Équations équilibrées la veille |
3 ZnO + 2 Al = 3 Zn + Al2O3
PbCrO4 + FeSO4 + H2SO4 = PbSO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
2 PbCrO4 + 6 FeSO4 + 8 H2SO4 = 2 PbSO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 8 H2O
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ag + Br2 = AgBr =>
2 Ag + Br2 = 2 AgBr
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
CuO + FeO = Fe2O3 + Cu2O =>
2 CuO + 2 FeO = Fe2O3 + Cu2O
BaCl2 + Ba(OH)2 = BaClOH =>
BaCl2 + Ba(OH)2 = 2 BaClOH
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
AlBr3 + K2SO3 + H2O = Al(OH)3 + KBr + SO2 =>
2 AlBr3 + 3 K2SO3 + 3 H2O = 2 Al(OH)3 + 6 KBr + 3 SO2
(C6H10O5)5 + H2O = C6H12O6 =>
(C6H10O5)5 + 5 H2O = 5 C6H12O6
Ag + CO3 = AgCO3 =>
Ag + CO3 = AgCO3
H2SO4 + Ga = GaSO3 + H2O =>
H2SO4 + Ga = GaSO3 + H2O
Na2SiO3 + CH3COOH = CH3COONa + SiO2 + H2O =>
Na2SiO3 + 2 CH3COOH = 2 CH3COONa + SiO2 + H2O
Chlorinedioxide + water = HCl + chloricacid =>
6 ClO2 + 3 H2O = HCl + 5 HClO3
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
(a)Sn + NaOH = Na2SnO2 + H2 =>
(a)Sn + 2 NaOH = Na2SnO2 + H2
Po + HNO3 = Po(NO3)2 + NO2 + H2O =>
Po + 4 HNO3 = Po(NO3)2 + 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
U + F + Mg = UFMg =>
U + F + Mg = UFMg
Ca + CuCl = CaCl2 + Cu =>
Ca + 2 CuCl = CaCl2 + 2 Cu
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
Sb{-5} + H{+} = SbH5 =>
Sb{-5} + 5 H{+} = SbH5
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ag + H2SO4 = AgSO4 + SO2 + H2O =>
Ag + 2 H2SO4 = AgSO4 + SO2 + 2 H2O
Cu(NO3)2 + HC2H3O2 = Cu(C2H3O2)2 + HNO3 =>
Cu(NO3)2 + 2 HC2H3O2 = Cu(C2H3O2)2 + 2 HNO3
B2H6 + NH3 = B2H6N3 + H2 =>
2 B2H6 + 6 NH3 = 2 B2H6N3 + 9 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KNO3 + C = KNO + CO2 =>
KNO3 + C = KNO + CO2
Li2SO4 + BaS = Li2S + BaSO4 =>
Li2SO4 + BaS = Li2S + BaSO4
Ag + H2SO4(s) = AgSO4 + SO2 + H2O =>
Ag + 2 H2SO4(s) = AgSO4 + SO2 + 2 H2O
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
CsS = Cs + S =>
CsS = Cs + S
ZnCl2 + Na3PO4 = Zn3[PO4]2 + NaCl =>
3 ZnCl2 + 2 Na3PO4 = Zn3[PO4]2 + 6 NaCl
H2Se + Fe(OH)3 = Fe2Se3 + H2O =>
3 H2Se + 2 Fe(OH)3 = Fe2Se3 + 6 H2O
BI3 + H2 = HI + B =>
2 BI3 + 3 H2 = 6 HI + 2 B
Ag + HCl = AgCl + H =>
Ag + HCl = AgCl + H
H3PO3 + Cl2 + H2O = HCl + H3PO4 =>
H3PO3 + Cl2 + H2O = 2 HCl + H3PO4
Pb(NO3)2 + NO2CO3 = Pb(NO2)2 + CO3NO3 =>
Pb(NO3)2 + 2 NO2CO3 = Pb(NO2)2 + 2 CO3NO3
CH3CH2OH + HCOOH = HCO2CH2CH3 + H2O =>
CH3CH2OH + HCOOH = HCO2CH2CH3 + H2O
(NH4)2CO3 + Pb(NO3)2 = PbCO3 + (NH4)(NO3) =>
(NH4)2CO3 + Pb(NO3)2 = PbCO3 + 2(NH4)(NO3)
Ba(OH)2 + H3PO3 = Ba(H3PO4)2 + H2 =>
Ba(OH)2 + 2 H3PO3 = Ba(H3PO4)2 + H2
Ag + HNO3 = AgNO3 + H2O + N =>
5 Ag + 6 HNO3 = 5 AgNO3 + 3 H2O + N
SrCl2 + KIO3 = SrO3 + Cl2K + I =>
SrCl2 + KIO3 = SrO3 + Cl2K + I
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
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