| Équations équilibrées la veille |
CrPO4 + 3 NaOH = Cr(OH)3 + Na3PO4
Zn + Cr(NO3)2 = Cr + Zn(NO3)2 =>
Zn + Cr(NO3)2 = Cr + Zn(NO3)2
CH3CHCH2 + H2 = C3H8 =>
CH3CHCH2 + H2 = C3H8
K2Cr2O7 + Na2SO3 + HCl = KCl + CrCl3 + Na2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 8 HCl = 2 KCl + 2 CrCl3 + 3 Na2SO4 + 4 H2O
B2S3(s) + H2O(l) = H3BO3 + H2S =>
B2S3(s) + 6 H2O(l) = 2 H3BO3 + 3 H2S
N + O = (NO)2 =>
2 N + 2 O = (NO)2
CH4 + CH3COOH + KCH3CH2COO = KCH3CH2COOH + CH3CH2COO =>
CH4 + CH3COOH + 3 KCH3CH2COO = 3 KCH3CH2COOH + CH3CH2COO
Zn + H2SO4 = ZnSO4 + H2SO3 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + H2SO3 + H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
CO2 + H2O + HCl = C2H4Cl2 + O2 =>
4 CO2 + 2 H2O + 4 HCl = 2 C2H4Cl2 + 5 O2
Na + Pb(NO3)2 = Pb2 + Na(NO3)2 =>
2 Na + 2 Pb(NO3)2 = Pb2 + 2 Na(NO3)2
Na2CO3 + CH3COOH = NaCH2COO + CO2 + H2O =>
4 Na2CO3 + 7 CH3COOH = 8 NaCH2COO + 2 CO2 + 6 H2O
MnClO4 = Mn + ClO4 =>
MnClO4 = Mn + ClO4
PbS + NH4 = (NH4)2Pb + S =>
PbS + 2 NH4 = (NH4)2Pb + S
HNO2 + H2S = S + N2O + H2O =>
2 HNO2 + 2 H2S = 2 S + N2O + 3 H2O
KOH + Cr2O3 + [Ag(C5H5N)4](S2O8) = K2CrO4 + Ag2O + C5H5N + K2S2O8 + H2O =>
16 KOH + Cr2O3 + 6[Ag(C5H5N)4](S2O8) = 2 K2CrO4 + 3 Ag2O + 24 C5H5N + 6 K2S2O8 + 8 H2O
Zn + Pb(KO3)2 = Pb + Zn(KO3)2 =>
Zn + Pb(KO3)2 = Pb + Zn(KO3)2
HNo3 + Mg(OH)2 = H2O + Mg(No3)2 =>
2 HNo3 + Mg(OH)2 = 2 H2O + Mg(No3)2
NH3 + Al + H2O = Al(OH)4 + NH4 =>
4 NH3 + Al + 4 H2O = Al(OH)4 + 4 NH4
HCOOH + MgO = Mg(HCOO)2 + H2O =>
2 HCOOH + MgO = Mg(HCOO)2 + H2O
Cr2O3 + KClO4 + KOH = K2CrO4 + KCl + H2O =>
4 Cr2O3 + 3 KClO4 + 16 KOH = 8 K2CrO4 + 3 KCl + 8 H2O
Zn(s) + HCl(aq) = H(s) + ZnCl2(aq) =>
Zn(s) + 2 HCl(aq) = 2 H(s) + ZnCl2(aq)
SO4{-2} + Ba{2+} = BaSO4 =>
SO4{-2} + Ba{2+} = BaSO4
I2 + KBrO3 + H2SO4 = HIO3 + Br2 + KHSO4 =>
I2 + 2 KBrO3 + 2 H2SO4 = 2 HIO3 + Br2 + 2 KHSO4
Fe + KNO3 = K + Fe2O3 + NO =>
4 Fe + 3 KNO3 = 3 K + 2 Fe2O3 + 3 NO
H2C2O4 + CsOH = HOH + Cs2C2O4 =>
H2C2O4 + 2 CsOH = 2 HOH + Cs2C2O4
Sn + (N)2 = (Sn)3(N)4 =>
3 Sn + 2(N)2 = (Sn)3(N)4
Mg{2+} + COO{-} = MgC2O4 =>
Mg{2+} + 2 COO{-} = MgC2O4
Cu(HCO3)2 = CO2 + CuCO3 + H2O =>
Cu(HCO3)2 = CO2 + CuCO3 + H2O
Cu + H2SO3 = CuSO4 + H2O + S2O =>
3 Cu + 7 H2SO3 = 3 CuSO4 + 7 H2O + 2 S2O
Ba + NO3 + H2SO4 = BaSO4 + HNO3 =>
Ba + 2 NO3 + H2SO4 = BaSO4 + 2 HNO3
Sb(OH)3 + HNO3 = HOH + Sb(NO3)3 =>
Sb(OH)3 + 3 HNO3 = 3 HOH + Sb(NO3)3
C3H7OH + C4O3H6 = C5O2H10 + H2O =>
2 C3H7OH + C4O3H6 = 2 C5O2H10 + H2O
C4H9N + O2 = CO2 + H2O + NO2 =>
4 C4H9N + 29 O2 = 16 CO2 + 18 H2O + 4 NO2
KOH + CH3COOH = KH3COOH + COH =>
KOH + CH3COOH = KH3COOH + COH
Bi{3+} + Sn(OH)4{2-} + OH{-} = Bi + Sn(OH)6{2-} =>
2 Bi{3+} + 3 Sn(OH)4{2-} + 6 OH{-} = 2 Bi + 3 Sn(OH)6{2-}
Cl2 + H2S + H2O = H2SO4 + HCl =>
4 Cl2 + H2S + 4 H2O = H2SO4 + 8 HCl
CH2 = CHCH2CH3 =>
3 CH2 = CHCH2CH3
C6H12 + O2 = CO2 + H2 =>
C6H12 + 6 O2 = 6 CO2 + 6 H2
Te + H3PO4 = TePO4 + H2 =>
2 Te + 2 H3PO4 = 2 TePO4 + 3 H2
CrCl3 + HOH = Cr(OH)3 + HCl =>
CrCl3 + 3 HOH = Cr(OH)3 + 3 HCl
Cu(NO3)2 + NH3 = Cu(NH3) + NO3 =>
Cu(NO3)2 + NH3 = Cu(NH3) + 2 NO3
Zn = Zn{2+} + {-} =>
Zn = Zn{2+} + 2e
SbCl6{-} + Fe = Sb + Fe{3+} + Cl{-} =>
3 SbCl6{-} + 5 Fe = 3 Sb + 5 Fe{3+} + 18 Cl{-}
Cu2O + H2 = CuH + O =>
Cu2O + H2 = 2 CuH + O
FeCl3(aq) + KSCN(aq) + HCl(aq) = Fe(SCN)6(aq) + KCl(aq) + H2(g) =>
2 FeCl3(aq) + 12 KSCN(aq) + 6 HCl(aq) = 2 Fe(SCN)6(aq) + 12 KCl(aq) + 3 H2(g)
Al2O3 + NaOH = AlOH + Na2O3 =>
Al2O3 + 2 NaOH = 2 AlOH + Na2O3
Cu5O = Cu + O2 =>
2 Cu5O = 10 Cu + O2
Na + K = Na2K =>
2 Na + K = Na2K
H5 + O = HO =>
H5 + 5 O = 5 HO
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Équations équilibrées sur01/09/25
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