| Équations équilibrées la veille |
2 Al5H9 + 12 O2 = 5 Al2O3 + 9 H2O
Al + HCl + H2O = Al(H2O)6Cl3 + H2 =>
2 Al + 6 HCl + 12 H2O = 2 Al(H2O)6Cl3 + 3 H2
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
C5H5NH{+} + H2O = C5H5NH(OH) + H{+} =>
C5H5NH{+} + H2O = C5H5NH(OH) + H{+}
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH4Cl + HNO3 = HCl + NH4NO3 =>
NH4Cl + HNO3 = HCl + NH4NO3
(NH4)2SO4NaI = ISO4Na(NH4)2 =>
(NH4)2SO4NaI = ISO4Na(NH4)2
FePO4 + H = Fe + H3PO4 =>
FePO4 + 3 H = Fe + H3PO4
KBr + Cl2 = K2(Cl2) + Br2 =>
2 KBr + Cl2 = K2(Cl2) + Br2
K2O + N2 = K3N + O2 =>
6 K2O + 2 N2 = 4 K3N + 3 O2
BaF2 + H2S = BaS + HF =>
BaF2 + H2S = BaS + 2 HF
MgSO4*7H2O + H2O = MgSO4*8H2O =>
MgSO4*7H2O + H2O = MgSO4*8H2O
HMnO4 + Al(OH)3 = Al(MnO4)3 + HOH =>
3 HMnO4 + Al(OH)3 = Al(MnO4)3 + 3 HOH
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
Li + H2SO4 = Li2SO4 + SO2 + H2O =>
2 Li + 2 H2SO4 = Li2SO4 + SO2 + 2 H2O
C6H5K3O7 + O2 = KHCO3 + H2O + CO2 =>
2 C6H5K3O7 + 9 O2 = 6 KHCO3 + 2 H2O + 6 CO2
Cr(NO3)2 + K2CO3 = CrCO3 + KNO3 =>
Cr(NO3)2 + K2CO3 = CrCO3 + 2 KNO3
Li2S(aq) + Ca3N2 = CaS + Li3N =>
3 Li2S(aq) + Ca3N2 = 3 CaS + 2 Li3N
HBr(aq) + H2O = H3O(aq) + Br =>
HBr(aq) + H2O = H3O(aq) + Br
I + OH{-} = I{-} + IO3{-} + H2O =>
6 I + 6 OH{-} = 5 I{-} + IO3{-} + 3 H2O
Na6Mo7O24 + H2S = SO2 + MoS2 + Na2S + H2O =>
3 Na6Mo7O24 + 58 H2S = 7 SO2 + 21 MoS2 + 9 Na2S + 58 H2O
KO2 + H2O2 = KOH + O2 =>
2 KO2 + H2O2 = 2 KOH + 2 O2
NH4Cl + HNO3 = HCl + NH4NO3 =>
NH4Cl + HNO3 = HCl + NH4NO3
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
HCOOH + Ca(OH)2 = Ca(HCOO)2 + H2O =>
2 HCOOH + Ca(OH)2 = Ca(HCOO)2 + 2 H2O
H2O + NaOH = H2 + Na(OH)2 =>
2 H2O + 2 NaOH = H2 + 2 Na(OH)2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
SNO(s) + C(s) = SN(l) + CO(g) =>
SNO(s) + C(s) = SN(l) + CO(g)
CuS + HNO3 = Cu(NO3)2 + H2O + H2SO4 + NO =>
3 CuS + 14 HNO3 = 3 Cu(NO3)2 + 4 H2O + 3 H2SO4 + 8 NO
Na2S + NaOH = Na3SOH =>
Na2S + NaOH = Na3SOH
NH4NO3 + NaOH = NH3 + H2O + NaNO3 =>
NH4NO3 + NaOH = NH3 + H2O + NaNO3
Sb2(SO4)3 + KMnO3 + H2O = H3SbO4 + K2SO4 + MnSO4 + H2SO4 =>
3 Sb2(SO4)3 + 4 KMnO3 + 12 H2O = 6 H3SbO4 + 2 K2SO4 + 4 MnSO4 + 3 H2SO4
CaCl2 + K2CrO4 = Ca(CrO4) + KCl =>
CaCl2 + K2CrO4 = Ca(CrO4) + 2 KCl
H3PO3 + Ca = CaPO3 + H =>
H3PO3 + Ca = CaPO3 + 3 H
Cu + (IO4)2 = Cu(IO4)2 =>
Cu + (IO4)2 = Cu(IO4)2
AgNO3 + Na3PO4 = AgPO4 + Na3NO3 =>
AgNO3 + Na3PO4 = AgPO4 + Na3NO3
Fe(oso) + O2 = FeO =>
2 Fe(oso) + O2 = 2 FeO
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
C4H8O + H2 = C4H10O =>
C4H8O + H2 = C4H10O
Mn2S3 + HCl = H2S + MnCl3 =>
Mn2S3 + 6 HCl = 3 H2S + 2 MnCl3
CH3CH2CH2CH3CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl =>
4 CH3CH2CH2CH3CH3 + 6 Cl2 = 5 CH3CH2CH2CH2Cl + 7 HCl
NaCO3(s) + HCl(aq) = NaCl2(aq) + CO2(g) + H2O(l) =>
NaCO3(s) + 2 HCl(aq) = NaCl2(aq) + CO2(g) + H2O(l)
CaO + Na2SO4 = CaSO4 + Na + O2 =>
2 CaO + 2 Na2SO4 = 2 CaSO4 + 4 Na + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C + Cl2 = CCl2 =>
C + Cl2 = CCl2
NaBr + Fe(NO3)3 = NaNO3 + FeBr3 =>
3 NaBr + Fe(NO3)3 = 3 NaNO3 + FeBr3
Sr(OH)2 + HNO3 = SrNO3 + H(OH)2 =>
Sr(OH)2 + HNO3 = SrNO3 + H(OH)2
MnO2 + Nb2O5 + Co = Mn2Co2Nb2O9 =>
2 MnO2 + Nb2O5 + 2 Co = Mn2Co2Nb2O9
H2P2 = H2 + P =>
H2P2 = H2 + 2 P
CU(OH)2 + H2SO4 = H2O + CUSO4 =>
CU(OH)2 + H2SO4 = 2 H2O + CUSO4
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