| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 4 HNO3 = CuN2O6 + 2 H2O + 2 NO2
Ni(OH)2(s) + HBr(aq) = NiBr + H(OH)2 =>
Ni(OH)2(s) + HBr(aq) = NiBr + H(OH)2
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3COCH3 + MnSO4 + K2SO4 + H2O =>
5 CH3CHOHCH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH3 + 2 MnSO4 + K2SO4 + 8 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
BaCl + NaSO4 = BaSO4 + NaCl =>
BaCl + NaSO4 = BaSO4 + NaCl
K2CrO4 + PH3 + H2SO4 = K2SO4 + CrSO4 + H3PO4 + H2O =>
2 K2CrO4 + PH3 + 4 H2SO4 = 2 K2SO4 + 2 CrSO4 + H3PO4 + 4 H2O
Ca + CO2 + O2 = CaCO3 =>
2 Ca + 2 CO2 + O2 = 2 CaCO3
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
P4(s) + Cl2(g) = PCl(g) =>
P4(s) + 2 Cl2(g) = 4 PCl(g)
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C12H22O11 + KNO3 = CO2 + H2O + K2O + NO =>
C12H22O11 + 16 KNO3 = 12 CO2 + 11 H2O + 8 K2O + 16 NO
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Li2O2 + Co2 = Li2Co3 + O2 =>
2 Li2O2 + 3 Co2 = 2 Li2Co3 + 2 O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Sn + HNO3 = H2SnO3 + NO2 + H2O =>
Sn + 4 HNO3 = H2SnO3 + 4 NO2 + H2O
KNO2 + KMnO4 + H2O = KNO3 + MnO2 + KOH =>
3 KNO2 + 2 KMnO4 + H2O = 3 KNO3 + 2 MnO2 + 2 KOH
Ag2S + NaCl = Na2S + AgCl =>
Ag2S + 2 NaCl = Na2S + 2 AgCl
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
AsNO3 = As + O2 + NO2 =>
2 AsNO3 = 2 As + O2 + 2 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Ni(NO3)2 + Na2S = NiS + NaNO3 =>
Ni(NO3)2 + Na2S = NiS + 2 NaNO3
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ba(NO3)2 = Ba + NO3 =>
Ba(NO3)2 = Ba + 2 NO3
KMno4 + KOH = K2Mno4 + O2 + H2O =>
4 KMno4 + 4 KOH = 4 K2Mno4 + O2 + 2 H2O
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
N2 + Ca = Ca3N2 =>
N2 + 3 Ca = Ca3N2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Li(s) + H2O(ac) = LiOH(ac) + H2(g) =>
2 Li(s) + 2 H2O(ac) = 2 LiOH(ac) + H2(g)
Al(s) + Fe2O3(s) = Fe(s) + Al2O3(s) =>
2 Al(s) + Fe2O3(s) = 2 Fe(s) + Al2O3(s)
I2O7 + CO = I + CO2 =>
I2O7 + 7 CO = 2 I + 7 CO2
Cr(OH)3 + KClO + KOH = K2CrO4 + KCl + H2O =>
2 Cr(OH)3 + 3 KClO + 4 KOH = 2 K2CrO4 + 3 KCl + 5 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
ZnO(s) + H2O(l) = Zn(OH)2(aq) =>
ZnO(s) + H2O(l) = Zn(OH)2(aq)
N2 + O2 = NO =>
N2 + O2 = 2 NO
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
PbCO3 + NHO3 = Pb(NO3)2 + CO2 + H2O =>
PbCO3 + 2 NHO3 = Pb(NO3)2 + CO2 + H2O
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
BaCO3 + Al = BaO + Al4C3 + Al2O3 =>
3 BaCO3 + 8 Al = 3 BaO + Al4C3 + 2 Al2O3
C + O2 = CO2 =>
C + O2 = CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/17
Équations équilibrées sur12/12/16
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