| Équations équilibrées la veille |
N2 + 2 O2 = 2 NO2
FeSO4 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
Na2SO3 + S8 = Na2S2O3 =>
8 Na2SO3 + S8 = 8 Na2S2O3
Cl2 + CH3Cl = CCl4 + HCl =>
3 Cl2 + CH3Cl = CCl4 + 3 HCl
KMnO4 + H2SO4 + NaBr = Na2SO4 + MnSO4 + Br2 + H2O + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 NaBr = 5 Na2SO4 + 2 MnSO4 + 5 Br2 + 8 H2O + K2SO4
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
CuSe = Cu + Se =>
CuSe = Cu + Se
C2H55OH + O2 = C2H6O + H2O =>
2 C2H55OH + 25 O2 = 2 C2H6O + 50 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
C + O = CO2 =>
C + 2 O = CO2
OBr = BrO =>
OBr = BrO
MCl + AgNO3 = AgCl + M(NO3) =>
MCl + AgNO3 = AgCl + M(NO3)
Mg{2+} + S{2-} = MgS =>
Mg{2+} + S{2-} = MgS
MnCl2 + H2S = MnS2 + H2Cl =>
MnCl2 + 2 H2S = MnS2 + 2 H2Cl
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
Co(NO3)2 + NH4OH = Co(OH)2 + NH4NO3 =>
Co(NO3)2 + 2 NH4OH = Co(OH)2 + 2 NH4NO3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Fe(s) + F2(g) = FeF2(s) =>
Fe(s) + F2(g) = FeF2(s)
Al + NO3{-} + H{+} = Al3{+} + NH4{+} + H2O =>
24 Al + NO3{-} + 10 H{+} = 8 Al3{+} + NH4{+} + 3 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg3P2 + H2O = PH3 + Mg(OH)2 =>
Mg3P2 + 6 H2O = 2 PH3 + 3 Mg(OH)2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
CaF2 + H2SO4 = HF + CaSO4 =>
CaF2 + H2SO4 = 2 HF + CaSO4
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Pb = Pb2 =>
2 Pb = Pb2
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Na2CO3 + Ca(OH)2 = Na2Ca(OH)2 + CO3 =>
Na2CO3 + Ca(OH)2 = Na2Ca(OH)2 + CO3
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
Cu3(AsO4)2 + Ni4(Sb2O7)3 = Cu4(Sb2O7)2 + Ni(AsO4) =>
4 Cu3(AsO4)2 + 2 Ni4(Sb2O7)3 = 3 Cu4(Sb2O7)2 + 8 Ni(AsO4)
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g) =>
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g)
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
HBr + MgF2 = HF + MgBr2 =>
2 HBr + MgF2 = 2 HF + MgBr2
NH4 + H2SO4 = (NH4)2SO4 + H2 =>
2 NH4 + H2SO4 = (NH4)2SO4 + H2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
K2ReO4 + H2O + O2 = KReO4 + KOH =>
4 K2ReO4 + 2 H2O + O2 = 4 KReO4 + 4 KOH
FeSO4 + BaCl2 = FeCl2 + BaSO4 =>
FeSO4 + BaCl2 = FeCl2 + BaSO4
NH4NO3 + CaO = NH3 + H2O + Ca(NO3)2 =>
2 NH4NO3 + CaO = 2 NH3 + H2O + Ca(NO3)2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
C4H9BrKOH = C4H10OKBr =>
C4H9BrKOH = C4H10OKBr
Ba(NO3)2 + NaCl = Ba(NaCl) + (NO3)2 =>
Ba(NO3)2 + NaCl = Ba(NaCl) + (NO3)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CH3CH2 + CH3CH2CH2COOH = CH3CH2CH2COOCH2CH3 + H2O =>
4 CH3CH2 + 7 CH3CH2CH2COOH = 6 CH3CH2CH2COOCH2CH3 + 2 H2O
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Équations équilibrées sur11/11/24
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