Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NaN3 = Na3N + 4 N2
C2H6O + K2Cr2O7 + H2SO4 = C2H4O + CrSO4 + K2SO4 + H2O =>
4 C2H6O + K2Cr2O7 + 3 H2SO4 = 4 C2H4O + 2 CrSO4 + K2SO4 + 7 H2O
Na + H2So4 = Na2So4 + H2 =>
2 Na + H2So4 = Na2So4 + H2
CaCl = Ca + Cl =>
CaCl = Ca + Cl
Al + H2DO4 = Al2(DO4)3 + H2 =>
2 Al + 3 H2DO4 = Al2(DO4)3 + 3 H2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
NaNO3 = O2 + NaNO2 =>
2 NaNO3 = O2 + 2 NaNO2
Al2(SO4)3 + K3N = K2SO4 + AlN =>
Al2(SO4)3 + 2 K3N = 3 K2SO4 + 2 AlN
Hg(NO3)2(aq) + NaI(aq) = HgI2(s) + NaNO3(aq) =>
Hg(NO3)2(aq) + 2 NaI(aq) = HgI2(s) + 2 NaNO3(aq)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
C13H28 + O2 = CO2 + H2O =>
C13H28 + 20 O2 = 13 CO2 + 14 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
CaOH + NHS3H = CaS3 + NH + H2O =>
CaOH + NHS3H = CaS3 + NH + H2O
Hg(NO3)2(aq) + NaI(aq) = HgI2(s) + NaNO3(aq) =>
Hg(NO3)2(aq) + 2 NaI(aq) = HgI2(s) + 2 NaNO3(aq)
Zn + S = ZnS =>
Zn + S = ZnS
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
HCl + KI = HI + KCl =>
HCl + KI = HI + KCl
HNO3 + I2 = NO2 + HIO3 + H2O =>
10 HNO3 + I2 = 10 NO2 + 2 HIO3 + 4 H2O
C2H6O + KMnO4 = C2H4O2 + MnO + KOH + H2O =>
5 C2H6O + 4 KMnO4 = 5 C2H4O2 + 4 MnO + 4 KOH + 3 H2O
Fe(OH)3 + HClO2 = H2O + Fe(ClO2)3 =>
Fe(OH)3 + 3 HClO2 = 3 H2O + Fe(ClO2)3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
HCl + CaCO3 = H2CO3 + CaCl2 =>
2 HCl + CaCO3 = H2CO3 + CaCl2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Au + KCN + H2O + O2 = KAu(CN)2 + KOH =>
4 Au + 8 KCN + 2 H2O + O2 = 4 KAu(CN)2 + 4 KOH
ZN + CUCL2 = ZNCL2 + CU =>
ZN + CUCL2 = ZNCL2 + CU
AlCl3 + SCl2 = Al2S + Cl2 =>
2 AlCl3 + SCl2 = Al2S + 4 Cl2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
NaCIO3 + K2SnO = NaCI + K2SnO3 =>
2 NaCIO3 + 3 K2SnO = 2 NaCI + 3 K2SnO3
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
HCOOH + NaOH = NaCOOH + H2O =>
HCOOH + NaOH = NaCOOH + H2O
K2Cr2O7 + HCl + Zn = CrCl3 + ZnCl2 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 Zn = 2 CrCl3 + 3 ZnCl2 + 2 KCl + 7 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
ZN + CUCL2 = ZNCL2 + CU =>
ZN + CUCL2 = ZNCL2 + CU
NH4OH + Cu(NO3)2 = NH4NO3 + Cu(OH)2 =>
2 NH4OH + Cu(NO3)2 = 2 NH4NO3 + Cu(OH)2
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
A1(s) + O2(g) = A12O3(s) =>
24 A1(s) + 3 O2(g) = 2 A12O3(s)
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
H2SO4 + Fe = Fe2(SO4)3 + H2 =>
3 H2SO4 + 2 Fe = Fe2(SO4)3 + 3 H2
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/02/13
Équations équilibrées sur05/02/12
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