| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C12H23 + 71 O2 = 48 CO2 + 46 H2O
AG + HNO3 = AGNO3 + NO + H2O =>
3 AG + 4 HNO3 = 3 AGNO3 + NO + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
FeO + CaCO3 = FeCO3 + CaO =>
FeO + CaCO3 = FeCO3 + CaO
Pb + NaOH = Pb(NaOH)2 =>
Pb + 2 NaOH = Pb(NaOH)2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
NH3 + CO2 = NH2CONH2 + H2O =>
2 NH3 + CO2 = NH2CONH2 + H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
H2 + N2 = NH4 =>
4 H2 + N2 = 2 NH4
Ni(s) + HCl(aq) = H2(g) + NiCl2(aq) =>
Ni(s) + 2 HCl(aq) = H2(g) + NiCl2(aq)
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
PbO2 + Mn + H{+} = Pb{2+} + MnO4{-} + H2O =>
7 PbO2 + 2 Mn + 12 H{+} = 7 Pb{2+} + 2 MnO4{-} + 6 H2O
Cu + CO2 = CuO + C =>
2 Cu + CO2 = 2 CuO + C
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
HNo3 + Al(OH)3 = Al(No3)3 + H2O =>
3 HNo3 + Al(OH)3 = Al(No3)3 + 3 H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
H2O = H2(g) + O2 =>
2 H2O = 2 H2(g) + O2
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
Fe(HCO3)2 + NaOCl + H2O = Fe(OH)3 + NaCl + CO2 =>
2 Fe(HCO3)2 + NaOCl + H2O = 2 Fe(OH)3 + NaCl + 4 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H5OH + CS2 + KOH = C2H5OCS2K + H2O =>
C2H5OH + CS2 + KOH = C2H5OCS2K + H2O
BaCO3(s) = BaO(s) + CO2(g) =>
BaCO3(s) = BaO(s) + CO2(g)
H2S(aq) + Cl2(aq) + H2O(l) = H2SO4(aq) + HCl(aq) =>
H2S(aq) + 4 Cl2(aq) + 4 H2O(l) = H2SO4(aq) + 8 HCl(aq)
B + SiO2 = Si + B2O3 =>
4 B + 3 SiO2 = 3 Si + 2 B2O3
H2SO4(l) + NaBr(aq) = NaHSO4(aq) + Br2(g) + SO2(g) + H2O(l) =>
3 H2SO4(l) + 2 NaBr(aq) = 2 NaHSO4(aq) + Br2(g) + SO2(g) + 2 H2O(l)
B + SiO2 = Si + B2O3 =>
4 B + 3 SiO2 = 3 Si + 2 B2O3
ZN + NaOH = Na2ZNO2 + H2 =>
ZN + 2 NaOH = Na2ZNO2 + H2
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CA(OH)2 + CO2 = CACO3 + H2O =>
CA(OH)2 + CO2 = CACO3 + H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2CO3(aq) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2CO3(aq)
CA(OH)2 + CO2 = CACO3 + H2O =>
CA(OH)2 + CO2 = CACO3 + H2O
Cr2O7{2-} + Sn{2+} + H{+} = Cr{3+} + Sn{4+} + H2O =>
Cr2O7{2-} + 3 Sn{2+} + 14 H{+} = 2 Cr{3+} + 3 Sn{4+} + 7 H2O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Cr(OH)3 + HClO4 = Cr(ClO4)3 + H2O =>
Cr(OH)3 + 3 HClO4 = Cr(ClO4)3 + 3 H2O
H3PO4 + NH3 = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaOH + CaO = Ca(OH)2 + Na2O =>
2 NaOH + CaO = Ca(OH)2 + Na2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/08/16
Équations équilibrées sur08/07/15
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