| Équations équilibrées la veille |
2 AlN + Na2S = Al2S + 2 NaN
Cr2O3 + Si = Cr + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
C14H10O + O2 = CO + H2O =>
C14H10O + 9 O2 = 14 CO + 5 H2O
NaCO3H + C7H6O2 = NaC7H5O2 + H2CO3 =>
NaCO3H + C7H6O2 = NaC7H5O2 + H2CO3
H2C2O4 + Mg(OH)2 = Mg2(C2O4)2 + H2O =>
2 H2C2O4 + 2 Mg(OH)2 = Mg2(C2O4)2 + 4 H2O
KCO3 + FeBr3 = KBr3 + Fe(CO3) =>
KCO3 + FeBr3 = KBr3 + Fe(CO3)
CH3CH(OH)CH3 + Cr2O72{-} + H{+} = CH3COCH3(acetone) + Cr3{+} + H2O =>
427 CH3CH(OH)CH3 + 6 Cr2O72{-} + 10 H{+} = 427 CH3COCH3(acetone) + 4 Cr3{+} + 432 H2O
K2S + ZnCl2 = ZnS + K2Cl2 =>
K2S + ZnCl2 = ZnS + K2Cl2
Cr2S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2CrO4 + NaMnO4 + N2SO4 =>
Cr2S3 + 24 Mn(NO3)2 + 14 Na2CO3 = 42 NO + 14 CO2 + 2 Na2CrO4 + 24 NaMnO4 + 3 N2SO4
Mg(OH)2 + I2 = MgI2 + H2O + O2 =>
2 Mg(OH)2 + 2 I2 = 2 MgI2 + 2 H2O + O2
[Cu(NH3)4](oh)2 + K4Fe(CN)6 = Cu2Fe(CN)6 + K4 + (NH3)4 =>
[Cu(NH3)4](oh)2 + K4Fe(CN)6 = Cu2Fe(CN)6 + K4 + 2(NH3)4
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
Pb(NO3)2 + RbCl = PbCl2 + RbNO3 =>
Pb(NO3)2 + 2 RbCl = PbCl2 + 2 RbNO3
C6O6H8 = C6O6H6 + H =>
C6O6H8 = C6O6H6 + 2 H
C9H8O4 + NaHCO3 = C9H7NaO4 + H2CO3 =>
C9H8O4 + NaHCO3 = C9H7NaO4 + H2CO3
Ni5 + Na3Cl = NiCl2 + Na =>
Ni5 + 10 Na3Cl = 5 NiCl2 + 30 Na
(CH3OH) + O2 = CO + H2O =>
(CH3OH) + O2 = CO + 2 H2O
LiOH(ac) + HCl(ac) = LiCl(ac) + H2O =>
LiOH(ac) + HCl(ac) = LiCl(ac) + H2O
AlFe3 + NaOH = Al(OH)3 + NaFe =>
AlFe3 + 3 NaOH = Al(OH)3 + 3 NaFe
KMnO4 + KOH + K2SO3 = K2MnO2 + K2SO4 + H2O =>
2 KMnO4 + 2 KOH + 5 K2SO3 = 2 K2MnO2 + 5 K2SO4 + H2O
KOH + F = KF + F2O + H2O =>
2 KOH + 4 F = 2 KF + F2O + H2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
C3H8O3 + NaOH = C3H5O3Na3 + H2O =>
C3H8O3 + 3 NaOH = C3H5O3Na3 + 3 H2O
BaCI + KCIO3 = Ba(CIO) + KCI =>
3 BaCI + KCIO3 = 3 Ba(CIO) + KCI
C6H5C3H7 + Br2 = C6H5C3H6Br + HBr =>
C6H5C3H7 + Br2 = C6H5C3H6Br + HBr
C5H8 + Cl2 = C + HCl =>
C5H8 + 4 Cl2 = 5 C + 8 HCl
Ba(CH3CO2)2 + CaCl2 = BaCl2 + Ca(CH3CO2)2 =>
Ba(CH3CO2)2 + CaCl2 = BaCl2 + Ca(CH3CO2)2
(NH4)4[Fe(CN6)] + MgMnO4 + KOH = MgO + MnO + NO + Fe2O3 + K2CO3 + H2O =>
4(NH4)4[Fe(CN6)] + 43 MgMnO4 + 8 KOH = 43 MgO + 43 MnO + 40 NO + 2 Fe2O3 + 4 K2CO3 + 36 H2O
MgCl2(aq) + NaOH(aq) = Mg(OH)2(s) + NaCl(aq) =>
MgCl2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaCl(aq)
Sodiumiodide + bariumchloride = sodiumchloride + bariumiodide =>
2 NaI + BaCl2 = 2 NaCl + BaI2
Ag(H3CCOO)(aq) + K2CrO4(aq) = Ag2CrO4(s) + K(H3CCOO)(aq) =>
2 Ag(H3CCOO)(aq) + K2CrO4(aq) = Ag2CrO4(s) + 2 K(H3CCOO)(aq)
H2Te + O2 = TeO2 + H2O =>
2 H2Te + 3 O2 = 2 TeO2 + 2 H2O
NH4Br + Sr(OH)2 = SrBr2 + H2O + NH3 =>
2 NH4Br + Sr(OH)2 = SrBr2 + 2 H2O + 2 NH3
Mg(NO3)2 + PbI2 = MgI2 + Pb(NO3)2 =>
Mg(NO3)2 + PbI2 = MgI2 + Pb(NO3)2
Bi2(SO4)3 = SO3 + Bi2O3 =>
Bi2(SO4)3 = 3 SO3 + Bi2O3
Cr3P2 = Cr + P =>
Cr3P2 = 3 Cr + 2 P
Cu(OH)2 + HCl = H2O + Cu(OH)Cl =>
Cu(OH)2 + HCl = H2O + Cu(OH)Cl
CO2 + HCO3{-} + NH4{+} + HPO4{2-} + H2O = C106H181O45N16P + O2 =>
92 CO2 + 14 HCO3{-} + 16 NH4{+} + HPO4{2-} + 51 H2O = C106H181O45N16P + 118 O2
CrBr2 + Ni(NO3)2 = Cr(NO3)2 + NiBr2 =>
CrBr2 + Ni(NO3)2 = Cr(NO3)2 + NiBr2
NH3CN = NH2 + HCN =>
NH3CN = NH2 + HCN
CH3COOC5H11 + NaHCO3 = CH3COONa + C2H5OH + CO2 =>
2 CH3COOC5H11 + 5 NaHCO3 = 5 CH3COONa + 3 C2H5OH + 3 CO2
NaCr + CuC2H3O2 = NaC2H3O2 + CuCr =>
NaCr + CuC2H3O2 = NaC2H3O2 + CuCr
C2H5OC2H5 + H2O = C2H5OH =>
C2H5OC2H5 + H2O = 2 C2H5OH
C2HCl3O + C6H5Cl = C14H9Cl5 + H2O =>
C2HCl3O + 2 C6H5Cl = C14H9Cl5 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HNO3 + H2O + As2S3 = H3AsO4 + H2SO4 + NO =>
28 HNO3 + 4 H2O + 3 As2S3 = 6 H3AsO4 + 9 H2SO4 + 28 NO
LiOH + FeSO4 = Li2SO4 + Fe(OH)2 =>
2 LiOH + FeSO4 = Li2SO4 + Fe(OH)2
HCl + HIO3 = Cl2 + IOCl + H2O =>
3 HCl + HIO3 = Cl2 + IOCl + 2 H2O
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