{-} + 3 O2
Al2(SO4)3 + H2CO3 = Al2(CO3)3 + H2SO4 =>
Al2(SO4)3 + 3 H2CO3 = Al2(CO3)3 + 3 H2SO4
KClO3{-} = KCl{-} + O2 =>
2 KClO3{-} = 2 KCl{-} + 3 O2
Re2O7 + CO = ReO3 + CO2 =>
Re2O7 + CO = 2 ReO3 + CO2
C3H7COOH + Br2 = C3H7COOBr + HBr =>
C3H7COOH + Br2 = C3H7COOBr + HBr
IrBr3 + AgC2H3O2 = AgBr + Ir(C2H3O2)3 =>
IrBr3 + 3 AgC2H3O2 = 3 AgBr + Ir(C2H3O2)3
CaCl2 + (NH4)2C2O4 = NH4Cl + CaC2O4 =>
CaCl2 + (NH4)2C2O4 = 2 NH4Cl + CaC2O4
CuO + H2SO4 = (CuSO4)2 + H2O =>
2 CuO + 2 H2SO4 = (CuSO4)2 + 2 H2O
HClO4 + FeS = Fe(ClO4)3 + H2SO4 + HCl + H2O =>
33 HClO4 + 8 FeS = 8 Fe(ClO4)3 + 8 H2SO4 + 9 HCl + 4 H2O
Hg + CaCl2 = Ca + HgCl2 =>
Hg + CaCl2 = Ca + HgCl2
Ni(NO3)2 + Na2HPO4 = Ni3(PO4)2 + NaNO3 + HNO3 =>
3 Ni(NO3)2 + 2 Na2HPO4 = Ni3(PO4)2 + 4 NaNO3 + 2 HNO3
Na2CrO4 + CuSO4 = CuCrO4 + Na2SO4 =>
Na2CrO4 + CuSO4 = CuCrO4 + Na2SO4
C19H15Cl + CH3OH = (C6H5)3COCH3 + HCl =>
C19H15Cl + CH3OH = (C6H5)3COCH3 + HCl
Fe2O3 + Cl2O7 = Fe(ClO4)3 =>
Fe2O3 + 3 Cl2O7 = 2 Fe(ClO4)3
Pb(SO4)2 + Na3PO4 = Pb3(PO4)4 + Na2SO4 =>
3 Pb(SO4)2 + 4 Na3PO4 = Pb3(PO4)4 + 6 Na2SO4
Na4C + O2 = Na2O + CO2 =>
Na4C + 2 O2 = 2 Na2O + CO2
Na2CO3(l) + HCl(l) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(l) + 2 HCl(l) = CO2(g) + H2O(l) + 2 NaCl(aq)
Mn2[Fe(CN)6] + HCl = MnCl2 + HCN + FeCl2 =>
Mn2[Fe(CN)6] + 6 HCl = 2 MnCl2 + 6 HCN + FeCl2
CH3COOC3H7 + NaOH = C3H7OH + CH3COONa =>
CH3COOC3H7 + NaOH = C3H7OH + CH3COONa
Ag + H2SO4 = Ag{+} + SO4{2-} + SO2 + H2O =>
2 Ag + 2 H2SO4 = 2 Ag{+} + SO4{2-} + SO2 + 2 H2O
FeCl3 + KSCN + Na2HPO4 = NaSCN + KCl + Fe2(HPO4)3 =>
2 FeCl3 + 6 KSCN + 3 Na2HPO4 = 6 NaSCN + 6 KCl + Fe2(HPO4)3
C5H10 + CH3COOH = CH3COOCH3 =>
C5H10 + 5 CH3COOH = 5 CH3COOCH3
CCl2F2 + Na2C2O4 = C + CO2 + NaCl + NaF =>
CCl2F2 + 2 Na2C2O4 = C + 4 CO2 + 2 NaCl + 2 NaF
Cu + C2H5NS = CuS + C2H5N =>
Cu + C2H5NS = CuS + C2H5N
Ba + MnO2 = BaO + Mn =>
2 Ba + MnO2 = 2 BaO + Mn
CuS + Ba(OH)2 = BaS + Cu(OH)2 =>
CuS + Ba(OH)2 = BaS + Cu(OH)2
Fe{3+} + Ba = Ba{2+} + Fe =>
2 Fe{3+} + 3 Ba = 3 Ba{2+} + 2 Fe
BiCl3 + NaOH = Bi(OH)3 + NaCl =>
BiCl3 + 3 NaOH = Bi(OH)3 + 3 NaCl
C4H9OH + Br2 = C4H8Br2 + H2O =>
C4H9OH + Br2 = C4H8Br2 + H2O
Cr + I2 = CrI3 =>
2 Cr + 3 I2 = 2 CrI3
Cu + C2H5NS = CuS + C2H5N =>
Cu + C2H5NS = CuS + C2H5N
HOOC{-}COOH + KOH = KOOC{-}COOK + H2O =>
HOOC{-}COOH + KOH = KOOC{-}COOK + H2O
FeSO4 + Ca(NO3)2 + H2SO4 = Fe2(SO4)3 + CaSO4 + NO + H2O =>
6 FeSO4 + Ca(NO3)2 + 4 H2SO4 = 3 Fe2(SO4)3 + CaSO4 + 2 NO + 4 H2O
K2 + RbOH = KOH + Rb2 =>
K2 + 2 RbOH = 2 KOH + Rb2
Mg(NO3)2 + Na2(CrO4) = Mg(CrO4) + Na(NO3) =>
Mg(NO3)2 + Na2(CrO4) = Mg(CrO4) + 2 Na(NO3)
Cu(SO4) + Na(NO3) = Cu(NO3) + Na(SO4) =>
Cu(SO4) + Na(NO3) = Cu(NO3) + Na(SO4)
C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2 =>
C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2
NaOH + H2(CO3) = Na2CO3 + H2O =>
2 NaOH + H2(CO3) = Na2CO3 + 2 H2O
AgCl + CN{-} = Ag(CN)2{-} + Cl{-} =>
AgCl + 2 CN{-} = Ag(CN)2{-} + Cl{-}
Ca(NO3)2 + NaH2PO4 = Ca(H2PO4)2 + Na(NO3) =>
Ca(NO3)2 + 2 NaH2PO4 = Ca(H2PO4)2 + 2 Na(NO3)
Fe(ClO3)3 + Al2S3 = Fe2S3 + Al(ClO3)3 =>
2 Fe(ClO3)3 + Al2S3 = Fe2S3 + 2 Al(ClO3)3
VO + Pt = PtO2 + V =>
2 VO + Pt = PtO2 + 2 V
K2Cr2O7 + KHSO3 + HCl = KHSO4 + KCl + CrCl3 + H2O =>
K2Cr2O7 + 3 KHSO3 + 8 HCl = 3 KHSO4 + 2 KCl + 2 CrCl3 + 4 H2O
K4[Fe(CN)6] + NiSO4 = Ni2[Fe(CN)6] + K2SO4 =>
K4[Fe(CN)6] + 2 NiSO4 = Ni2[Fe(CN)6] + 2 K2SO4
HI + HgOH = HgI + H2O =>
HI + HgOH = HgI + H2O
CuSO4 + Ca3(PO4)2 = Cu3(PO4)2 + CaSO4 =>
3 CuSO4 + Ca3(PO4)2 = Cu3(PO4)2 + 3 CaSO4
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Équations équilibrées sur10/30/24
Équations équilibrées sur11/29/23
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