| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 = Na2O + CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
PlO + O2 = PlO2 =>
2 PlO + O2 = 2 PlO2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CrO3 + H2O = H2CrO4 =>
CrO3 + H2O = H2CrO4
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
KMNO4 + Na2SO3 + H2O = MNO2 + Na2SO4 + KOH =>
2 KMNO4 + 3 Na2SO3 + H2O = 2 MNO2 + 3 Na2SO4 + 2 KOH
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
Fe + NaOH = Fe(OH)2 + Na =>
Fe + 2 NaOH = Fe(OH)2 + 2 Na
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Sn + H2SO4 = Sn(SO4)2 + H2O + SO2 =>
Sn + 4 H2SO4 = Sn(SO4)2 + 4 H2O + 2 SO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
N2H4 + KMnO4 = N2 + HMnO4 + K =>
N2H4 + 4 KMnO4 = N2 + 4 HMnO4 + 4 K
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CH3COOH + Pb = Pb(CH3COOH)2 =>
2 CH3COOH + Pb = Pb(CH3COOH)2
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
Zn + HNO3 = Zn(NO3) + NO + H2O =>
3 Zn + 4 HNO3 = 3 Zn(NO3) + NO + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
SiO2 + NH3 = Si3N4 + H2O =>
3 SiO2 + 4 NH3 = Si3N4 + 6 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
Cl2 + Ba(OH)2 = BaClO3 + BaCl2 + H2O =>
5 Cl2 + 6 Ba(OH)2 = 2 BaClO3 + 4 BaCl2 + 6 H2O
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
MoS2 + HNO3 = MoO3 + NO2 + H2SO4 + H2O =>
MoS2 + 18 HNO3 = MoO3 + 18 NO2 + 2 H2SO4 + 7 H2O
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
CH3OH + CO = CH3COOH =>
CH3OH + CO = CH3COOH
H2S + SO2 = H2O + S =>
2 H2S + SO2 = 2 H2O + 3 S
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H20 =>
20 KMnO4 + 10 NH3 = 10 KNO3 + 20 MnO2 + 10 KOH + H20
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ca(OH)3 + HCl = CaCl3 + H2O =>
Ca(OH)3 + 3 HCl = CaCl3 + 3 H2O
KNO3 + MnO2 + KOH + H2O = KMnO4 + NH3 =>
3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O = 8 KMnO4 + 3 NH3
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
Mg(OH)2 + HNO3 = Mg + NO3 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg + 2 NO3 + 2 H2O
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
BrO3{-} + H3O{+} + I{-} = H2O + I2 + Br{-} =>
BrO3{-} + 6 H3O{+} + 6 I{-} = 9 H2O + 3 I2 + Br{-}
C2H6O + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
C2H6O + 4 Cu(OH)2 = CH3COOH + 2 Cu2O + 5 H2O
KI + H2SO4 = I2 + H2S + KHSO4 + H2O =>
8 KI + 9 H2SO4 = 4 I2 + H2S + 8 KHSO4 + 4 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/20/15
Équations équilibrées sur04/19/14
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