Équations équilibrées la veille |
2 C7H10N2O3 + Ca(OH)2 = 2 C7H9N + Ca(NO3)2 + 2 H2O
Ba + KI = BaI2 + K =>
Ba + 2 KI = BaI2 + 2 K
Ca(OH)2 + HCOONa = Ca(HCOO) + Na(OH)2 =>
Ca(OH)2 + HCOONa = Ca(HCOO) + Na(OH)2
C4H10O + KMnO4 = C4H7O2K + KOH + MnO2 + H2O =>
3 C4H10O + 4 KMnO4 = 3 C4H7O2K + KOH + 4 MnO2 + 4 H2O
SO2 = S2O2 + O2 =>
2 SO2 = S2O2 + O2
Na2CO3 + CaCI2 = Na2CI2 + CO3Ca =>
Na2CO3 + CaCI2 = Na2CI2 + CO3Ca
BaBr2 + MgSO4 = BaSO4 + MgBr2 =>
BaBr2 + MgSO4 = BaSO4 + MgBr2
NiO + HBr = HNiBrO =>
NiO + HBr = HNiBrO
Na2S(aq) + K3PO4(aq) = Na3PO4 + K2S =>
3 Na2S(aq) + 2 K3PO4(aq) = 2 Na3PO4 + 3 K2S
H3SiO3 + Cu = CuSiO3 + H2 =>
2 H3SiO3 + 2 Cu = 2 CuSiO3 + 3 H2
C3H3 + O2 = CO2 + H3 =>
C3H3 + 3 O2 = 3 CO2 + H3
O2 + C4HO2 = CO2 + H2O =>
13 O2 + 4 C4HO2 = 16 CO2 + 2 H2O
H2 + Ca(OH)2 = Ca + H2O =>
H2 + Ca(OH)2 = Ca + 2 H2O
Cu(OH)2 + KI = K(OH)2 + CuI =>
Cu(OH)2 + KI = K(OH)2 + CuI
AsO4 + H2O = HAsO4 + OH =>
AsO4 + H2O = HAsO4 + OH
Cr2O3 + CaO + H2O = CaCrO4 + H2 =>
Cr2O3 + 2 CaO + 3 H2O = 2 CaCrO4 + 3 H2
Cu3P = Cu + P4 =>
4 Cu3P = 12 Cu + P4
NaOH(ac) + Ag(No3)(ac) = NaNo3(ac) + Ag(OH)(s) =>
NaOH(ac) + Ag(No3)(ac) = NaNo3(ac) + Ag(OH)(s)
Ca + (Cl)2 = Ca(Cl)2 =>
Ca + (Cl)2 = Ca(Cl)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
P4S9 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P4S9 + 74 HNO3 + 8 H2O = 12 H3PO4 + 27 H2SO4 + 74 NO
K + H2O = H2 + OK2 =>
2 K + H2O = H2 + OK2
CH3COOH + C2H5NH2 = CH3COC2H5NH + H2O =>
CH3COOH + C2H5NH2 = CH3COC2H5NH + H2O
Mg(OH) + H2Se = Mg2Se + H2O =>
2 Mg(OH) + H2Se = Mg2Se + 2 H2O
Ir + I2 = Ir7I3 =>
14 Ir + 3 I2 = 2 Ir7I3
C6H5CH2COOK + H2 = C6H6 + CH3COOK =>
C6H5CH2COOK + H2 = C6H6 + CH3COOK
Cl2 + HBr = H2Cl2 + Br =>
Cl2 + 2 HBr = H2Cl2 + 2 Br
Ca + H2O = CaH2O =>
Ca + H2O = CaH2O
Rn + F2 = RnF2 =>
Rn + F2 = RnF2
CuO3 + CH3COOH = Cu(CH3COO)2 + CO2 + H2O =>
2 CuO3 + 5 CH3COOH = 2 Cu(CH3COO)2 + 2 CO2 + 4 H2O
C6H8O7 + CH3COOH = C6H8COOH + CH3O7 =>
C6H8O7 + CH3COOH = C6H8COOH + CH3O7
H2CO3 + SiO2 = SiCO4 + H2O =>
H2CO3 + SiO2 = SiCO4 + H2O
Ba(NO3)2 = BaO + NO + O2 =>
2 Ba(NO3)2 = 2 BaO + 4 NO + 3 O2
KO2 = K2O + O2 =>
4 KO2 = 2 K2O + 3 O2
NH4 + I2 = INH4I =>
NH4 + I2 = INH4I
NaOH(aq) + HCN(aq) = NaCN(aq) + H2O =>
NaOH(aq) + HCN(aq) = NaCN(aq) + H2O
N23H2 + H2 = NH4 =>
N23H2 + 45 H2 = 23 NH4
FeCl3 + NH4SCN = NH4Cl + Cl2Fe(SCN) =>
FeCl3 + NH4SCN = NH4Cl + Cl2Fe(SCN)
Na2HPO4 + NH3 = Na2NH3 + HPO4 =>
Na2HPO4 + NH3 = Na2NH3 + HPO4
K2Cr2O7 + Fe2(SO4)3 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
K2Cr2O7 + Fe2(SO4)3 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 2 Fe(SO4)3 + 7 H2O
H2O(l) + SO3(g) = H2SO4(aq) =>
H2O(l) + SO3(g) = H2SO4(aq)
Al + Fe{2+}O{2+} = Fe + Al{2+}O{3+} =>
Al + Fe{2+}O{2+} = Fe + Al{2+}O{3+}
Pb(ClO3)2 + RbOH = Pb(OH)2 + Rb(ClO3) =>
Pb(ClO3)2 + 2 RbOH = Pb(OH)2 + 2 Rb(ClO3)
HBr + KOH = KBr + H(OH) =>
HBr + KOH = KBr + H(OH)
HNO3 + Fe2O3 = Fe(NO3)3 + H2O =>
6 HNO3 + Fe2O3 = 2 Fe(NO3)3 + 3 H2O
Pb + KOH = KPb + OH =>
Pb + KOH = KPb + OH
Sn + H3O4P = Sn3PO4 + H2 =>
6 Sn + 2 H3O4P = 2 Sn3PO4 + 3 H2
SF6 + Si = SiF4 + S =>
2 SF6 + 3 Si = 3 SiF4 + 2 S
(CH3COO)2Zn + O2 = CO2 + H2O + Zn =>
2(CH3COO)2Zn + 7 O2 = 8 CO2 + 6 H2O + 2 Zn
Na[Al(OH)4] + H2O2 = Al(OH)3 + Na2O2 + H2O =>
2 Na[Al(OH)4] + H2O2 = 2 Al(OH)3 + Na2O2 + 2 H2O
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