Équations équilibrées la veille |
3 VO3{-} + 7 Zn + 18 H{+} = V3{+} + 7 Zn{2+} + 9 H2O
P4 + O2 = P2O54 =>
P4 + 54 O2 = 2 P2O54
FeCl2 + Br2 = FeBr2 + Cl =>
FeCl2 + Br2 = FeBr2 + 2 Cl
(CH3)4NCl + H2O = (CH3)4NOH + HCl =>
(CH3)4NCl + H2O = (CH3)4NOH + HCl
C2H4 + HBr = C2H6Br + C2H =>
4 C2H4 + 3 HBr = 3 C2H6Br + C2H
Na2SO3 + HClO3 = Na2SO4 + HCl =>
3 Na2SO3 + HClO3 = 3 Na2SO4 + HCl
Al + HCl = AlCl2 + H2 =>
Al + 2 HCl = AlCl2 + H2
HCl + Ca = H2Ca + Cl2 =>
2 HCl + Ca = H2Ca + Cl2
HCl + KHCO3 = H2CO3 + KCl =>
HCl + KHCO3 = H2CO3 + KCl
Ba + AlCl3 = Ba3Al2 + Cl =>
3 Ba + 2 AlCl3 = Ba3Al2 + 6 Cl
KBr + CaO = CaBr + KO =>
KBr + CaO = CaBr + KO
Pb(NO3)2 + Al3 = Al(NO3)3 + Pb =>
9 Pb(NO3)2 + 2 Al3 = 6 Al(NO3)3 + 9 Pb
C2H4O + H2O = C2H6O2 =>
C2H4O + H2O = C2H6O2
CH3CH2OH(l) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
C2H4O + H2O = C2H6O2 =>
C2H4O + H2O = C2H6O2
ZnS + HBr = BrS + ZnH =>
ZnS + HBr = BrS + ZnH
HClO4 + KOH = KCl + H2O + O2 =>
HClO4 + KOH = KCl + H2O + 2 O2
C2H4O + H2O = C2H6O2 =>
C2H4O + H2O = C2H6O2
CuSO4 + NaPO4 = Cu(PO4)2 + Na2SO4 =>
CuSO4 + 2 NaPO4 = Cu(PO4)2 + Na2SO4
MgO2 = Mg*O2 =>
MgO2 = Mg*O2
C2H4O + H2O = C2H4(OH)2 =>
C2H4O + H2O = C2H4(OH)2
S2Cl2 + NH3 = S4N4 + S3 + NH4Cl =>
18 S2Cl2 + 48 NH3 = 3 S4N4 + 8 S3 + 36 NH4Cl
KMnO4 + C8H10 + H2SO4 = K2SO4 + MnS + CO2 + H2O =>
42 KMnO4 + 13 C8H10 + 63 H2SO4 = 21 K2SO4 + 42 MnS + 104 CO2 + 128 H2O
H2O + C8H20O4Si = C2H5OH + H4SiO4 =>
4 H2O + C8H20O4Si = 4 C2H5OH + H4SiO4
C2H4O + H2O = HOCH2CH2OH =>
C2H4O + H2O = HOCH2CH2OH
Cr{+} + Sn{+3} = Cr{+3} + Sn{+2} =>
Cr{+} + 2 Sn{+3} = Cr{+3} + 2 Sn{+2}
Zn(OH)2 + NaO = H2O + NaZnO2 =>
Zn(OH)2 + NaO = H2O + NaZnO2
LaCl3 + NaOH = La2O3 + NaCl + H2O =>
2 LaCl3 + 6 NaOH = La2O3 + 6 NaCl + 3 H2O
CaCl2 + NaCl = CaClNaCl2 =>
CaCl2 + NaCl = CaClNaCl2
HNO3H2O = HNO3(H2O) =>
HNO3H2O = HNO3(H2O)
Cl2 + NH3 = NH4Cl + N2 =>
3 Cl2 + 8 NH3 = 6 NH4Cl + N2
H2O + Al = Al2H2O =>
H2O + 2 Al = Al2H2O
Ag + BrO3{-} + H{+} = Ag{+} + Br{-} + H2O =>
6 Ag + BrO3{-} + 6 H{+} = 6 Ag{+} + Br{-} + 3 H2O
An + FeCl2 = AnFeCl2 =>
An + FeCl2 = AnFeCl2
NH4Cl(aq) + AgNO3(aq) = NH4NO3(aq) + AgCl(s) =>
NH4Cl(aq) + AgNO3(aq) = NH4NO3(aq) + AgCl(s)
Fe(OH)3 + Na2SO4 = Fe(OH)SO4 + NaOH =>
Fe(OH)3 + Na2SO4 = Fe(OH)SO4 + 2 NaOH
Fe + NaOH = NaFe2 + OH =>
2 Fe + NaOH = NaFe2 + OH
K2SO4 + CaF2 = CaSO4 + K2F2 =>
K2SO4 + CaF2 = CaSO4 + K2F2
Ag(s) + HNO3 = AgNO3(aq) + H =>
Ag(s) + HNO3 = AgNO3(aq) + H
Zn + As2O3 + H2SO4 = ZnSO4 + H2O + AsH3 =>
6 Zn + As2O3 + 6 H2SO4 = 6 ZnSO4 + 3 H2O + 2 AsH3
C2H4O + H2O = C2H4(OH)2 =>
C2H4O + H2O = C2H4(OH)2
C2H4O + H2O = HOCH2CH2OH =>
C2H4O + H2O = HOCH2CH2OH
Al2O3 + Ca(OH)2 = CaOHAlO2 + H2O =>
Al2O3 + 2 Ca(OH)2 = 2 CaOHAlO2 + H2O
CaO + Al2O3 = Ca3Al2O6 =>
3 CaO + Al2O3 = Ca3Al2O6
HCrO4{-} + H2S + H{+} = Cr2O3 + SO4{2-} + H2O =>
8 HCrO4{-} + 3 H2S + 2 H{+} = 4 Cr2O3 + 3 SO4{2-} + 8 H2O
C2H4O + H2O = C2H4(OH)2 =>
C2H4O + H2O = C2H4(OH)2
H2SO3 + HNO2 = NO + H2SO4 + H2O =>
H2SO3 + 2 HNO2 = 2 NO + H2SO4 + H2O
C2H4O + H2O = C2H4(OH)2 =>
C2H4O + H2O = C2H4(OH)2
C2H4O + H2O = HOCH2CH2OH =>
C2H4O + H2O = HOCH2CH2OH
C2H4O + H2O = C2H6O + O2 =>
2 C2H4O + 2 H2O = 2 C2H6O + O2
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