Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Cd + Al(NO3)3 = Cd(NO3)2 + Al =>
3 Cd + 2 Al(NO3)3 = 3 Cd(NO3)2 + 2 Al
NHC + O2 = CO2 + H2O + N2 =>
4 NHC + 5 O2 = 4 CO2 + 2 H2O + 2 N2
SbCl3 + H2O = SbOCl + HCl =>
SbCl3 + H2O = SbOCl + 2 HCl
AgF + HCl = AgCl + HF =>
AgF + HCl = AgCl + HF
AlBr2 + O2 = Br2 + Al2O =>
4 AlBr2 + O2 = 4 Br2 + 2 Al2O
Al + Ag2O + NaHCO3 = Al2(CO3)3 + Na2O + Ag + H2O =>
4 Al + 6 Ag2O + 6 NaHCO3 = 2 Al2(CO3)3 + 3 Na2O + 12 Ag + 3 H2O
NaHC4H4O6 + KCl = KHC4H4O6 + NaCl =>
NaHC4H4O6 + KCl = KHC4H4O6 + NaCl
Na2S + Cu(CH3CO2)2 = CuS + Na(CH3CO2) =>
Na2S + Cu(CH3CO2)2 = CuS + 2 Na(CH3CO2)
HClO4 + Au(OH)3 = (ClO4)3Au + H2O =>
3 HClO4 + Au(OH)3 = (ClO4)3Au + 3 H2O
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
Pb(NO3)2 + MgS = Pb + MgS(NO3)2 =>
Pb(NO3)2 + MgS = Pb + MgS(NO3)2
LiCuO = LiOCu =>
LiCuO = LiOCu
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Cl2 + AuBr3 = Br2 + AuCl3 =>
3 Cl2 + 2 AuBr3 = 3 Br2 + 2 AuCl3
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
S2O3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3{2-} + 4 Br2 + 5 H2O = 2 SO4{2-} + 8 Br{-} + 10 H{+}
BrF3 = Br + F2 =>
2 BrF3 = 2 Br + 3 F2
Ba(NO3)2 + SO3 = BaSO4 + N2O5 =>
Ba(NO3)2 + SO3 = BaSO4 + N2O5
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
K2Cr2O7 + H2SO4 + Na2S2O3 = Cr2(SO4)3 + K2SO4 + H2O + Na2SO3 =>
K2Cr2O7 + 3 H2SO4 + Na2S2O3 = Cr2(SO4)3 + K2SO4 + 3 H2O + Na2SO3
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
Zn + SnS = ZnSSn =>
Zn + SnS = ZnSSn
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
KMnO4 + SnO4 + H2SO4 = K2SO4 + MnSO4 + Sn(O4)2 + H2O =>
8 KMnO4 + 5 SnO4 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 Sn(O4)2 + 12 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
F2 + NCl3 = Cl2 + NF3 =>
3 F2 + 2 NCl3 = 3 Cl2 + 2 NF3
Fe + MgSO4 = FeSO3 + MgO =>
Fe + MgSO4 = FeSO3 + MgO
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
Ca(NO3)2 + K2CO3 = CaCO3 + KNO3 =>
Ca(NO3)2 + K2CO3 = CaCO3 + 2 KNO3
H{+} + MnO4{-} + I{-} = I2 + Mn{2+} + H2O =>
16 H{+} + 2 MnO4{-} + 10 I{-} = 5 I2 + 2 Mn{2+} + 8 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Ni(NO3)3 + Ca = Ca(NO3)3 + Ni =>
Ni(NO3)3 + Ca = Ca(NO3)3 + Ni
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
Na2Cr2O7 + H2S + H2O = Cr(OH)3 + SO2 + Na2S =>
Na2Cr2O7 + 2 H2S + H2O = 2 Cr(OH)3 + SO2 + Na2S
HCl + ZnS = Cl2Zn + H2S =>
2 HCl + ZnS = Cl2Zn + H2S
C17H35COOH + NaOH = C18H35NaO2 + H2O =>
C17H35COOH + NaOH = C18H35NaO2 + H2O
K2SO4 + Ba(NO3)2 = KNO3 + BaSO4 =>
K2SO4 + Ba(NO3)2 = 2 KNO3 + BaSO4
NaCl + Ca3(PO4)2 = CaCl2 + Na3PO4 =>
6 NaCl + Ca3(PO4)2 = 3 CaCl2 + 2 Na3PO4
F2S3 + O2 = F2O3 + SO2 =>
2 F2S3 + 9 O2 = 2 F2O3 + 6 SO2
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
HfCl2 + S8 + H2 = HfS2 + HCl =>
4 HfCl2 + S8 + 4 H2 = 4 HfS2 + 8 HCl
Hg + H2O = HgO + H =>
Hg + H2O = HgO + 2 H
K2CO3 + CrC6H9O6 = KC2H3O2 + Cr2C3O9 =>
3 K2CO3 + 2 CrC6H9O6 = 6 KC2H3O2 + Cr2C3O9
CO(g) + FeO4(s) = Fe(s) + CO2(g) =>
4 CO(g) + FeO4(s) = Fe(s) + 4 CO2(g)
NO3{-} + C6H12O6 = NO + CO2 + CO3{-2} + H2O =>
8 NO3{-} + C6H12O6 = 8 NO + 2 CO2 + 4 CO3{-2} + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li2O + H2CO3 = Li2CO3 + H2O =>
Li2O + H2CO3 = Li2CO3 + H2O
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