| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2 + 3 H2 = 2 NH3
CO2 + Ba(OH)2 = BaCO3 + H2O =>
CO2 + Ba(OH)2 = BaCO3 + H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
H2SO4 + CaCO3 = H2CO3 + CaSO4 =>
H2SO4 + CaCO3 = H2CO3 + CaSO4
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
O2 = O3 =>
3 O2 = 2 O3
NaHCO3(s) = Na2O(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2O(s) + 2 CO2(g) + H2O(g)
HNO3 + P = NO2 + H3PO4 + H2O =>
5 HNO3 + P = 5 NO2 + H3PO4 + H2O
Na2PdCl4 + NaOH = Pd(OH)2 + NaCl =>
Na2PdCl4 + 2 NaOH = Pd(OH)2 + 4 NaCl
K2S + CuSO4 = K2SO4 + CuS =>
K2S + CuSO4 = K2SO4 + CuS
H2O + Fe = Fe(OH)3 + H2 =>
6 H2O + 2 Fe = 2 Fe(OH)3 + 3 H2
NaI + H2SO4 = I2 + Na2SO4 + H2S + H2O =>
8 NaI + 5 H2SO4 = 4 I2 + 4 Na2SO4 + H2S + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaOH + FeCl3 = Fe(OH)3 + NaCl =>
3 NaOH + FeCl3 = Fe(OH)3 + 3 NaCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
P2H4 = PH3 + P4 =>
6 P2H4 = 8 PH3 + P4
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
NH3 + Na = NaNH2 + H2 =>
2 NH3 + 2 Na = 2 NaNH2 + H2
Ba(C2H3O2)2 + K2CrO4 = KC2H3O2 + BaCrO4 =>
Ba(C2H3O2)2 + K2CrO4 = 2 KC2H3O2 + BaCrO4
H2SO4 + NaHCO3 = NaHSO4 + H2CO3 =>
H2SO4 + NaHCO3 = NaHSO4 + H2CO3
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Ba(C2H3O2)2 + Ag2SO4 = AgC2H3O2 + BaSO4 =>
Ba(C2H3O2)2 + Ag2SO4 = 2 AgC2H3O2 + BaSO4
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
HNO3 + H2O = NO3 + H3O =>
HNO3 + H2O = NO3 + H3O
Na2CO3(aq) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
KI + KMnO4 + H2SO4 = MnSO4 + K2SO4 + I2 + H2O =>
10 KI + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 I2 + 8 H2O
K2O + HOH = KOH =>
K2O + HOH = 2 KOH
N2 + I2 = NI3 =>
N2 + 3 I2 = 2 NI3
Na2O(aq) + HCl(aq) = NaCl(aq) + H2O(l) =>
Na2O(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l)
NaOH + FeCl2 = NaCl + Fe(OH)2 =>
2 NaOH + FeCl2 = 2 NaCl + Fe(OH)2
CuBr2 + K2CrO4 = KBr + CuCrO4 =>
CuBr2 + K2CrO4 = 2 KBr + CuCrO4
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
CuBr2 + Ag2SO4 = AgBr + CuSO4 =>
CuBr2 + Ag2SO4 = 2 AgBr + CuSO4
Mg + Cr(NO3)3 = Mg(NO3)2 + Cr =>
3 Mg + 2 Cr(NO3)3 = 3 Mg(NO3)2 + 2 Cr
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
K2CrO4 + Ag2SO4 = Ag2CrO4 + K2SO4 =>
K2CrO4 + Ag2SO4 = Ag2CrO4 + K2SO4
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
KBr + AgNo3 = AgBr + KNo3 =>
KBr + AgNo3 = AgBr + KNo3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/14
Équations équilibrées sur03/05/13
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