Équations équilibrées la veille |
Pb(NO3)2(aq) + Li2S(aq) = 2 LiNO3 + PbS
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AgClO3 + Cl2 = AgCl + ClO2 =>
4 AgClO3 + 3 Cl2 = 4 AgCl + 6 ClO2
Fe + Br2 = (FeBr2) =>
Fe + Br2 = (FeBr2)
C9H12 + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + C9H6O6 + K2SO4 + H2O =>
C9H12 + 12 H2SO4 + 3 K2Cr2O7 = 3 Cr2(SO4)3 + C9H6O6 + 3 K2SO4 + 15 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Na2O4 + H2O = NaOH + HO4 =>
7 Na2O4 + 10 H2O = 14 NaOH + 6 HO4
CH3CHO + NaOH = CH3CH2OH + CH3COONa =>
2 CH3CHO + NaOH = CH3CH2OH + CH3COONa
Mn3 + H2O = Mn(OH)3 + H2 =>
2 Mn3 + 18 H2O = 6 Mn(OH)3 + 9 H2
Rb2Cr2O7 + ZnSO4 = Rb2SO4 + ZnCr2O7 =>
Rb2Cr2O7 + ZnSO4 = Rb2SO4 + ZnCr2O7
KMnO4 + K3[Al(C2O4)3]*3H2O + H2SO4 = K2SO4 + CO2 + MnSO4 + Al + H2O =>
3 KMnO4 + 5 K3[Al(C2O4)3]*3H2O + 12 H2SO4 = 9 K2SO4 + 30 CO2 + 3 MnSO4 + 5 Al + 27 H2O
AgCN + H3O{+} = H2O + Ag{+} + HCN =>
AgCN + H3O{+} = H2O + Ag{+} + HCN
NH4Cl(aq) + Pb(NO3)2(aq) = NH4(NO3)2 + PbCl(aq) =>
NH4Cl(aq) + Pb(NO3)2(aq) = NH4(NO3)2 + PbCl(aq)
Fe2O3 + Cl2 = FeCl3 + O2 =>
2 Fe2O3 + 6 Cl2 = 4 FeCl3 + 3 O2
Zr(OH)4(s) + HNO3(aq) = Zr(NO3)4(aq) + HOH =>
Zr(OH)4(s) + 4 HNO3(aq) = Zr(NO3)4(aq) + 4 HOH
Ca(NO3)2(aq) + KBr(aq) = KNO3(aq) + CaBr2(aq) =>
Ca(NO3)2(aq) + 2 KBr(aq) = 2 KNO3(aq) + CaBr2(aq)
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
KMnO4 + C2H5OH + H2SO4 = K2SO4 + MnSO4 + CH2COOH + H2O =>
2 KMnO4 + 2 C2H5OH + 3 H2SO4 = K2SO4 + 2 MnSO4 + 2 CH2COOH + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
PbCl2 + CO2 + H2O = PbCO3 + HCl =>
PbCl2 + CO2 + H2O = PbCO3 + 2 HCl
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
H2C2O4(aq) + Ba(OH)2(aq) = BaC2O4 + H2O =>
H2C2O4(aq) + Ba(OH)2(aq) = BaC2O4 + 2 H2O
FeSO4 + HBrO3 + H2SO4 = Br2 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 HBrO3 + 5 H2SO4 = Br2 + 5 Fe2(SO4)3 + 6 H2O
Al + Hg(CH3OO)2 = Al(CH3OO) + Hg =>
2 Al + Hg(CH3OO)2 = 2 Al(CH3OO) + Hg
AlCl3Fe(No3)3 = Al(No3)3FeCl3 =>
AlCl3Fe(No3)3 = Al(No3)3FeCl3
CaCl2 + AgClO4 = AgCl + Ca(ClO4)2 =>
CaCl2 + 2 AgClO4 = 2 AgCl + Ca(ClO4)2
CaCl2 + Rb2S = CaS + RbCl =>
CaCl2 + Rb2S = CaS + 2 RbCl
H2O + NH3 + AlZn = Al(OH)3 + Zn(NH3) + NH4 =>
3 H2O + 4 NH3 + AlZn = Al(OH)3 + Zn(NH3) + 3 NH4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ag(aq) + Na2S(aq) = Ag2S(s) + Na(aq) =>
2 Ag(aq) + Na2S(aq) = Ag2S(s) + 2 Na(aq)
Mg(OH)2 + HBr = Mg(Br2) + H2O =>
Mg(OH)2 + 2 HBr = Mg(Br2) + 2 H2O
AlOC = AlCO =>
AlOC = AlCO
PbCl4 + Al = AlCl3 + Pb =>
3 PbCl4 + 4 Al = 4 AlCl3 + 3 Pb
CaOH2 + CH3COOH = H2O + CaCH3COOH =>
CaOH2 + CH3COOH = H2O + CaCH3COOH
Al(OH)3 + Na2SO4 = Al(SO4) + Na2(OH)3 =>
Al(OH)3 + Na2SO4 = Al(SO4) + Na2(OH)3
NaBH4 + C14H10O2 + C2H5OH = C14H14O2 + NaB(OC2H5)4 =>
NaBH4 + 2 C14H10O2 + 4 C2H5OH = 2 C14H14O2 + NaB(OC2H5)4
CHO + O2 = CO2H =>
2 CHO + O2 = 2 CO2H
Ag(s) + Sn(NO3)2(aq) = Sn(s) + AgNO3(aq) =>
2 Ag(s) + Sn(NO3)2(aq) = Sn(s) + 2 AgNO3(aq)
KMnO4 + SO2 + H2O = H2SO4 + K2SO3 + MnSO3 =>
2 KMnO4 + 8 SO2 + 5 H2O = 5 H2SO4 + K2SO3 + 2 MnSO3
N2H4 + HF = N2H5F =>
N2H4 + HF = N2H5F
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
As2O3Na2O = NaAsO2 =>
As2O3Na2O = 2 NaAsO2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Br + H2O + AgNO3 = AgBr + HNO3 + OH =>
Br + H2O + AgNO3 = AgBr + HNO3 + OH
ZnCl2 + NH3 = [Zn(NH3)4]Cl2 =>
ZnCl2 + 4 NH3 = [Zn(NH3)4]Cl2
C6H14O + O3 = CO2 + H2O =>
C6H14O + 6 O3 = 6 CO2 + 7 H2O
K + CrCl3 + H2O = KCl + Cr(OH)2 + H2 =>
3 K + CrCl3 + 2 H2O = 3 KCl + Cr(OH)2 + H2
HCH2ClCO2 + NaOH = NaCH2ClCO2 + H2O =>
HCH2ClCO2 + NaOH = NaCH2ClCO2 + H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
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