| Équations équilibrées la veille |
(NH4)2SO4 + NaOH = 2 NH3 + NaHSO4 + H2O
Sr(OH)2 + HBr = H2O + SrBr2 =>
Sr(OH)2 + 2 HBr = 2 H2O + SrBr2
C2H4 = C6H6 + H2 =>
3 C2H4 = C6H6 + 3 H2
Fe(s) + MgSO4(aq) = FeSO4(aq) + Mg(s) =>
Fe(s) + MgSO4(aq) = FeSO4(aq) + Mg(s)
FeCl + NaSO4 = NaCl + FeSO4 =>
FeCl + NaSO4 = NaCl + FeSO4
NaOH + NH4NO3 = NaNO3 + HOH + NH3 =>
NaOH + NH4NO3 = NaNO3 + HOH + NH3
Cr2S3 + NaH = CrH3 + Na2S =>
Cr2S3 + 6 NaH = 2 CrH3 + 3 Na2S
C2H2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
C2H2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 4 H2O + 2 CO2
NaVO3 + H2O2 + H2SO4 = [VO(O2)]2SO4 + Na2SO4 + H2O =>
2 NaVO3 + 2 H2O2 + 2 H2SO4 = [VO(O2)]2SO4 + Na2SO4 + 4 H2O
Ca(ClO)2 + SO2 + H2 = CaCl2 + H2SO4 =>
Ca(ClO)2 + SO2 + H2 = CaCl2 + H2SO4
H3PO4 + HNa = Na3PO4 + H =>
H3PO4 + 3 HNa = Na3PO4 + 6 H
Mg + C4H8Cl = C4H8 + MgCl2 =>
Mg + 2 C4H8Cl = 2 C4H8 + MgCl2
NO2 + NaOH(cold) = NaNO2 + H2O + O2 =>
4 NO2 + 4 NaOH(cold) = 4 NaNO2 + 2 H2O + O2
Na2(CO3)2 + HCl = HCO3 + NaCl =>
Na2(CO3)2 + 2 HCl = 2 HCO3 + 2 NaCl
H2Cr2O7 + SnCl2 + HCl = SnCl4 + Cr(OH)3 + H2O =>
H2Cr2O7 + 3 SnCl2 + 6 HCl = 3 SnCl4 + 2 Cr(OH)3 + H2O
CO(NH2)2 + CH3OH = CH3OC(O)NH2 + NH3 =>
CO(NH2)2 + CH3OH = CH3OC(O)NH2 + NH3
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2Ba(NO3)2 =>
Zn(NO3)2 + Ba(OH)2 = Zn(OH)2Ba(NO3)2
Hg(SCN)2 + O2 = HgS + C3N4 + CO2 + SO2 =>
2 Hg(SCN)2 + 3 O2 = 2 HgS + C3N4 + CO2 + 2 SO2
Ca + SO2 = Ca3S4 + O2 =>
3 Ca + 4 SO2 = Ca3S4 + 4 O2
Ba3(PO4)2 + Si(OH)4 = Ba(OH)2 + Si3(PO4)4 =>
2 Ba3(PO4)2 + 3 Si(OH)4 = 6 Ba(OH)2 + Si3(PO4)4
Re2S7 + HNO3 = HReO4 + NO2 + H2SO4 + H2O =>
Re2S7 + 56 HNO3 = 2 HReO4 + 56 NO2 + 7 H2SO4 + 20 H2O
Na2O2 + H2O2 = NaOH + O2 =>
Na2O2 + H2O2 = 2 NaOH + O2
MgS04 + KCl = MgCl2 + K2S04 =>
MgS04 + 2 KCl = MgCl2 + K2S04
CH1 + NaOH = NaC1 + H2O =>
CH1 + NaOH = NaC1 + H2O
HCOOCH2CH3 + Cu(OH)2 + NaOH = Cu2O + Na2CO3 + H2O =>
HCOOCH2CH3 + 14 Cu(OH)2 + 6 NaOH = 7 Cu2O + 3 Na2CO3 + 20 H2O
BaCO3 + NH4OH = Ba(OH)2 + (NH4)2CO3 =>
BaCO3 + 2 NH4OH = Ba(OH)2 + (NH4)2CO3
NH3 + SO2 + H2O = NH4HSO3 =>
NH3 + SO2 + H2O = NH4HSO3
(COOH)2 + H2O = (COO)2 + H3O =>
(COOH)2 + 2 H2O = (COO)2 + 2 H3O
KClO3 + S2 = KCl + SO2 =>
4 KClO3 + 3 S2 = 4 KCl + 6 SO2
Sr(C2H3O2)2 + LiOH = Sr(OH)2 + LiC2H3O2 =>
Sr(C2H3O2)2 + 2 LiOH = Sr(OH)2 + 2 LiC2H3O2
C3H5[NO3]3 = CO2 + H2O + N2 + O2 =>
4 C3H5[NO3]3 = 12 CO2 + 10 H2O + 6 N2 + O2
Na2S2O3 = Na2SO4 + Na2S5 =>
4 Na2S2O3 = 3 Na2SO4 + Na2S5
Zn(H2O)4{+}2 + NaCN = Zn(H2O)3(NaCN)2{+} + H2O =>
Zn(H2O)4{+}2 + 2 NaCN = Zn(H2O)3(NaCN)2{+} + H2O
C3H5Cl3 + NaOH = C2H5COOH + NaCl + H2O =>
C3H5Cl3 + 3 NaOH = C2H5COOH + 3 NaCl + H2O
NaNO3 + Al + KOH + H2O = NH3 + K3[Al(OH)6] + Na3[Al(OH)6] =>
3 NaNO3 + 8 Al + 21 KOH + 18 H2O = 3 NH3 + 7 K3[Al(OH)6] + Na3[Al(OH)6]
Na + F = NaF4 =>
Na + 4 F = NaF4
CrCl3 + CrO3 = CrOCl2 =>
2 CrCl3 + CrO3 = 3 CrOCl2
Al(S) + Fe2O3(S) = Al2O3(S) + Fe(S) =>
2 Al(S) + Fe2O3(S) = Al2O3(S) + 2 Fe(S)
H2 + CH2 = CH4 =>
H2 + CH2 = CH4
Ca(NO3)2 + Na(H2PO4) = Ca(H2PO4) + Na(NO3)2 =>
Ca(NO3)2 + Na(H2PO4) = Ca(H2PO4) + Na(NO3)2
Pb + Cu(No3)2 = Pb(No3)2 + Cu(s) =>
Pb + Cu(No3)2 = Pb(No3)2 + Cu(s)
K3[Cr(OH)6] + HCl = CrCl3 + KCl + H2O =>
K3[Cr(OH)6] + 6 HCl = CrCl3 + 3 KCl + 6 H2O
HNO3 + OH{-} = NO3{-} + H2O =>
HNO3 + OH{-} = NO3{-} + H2O
PhC2H5O + KMnO4 + H2SO4 = PhCHO2 + MnSO4 + KSO4 + CO2 + H2O =>
2 PhC2H5O + 5 KMnO4 + 10 H2SO4 = 2 PhCHO2 + 5 MnSO4 + 5 KSO4 + 2 CO2 + 14 H2O
Pb2NO3(aq) + NaI(aq) = Pb2I(s) + NaNO3(aq) =>
Pb2NO3(aq) + NaI(aq) = Pb2I(s) + NaNO3(aq)
FeN2O6 + NaOH = FeO2H2 + NaNO3 =>
FeN2O6 + 2 NaOH = FeO2H2 + 2 NaNO3
Sr + HCl = SrCl + H2 =>
2 Sr + 2 HCl = 2 SrCl + H2
KBr + HNO3 = HBr + KNO3 =>
KBr + HNO3 = HBr + KNO3
Fe + HNO3 = Fe2(NO3)3 + H2O + NO2 =>
2 Fe + 6 HNO3 = Fe2(NO3)3 + 3 H2O + 3 NO2
NaNH4HPO4 + CrCl3 = Cr(PO3)3 + NH3 + NaCl + H2O =>
3 NaNH4HPO4 + CrCl3 = Cr(PO3)3 + 3 NH3 + 3 NaCl + 3 H2O
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