| Équations équilibrées la veille |
Ca(ClO3)2 + Na2CO3 = 2 NaCl + CaCO3 + 3 O2
C6H0O3 + O2 = H2O + CO2 =>
4 C6H0O3 + 19 O2 = 2 H2O + 24 CO2
CH3((CH2)4)CH3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3((CH2)4)CH3(g) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
NaCl(aq) + H2SO4(aq) = Na2SO4(s) + HCl =>
2 NaCl(aq) + H2SO4(aq) = Na2SO4(s) + 2 HCl
Mn + Ni(SO4)2 = Ni + Mn(SO4)2 =>
Mn + Ni(SO4)2 = Ni + Mn(SO4)2
Ag + FeCI3 = Fe + AgCI3 =>
Ag + FeCI3 = Fe + AgCI3
Ni2(SO4)3 + Si(MnO4)4 = Ni(MnO4)3 + Si(SO4)2 =>
2 Ni2(SO4)3 + 3 Si(MnO4)4 = 4 Ni(MnO4)3 + 3 Si(SO4)2
CH3CH2OH + K2Cr2O7 + H2SO4 = HC2H3O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
NH4CI(aq) + AgNO3(aq) = NH4NO3(aq) + AgCI(aq) =>
NH4CI(aq) + AgNO3(aq) = NH4NO3(aq) + AgCI(aq)
NaHCO3(s) + C2H4O2(aq) = C2H3NaO2(aq) + H2O(aq) + CO2(aq) =>
NaHCO3(s) + C2H4O2(aq) = C2H3NaO2(aq) + H2O(aq) + CO2(aq)
K + (Cl2) = KCl =>
2 K + (Cl2) = 2 KCl
NO2 = NO02 =>
NO2 = NO02
C8H118 + O2 = C + H2O =>
2 C8H118 + 59 O2 = 16 C + 118 H2O
KNO3 + Fe(SCN)3 + NaH2PO4 = KSCN + Fe(H2PO4)3 + NaNO3 =>
3 KNO3 + Fe(SCN)3 + 3 NaH2PO4 = 3 KSCN + Fe(H2PO4)3 + 3 NaNO3
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
Ba(NO3)2(aq) + Na2SO4(aq) = Ba(SO4) + NaNO3 =>
Ba(NO3)2(aq) + Na2SO4(aq) = Ba(SO4) + 2 NaNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C12H26(l) + O2 = CO2 + H2O =>
2 C12H26(l) + 37 O2 = 24 CO2 + 26 H2O
KBr = K + Br2 =>
2 KBr = 2 K + Br2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Cu(OH)2HCl = Cu(OH)ClH2O =>
Cu(OH)2HCl = Cu(OH)ClH2O
K2Cr2O7 + H2SO4 + Ag = K2SO4 + Cr2(SO4)3 + H2O + Ag2SO4 =>
K2Cr2O7 + 7 H2SO4 + 6 Ag = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Ag2SO4
NaH2PO4 + Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + H2O =>
3 NaH2PO4 + 3 Ba(OH)2 = Na3PO4 + Ba3(PO4)2 + 6 H2O
Na2O + H2CO3 = Na2CO3 + H2O =>
Na2O + H2CO3 = Na2CO3 + H2O
Cu + HCl = Cu2HCl =>
2 Cu + HCl = Cu2HCl
Pt + O2 = Pt2O4 =>
2 Pt + 2 O2 = Pt2O4
[(NH4)2O*Cr2O3*12MoO3] + Na2S + H2O = MoS3 + Cr(OH)3 + NaOH + NH4OH =>
[(NH4)2O*Cr2O3*12MoO3] + 36 Na2S + 40 H2O = 12 MoS3 + 2 Cr(OH)3 + 72 NaOH + 2 NH4OH
Mo2O5 + H2O = HMoO3 =>
Mo2O5 + H2O = 2 HMoO3
C2H5OH + C2H5COOH = C2H5COOCC2H5 + H2O =>
3 C2H5OH + 6 C2H5COOH = 4 C2H5COOCC2H5 + 7 H2O
Ca(OH)2 + (H2SO4) = Ca(HSO4)2 + H2O =>
Ca(OH)2 + 2(H2SO4) = Ca(HSO4)2 + 2 H2O
HNO3 + BaCl2 = Ba(NO3)2 + HCl =>
2 HNO3 + BaCl2 = Ba(NO3)2 + 2 HCl
H2PO4 + Fe = FePO4 + H2 =>
H2PO4 + Fe = FePO4 + H2
Na2S2O4 = Na2S2O3 + Na2SO3 + SO2 =>
2 Na2S2O4 = Na2S2O3 + Na2SO3 + SO2
CIO{-}3 + C6H12O6 = CI{-} + CO2 + H2O =>
12 CIO{-}3 + C6H12O6 = 12 CI{-} + 6 CO2 + 6 H2O
Al(s) + HNO3(aq) = Al(NO3)3(aq) + H2(g) =>
2 Al(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2(g)
Cu2FeS2 + O2 = CuO + SO2 + Fe2O3 =>
4 Cu2FeS2 + 15 O2 = 8 CuO + 8 SO2 + 2 Fe2O3
Ag2SO4 = Ag2SO2 + O2 =>
Ag2SO4 = Ag2SO2 + O2
KCr(SO4)2 = Cr2(SO4)3 + K2SO4 =>
2 KCr(SO4)2 = Cr2(SO4)3 + K2SO4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
U + I2 = UI6 =>
U + 3 I2 = UI6
Na2[Zn(OH)4] + HCl = NaCl + Zn(OH)2 + H2O =>
Na2[Zn(OH)4] + 2 HCl = 2 NaCl + Zn(OH)2 + 2 H2O
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
CrI + KOH + Br2 = KIO3 + K2CrO4 + KBr + H2O =>
2 CrI + 28 KOH + 11 Br2 = 2 KIO3 + 2 K2CrO4 + 22 KBr + 14 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3CH2COOH + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH3CH2COOH + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 7 K2SO4 + 14 MnSO4 + 36 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
I2 + C6H14 = C + IH14 =>
I2 + 2 C6H14 = 12 C + 2 IH14
MoO2 + Zn + H2SO4 = ZnSO4H2O + Mo2O3 =>
2 MoO2 + Zn + H2SO4 = ZnSO4H2O + Mo2O3
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