Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H3PO4 + NaOH = H2O + Na3PO4 =>
H3PO4 + 3 NaOH = 3 H2O + Na3PO4
KI + NaOH = KOH + INa =>
KI + NaOH = KOH + INa
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
H3PO4 + NaOH = H2O + Na3PO4 =>
H3PO4 + 3 NaOH = 3 H2O + Na3PO4
KClO3 = K + Cl2 + O2 =>
2 KClO3 = 2 K + Cl2 + 3 O2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
H + O2 = H2O =>
4 H + O2 = 2 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
O2{-} + H2O = OH{-} + O2 =>
4 O2{-} + 2 H2O = 4 OH{-} + 3 O2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KClO3 + KI + H2O = KCl + I2 + KOH =>
KClO3 + 6 KI + 3 H2O = KCl + 3 I2 + 6 KOH
Sr(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Sr(OH)2 =>
Sr(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Sr(OH)2
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KClO3 + H2SO4 = HClO4 + ClO2 + K2SO4 + H2O =>
6 KClO3 + 3 H2SO4 = 2 HClO4 + 4 ClO2 + 3 K2SO4 + 2 H2O
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2SO4 + NaHCO3 = Na2SO4 + H2O + CO2 =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 H2O + 2 CO2
C4H12 + O2 = CO2 + H2O =>
C4H12 + 7 O2 = 4 CO2 + 6 H2O
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
CuOH2 = H2O + Cu =>
CuOH2 = H2O + Cu
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
CuO + H2 = H2O + Cu =>
CuO + H2 = H2O + Cu
NH4OH + Fe(NO3)3 = NH4(NO3)3 + FeOH =>
NH4OH + Fe(NO3)3 = NH4(NO3)3 + FeOH
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Sr(NO3)2 + FeCl3 = Fe(NO3)3 + SrCl2 =>
3 Sr(NO3)2 + 2 FeCl3 = 2 Fe(NO3)3 + 3 SrCl2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2S + Cu(NO3)2 = NaNO3 + CuS =>
Na2S + Cu(NO3)2 = 2 NaNO3 + CuS
H2SO4 + Ca(OH)2 = Ca2(SO4)2 + H2O =>
2 H2SO4 + 2 Ca(OH)2 = Ca2(SO4)2 + 4 H2O
Na2S + KIO3 = NaIO3 + K2S =>
Na2S + 2 KIO3 = 2 NaIO3 + K2S
HI + HIO3 = I2 + H2O =>
5 HI + HIO3 = 3 I2 + 3 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Cd(NO3)2 + NH4Cl = CdCl + (NO3)2NH4 =>
Cd(NO3)2 + NH4Cl = CdCl + (NO3)2NH4
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/06/13
Équations équilibrées sur05/06/12
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