Équations équilibrées la veille |
6 AlCl3 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 18 Cl + 3 Al2(SO4) + 7 H2O
K2Cr2O7 + KI + HCl = CrCl + KCl + I2 + H2O =>
K2Cr2O7 + 10 KI + 14 HCl = 2 CrCl + 12 KCl + 5 I2 + 7 H2O
K2S + Li = Li2S + K =>
K2S + 2 Li = Li2S + 2 K
Al(s) + Fe2O3(s) = Fe(l) + Al2O3(s) =>
2 Al(s) + Fe2O3(s) = 2 Fe(l) + Al2O3(s)
NaBr + Ca(OH)2 = NaOH + CaBr2 =>
2 NaBr + Ca(OH)2 = 2 NaOH + CaBr2
SO3H2 + LiOH = SO3Li2 + H2O =>
SO3H2 + 2 LiOH = SO3Li2 + 2 H2O
C7H6O3 + FeNO3 = FeOH + N2 + CO2 + H2O =>
5 C7H6O3 + 28 FeNO3 = 28 FeOH + 14 N2 + 35 CO2 + H2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
SrO + H2O = Sr(OH)2 =>
SrO + H2O = Sr(OH)2
Li2O + Al2O3 + SiO2 = LiAlSiO4 =>
Li2O + Al2O3 + 2 SiO2 = 2 LiAlSiO4
CsClO3 + PbI2 = CsI + Pb(ClO3)2 =>
2 CsClO3 + PbI2 = 2 CsI + Pb(ClO3)2
Mo(OH)3 + HO2{-} + OH{-} = MoO4{2-} + H2O =>
2 Mo(OH)3 + 3 HO2{-} + OH{-} = 2 MoO4{2-} + 5 H2O
H{+} + FeHPO3 + Cr2O7{2-} = Cr{3+} + H3PO4 + Fe{3+} + H2O =>
14 H{+} + 2 FeHPO3 + Cr2O7{2-} = 2 Cr{3+} + 2 H3PO4 + 2 Fe{3+} + 5 H2O
NH4Cl + H2O = H3O + NH3 + Cl =>
NH4Cl + H2O = H3O + NH3 + Cl
(NH4)2(SO4) + BaCl2 = (NH4)Cl + Ba(SO4) =>
(NH4)2(SO4) + BaCl2 = 2(NH4)Cl + Ba(SO4)
Al2(OH)4SO4 + HNO3 = Al(NO3)3 + Al2(SO4)3 + H2O =>
3 Al2(OH)4SO4 + 12 HNO3 = 4 Al(NO3)3 + Al2(SO4)3 + 12 H2O
NaClO4 + Pb(NO3)2 = Na(NO3)2 + PbClO4 =>
NaClO4 + Pb(NO3)2 = Na(NO3)2 + PbClO4
NH4Cl + H2O = H3O + NH3 + Cl =>
NH4Cl + H2O = H3O + NH3 + Cl
SO2 + NO + H3AsO4 + H2O = HNO3 + As2S3 =>
9 SO2 + 22 NO + 6 H3AsO4 + 2 H2O = 22 HNO3 + 3 As2S3
KNO2 + NaI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 KNO2 + 2 NaI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
SO2 + NO + H3AsO4 + H2O = HNO3 + As2S3 =>
9 SO2 + 22 NO + 6 H3AsO4 + 2 H2O = 22 HNO3 + 3 As2S3
Sb + N2 = SbN3 =>
2 Sb + 3 N2 = 2 SbN3
Zn(OH)2 + CH3OOH = Zn(CH3OO)2 + H2O =>
Zn(OH)2 + 2 CH3OOH = Zn(CH3OO)2 + 2 H2O
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
LiBr + Pb(CH3COO)2 = LiCH3COO + PbBr2 =>
2 LiBr + Pb(CH3COO)2 = 2 LiCH3COO + PbBr2
HCl + NaOH = HOH + NaCl =>
HCl + NaOH = HOH + NaCl
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
Fe + HCl = FeCl20 + H2 =>
Fe + 20 HCl = FeCl20 + 10 H2
C2H2S + O2 = CO2 + H2O + SO2 =>
2 C2H2S + 7 O2 = 4 CO2 + 2 H2O + 2 SO2
Ae2(SO4)3 + Ba(NO3)2 = Ae(NO3)3 + BaSO4 =>
Ae2(SO4)3 + 3 Ba(NO3)2 = 2 Ae(NO3)3 + 3 BaSO4
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
(CH2O)106(NH3)16(H3PO4) + O2 = CO2 + HNO3 + H3PO4 + H2O =>
(CH2O)106(NH3)16(H3PO4) + 138 O2 = 106 CO2 + 16 HNO3 + H3PO4 + 122 H2O
Ca + HNO3 + H2O = Ca(NO3)2*5H2O + NO =>
3 Ca + 8 HNO3 + 11 H2O = 3 Ca(NO3)2*5H2O + 2 NO
Li2CO3 + Mg(ClO3)2 = Li(ClO3) + MgCO3 =>
Li2CO3 + Mg(ClO3)2 = 2 Li(ClO3) + MgCO3
C2H5Br3 + Zn = ZnBr2 + C2H5 =>
2 C2H5Br3 + 3 Zn = 3 ZnBr2 + 2 C2H5
Pb(s) + Cl(aq) = PbCl =>
Pb(s) + Cl(aq) = PbCl
AgN + KPh = AgPh + KN =>
AgN + KPh = AgPh + KN
KNO2 + NaI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 KNO2 + 2 NaI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
HIO3 + H2O = H2O2 + I2 =>
2 HIO3 + 4 H2O = 5 H2O2 + I2
SO2 + HBr = SBr4 + H2O =>
SO2 + 4 HBr = SBr4 + 2 H2O
AlCl + CuOH = AlOH + CuCl =>
AlCl + CuOH = AlOH + CuCl
Ca(H2PO4)2(ac) + BaCl2(ac) = CaCl2(ac) + Ba(H2PO4)2(ac) =>
Ca(H2PO4)2(ac) + BaCl2(ac) = CaCl2(ac) + Ba(H2PO4)2(ac)
NaHS = NaH + S =>
NaHS = NaH + S
HgS + O2 = SO2 + Hg =>
HgS + O2 = SO2 + Hg
CaBr2 + Al2(SO4)3 = CaSO4 + AlBr3 =>
3 CaBr2 + Al2(SO4)3 = 3 CaSO4 + 2 AlBr3
Fe(NO3)3 + Na2CO3 = Fe2(CO3)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaNO3
NaN5 = Na + N2 =>
2 NaN5 = 2 Na + 5 N2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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