| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
H2CO3 + KOH = K2CO3 + H2O =>
H2CO3 + 2 KOH = K2CO3 + 2 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
ZnO + H2S = ZnS + H2O =>
ZnO + H2S = ZnS + H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SO2 + HNO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3 + 2 H2O = 3 H2SO4 + 2 NO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + Zn = ZnSO4 + H2S + H2O =>
5 H2SO4 + 4 Zn = 4 ZnSO4 + H2S + 4 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe2(SO4)3 + BaCl2 = BaSO4 + FeCl3 =>
Fe2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 FeCl3
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
C20H42(s) + O2(g) = C + H2O =>
2 C20H42(s) + 21 O2(g) = 40 C + 42 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
I2 + IOHNO3 = HIO3 + IONO2 + H2O =>
I2 + 10 IOHNO3 = 2 HIO3 + 10 IONO2 + 4 H2O
C2H4 + O2 = CO + H2O =>
C2H4 + 2 O2 = 2 CO + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Bi(OH)3 + Sn(OH)3{-} + OH{-} = Bi + Sn(OH)6{2-} =>
2 Bi(OH)3 + 3 Sn(OH)3{-} + 3 OH{-} = 2 Bi + 3 Sn(OH)6{2-}
HCl + NaClO4 = ClO2 + NaCl + NaOH =>
4 HCl + 5 NaClO4 = 8 ClO2 + NaCl + 4 NaOH
Ca + H4SiO4 = Ca2SiO4 + H2 =>
2 Ca + H4SiO4 = Ca2SiO4 + 2 H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
Al + Cl = AlCl3 =>
Al + 3 Cl = AlCl3
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
HCl + NAOH = H2O + NACl =>
HCl + NAOH = H2O + NACl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al(ClO)3 + K2SO4 = Al2(SO4)3 + KClO =>
2 Al(ClO)3 + 3 K2SO4 = Al2(SO4)3 + 6 KClO
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
K3PO4 + CuBr2 = Cu3(PO4)2 + KBr =>
2 K3PO4 + 3 CuBr2 = Cu3(PO4)2 + 6 KBr
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Pb(OH)4{-2} + OBr{-} = PbO2 + Br{-} + OH{-} + H2O =>
Pb(OH)4{-2} + OBr{-} = PbO2 + Br{-} + 2 OH{-} + H2O
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/15/13
Équations équilibrées sur04/14/12
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