| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
MgCl2 = Mg + Cl =>
MgCl2 = Mg + 2 Cl
Al(s) + ZnCl2(aq) = Zn2(s) + AlCl3(aq) =>
4 Al(s) + 6 ZnCl2(aq) = 3 Zn2(s) + 4 AlCl3(aq)
Ca + CuCl2 = Cu + CaCl2 =>
Ca + CuCl2 = Cu + CaCl2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Ca(HCO3)2 + HCl = CaCl2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2O + 2 CO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
F2 + AlCl3 = AlF3 + Cl2 =>
3 F2 + 2 AlCl3 = 2 AlF3 + 3 Cl2
KMnO4 + HCl + H2S = KCl + MnCl2 + S + H2O =>
2 KMnO4 + 6 HCl + 5 H2S = 2 KCl + 2 MnCl2 + 5 S + 8 H2O
Na[Al(OH)4] + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
Na[Al(OH)4] + 4 HNO3 = NaNO3 + Al(NO3)3 + 4 H2O
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu + S = Cu2S2 =>
2 Cu + 2 S = Cu2S2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
H2SO4 + LiOH = Li2SO4 + H2O =>
H2SO4 + 2 LiOH = Li2SO4 + 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaC2(s) + H2O(l) = C2H2(g) + Ca(OH)2(s) =>
CaC2(s) + 2 H2O(l) = C2H2(g) + Ca(OH)2(s)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ba(NO3)2 + H3PO4 = Ba3(PO4)2 + HNO3 =>
3 Ba(NO3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNO3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Mn3P7 + Cu = Cu3P2 + Mn =>
2 Mn3P7 + 21 Cu = 7 Cu3P2 + 6 Mn
Ca(OH)2 + HNO3 = H(OH)2 + CaNO3 =>
Ca(OH)2 + HNO3 = H(OH)2 + CaNO3
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Mg + O2 = Mg3O2 =>
3 Mg + O2 = Mg3O2
Th(NO3)4 + K3PO4 = KNO3 + Th3(PO4)4 =>
3 Th(NO3)4 + 4 K3PO4 = 12 KNO3 + Th3(PO4)4
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Zn + AgCl = ZnCl2 + Ag =>
Zn + 2 AgCl = ZnCl2 + 2 Ag
Cu + AgNO3 = Ag + CuNO3 =>
Cu + AgNO3 = Ag + CuNO3
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
NaOH + Bi2O3 + NaOCl = NaBiO3 + NaCl + H2O =>
2 NaOH + Bi2O3 + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
NCl3 + Rb = RbCl + N =>
NCl3 + 3 Rb = 3 RbCl + N
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CH3OH + O2 = H2O + CO2 =>
2 CH3OH + 3 O2 = 4 H2O + 2 CO2
C10H12O + O2 = CO2 + H2O =>
2 C10H12O + 25 O2 = 20 CO2 + 12 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Al(NO3)3 + Li2CO3 = Al2(CO3)3 + Li(NO3) =>
2 Al(NO3)3 + 3 Li2CO3 = Al2(CO3)3 + 6 Li(NO3)
NaOH + CaBr2 = NaBr + Ca(OH)2 =>
2 NaOH + CaBr2 = 2 NaBr + Ca(OH)2
BaCl2 = Ba + Cl =>
BaCl2 = Ba + 2 Cl
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Bi + F2 = BiF3 =>
2 Bi + 3 F2 = 2 BiF3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/13
Équations équilibrées sur02/04/12
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