| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(CO3)3 + 3 H2O = 2 Cr(OH)3(v) + 3 CO2(g)
C3H8O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C3H6O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 C3H6O
C2H7N + HNO2 = C2H5OH + N2 + H2O =>
C2H7N + HNO2 = C2H5OH + N2 + H2O
Ca + HNO3 = Ca(NO3)3 + N2O + H2O =>
8 Ca + 30 HNO3 = 8 Ca(NO3)3 + 3 N2O + 15 H2O
FeCr2O4 + Na2O2 = Na2CrO4 + Fe2O3 + Na2O =>
2 FeCr2O4 + 7 Na2O2 = 4 Na2CrO4 + Fe2O3 + 3 Na2O
C + H2 + O2 = C9H12O3H =>
18 C + 13 H2 + 3 O2 = 2 C9H12O3H
As2O5 + H2S = As2S3 + S + H2O =>
As2O5 + 5 H2S = As2S3 + 2 S + 5 H2O
PbS + HNO3 = Pb{2+} + SO4{2-} + NO2 + H2O =>
PbS + 8 HNO3 = Pb{2+} + SO4{2-} + 8 NO2 + 4 H2O
N6 + H2 = HN2 =>
2 N6 + 3 H2 = 6 HN2
NiSO4(H2O)6 + Na2CO3 = Ni4CO3(OH)6(H2O)4 + Na2SO4 + CO2 + H2O =>
4 NiSO4(H2O)6 + 4 Na2CO3 = Ni4CO3(OH)6(H2O)4 + 4 Na2SO4 + 3 CO2 + 17 H2O
LiAlH4 + CH3CHO + H2O = CH3CH2OH + LiOH + AlOH3 =>
LiAlH4 + 2 CH3CHO + 2 H2O = 2 CH3CH2OH + LiOH + AlOH3
Ca(NO3)2H8O4 + (NH4)6H8Mo7O28 = CaMoO4 + N2 + O2 + H2O =>
7 Ca(NO3)2H8O4 + (NH4)6H8Mo7O28 = 7 CaMoO4 + 10 N2 + 13 O2 + 44 H2O
Br2 + NH4F = NH4 + Br2F =>
Br2 + NH4F = NH4 + Br2F
Ag(NO3)(aq) + NH4(OH)(aq) = Ag(OH) + NH4(NO3) =>
Ag(NO3)(aq) + NH4(OH)(aq) = Ag(OH) + NH4(NO3)
Na2S2 + SnS = Na2S + SnS2 =>
Na2S2 + SnS = Na2S + SnS2
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
Mg(ClO3)2(heat) = MgCl2 + O6 =>
Mg(ClO3)2(heat) = MgCl2 + O6
B5H9 = H + B =>
B5H9 = 9 H + 5 B
AlCl3 + NH4Cl = NH4Al + Cl2 =>
AlCl3 + NH4Cl = NH4Al + 2 Cl2
Pb(C2H3O2)2 + Na2CO3 = PbCO3 + Na + (C2H3O2)2 =>
Pb(C2H3O2)2 + Na2CO3 = PbCO3 + 2 Na + (C2H3O2)2
KMnO4 + As2O3 + H2SO4 = As2O5 + Mn2O3 + K2SO4 + H2O =>
2 KMnO4 + 2 As2O3 + H2SO4 = 2 As2O5 + Mn2O3 + K2SO4 + H2O
As2O5 + H2S = As2S3 + S + H2O =>
As2O5 + 5 H2S = As2S3 + 2 S + 5 H2O
KBr + Cl2 + KOH = KCl + HBrO3 + H2O =>
KBr + 3 Cl2 + 5 KOH = 6 KCl + HBrO3 + 2 H2O
C3H6O2 + Mg = C6H10MgO4 + H =>
2 C3H6O2 + Mg = C6H10MgO4 + 2 H
CsCl + NaClO4 = CsClO4 + NaCl =>
CsCl + NaClO4 = CsClO4 + NaCl
Na + H5O = Na4O4H + H5 =>
20 Na + 20 H5O = 5 Na4O4H + 19 H5
HOOCCOOH + HOCH2CH2OH = OCOC + H2O =>
3 HOOCCOOH + HOCH2CH2OH = 4 OCOC + 6 H2O
Ca + HPO4 = Ca3(PO4)2 + H =>
3 Ca + 2 HPO4 = Ca3(PO4)2 + 2 H
NaI + B2 + Co2 + Cu2 = NaICuBCo2 =>
2 NaI + B2 + 2 Co2 + Cu2 = 2 NaICuBCo2
CaI2 + (NH4)2S = CaS + (NH4)I =>
CaI2 + (NH4)2S = CaS + 2(NH4)I
Fe + NiI = Ni + Fe2I =>
2 Fe + NiI = Ni + Fe2I
H2O + ClO4{-} + Mn{+2} = Cl2 + MnO2 + OH =>
6 H2O + 2 ClO4{-} + Mn{+2} = Cl2 + MnO2 + 12 OH
C12H22O11 + C + HCl + CH4N2O = C18H26ClN3O + O2 =>
19 C12H22O11 + 135 C + 22 HCl + 33 CH4N2O = 22 C18H26ClN3O + 110 O2
C5 + H10 + O2 = CH2O =>
2 C5 + 2 H10 + 5 O2 = 10 CH2O
NaOH + NaOCl + Na2S2O3 = Na2SO4 + H2O + NaCl =>
2 NaOH + 4 NaOCl + Na2S2O3 = 2 Na2SO4 + H2O + 4 NaCl
Ca4 + H2Cl53 = CaCl26 + H =>
53 Ca4 + 104 H2Cl53 = 212 CaCl26 + 208 H
NaCl(aq) + MnSO4 = MnCl2 + Na2SO4 =>
2 NaCl(aq) + MnSO4 = MnCl2 + Na2SO4
AlCr2 + O = Cr5O12 + Al =>
5 AlCr2 + 24 O = 2 Cr5O12 + 5 Al
AgNO3 + NiBr3 = Ni(NO3)3 + AgBr =>
3 AgNO3 + NiBr3 = Ni(NO3)3 + 3 AgBr
Co(NO3)2 + C6H13NO2 = CoO + CO2 + H2O + N2 =>
33 Co(NO3)2 + 10 C6H13NO2 = 33 CoO + 60 CO2 + 65 H2O + 38 N2
C51H98O6 + NaOH = C3H8O3 + C15H31CO2Na =>
C51H98O6 + 3 NaOH = C3H8O3 + 3 C15H31CO2Na
Pb3(Po4)2 = Pb + (Po4)2 =>
Pb3(Po4)2 = 3 Pb + (Po4)2
BaCI2 + H2SO4 = BaSO4 + H2CI2 =>
BaCI2 + H2SO4 = BaSO4 + H2CI2
Cl + O = ClO =>
Cl + O = ClO
CaO2 + CO2 = CaCO4 =>
CaO2 + CO2 = CaCO4
Ca2 + H3PO4 = Ca(PO4)2 + H2 =>
Ca2 + 4 H3PO4 = 2 Ca(PO4)2 + 6 H2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
FeS2 + H2O + O2 = Fe(OH)3 + H2SO4 =>
4 FeS2 + 14 H2O + 15 O2 = 4 Fe(OH)3 + 8 H2SO4
Zn3P2 + O2 = ZnO + P2O5 =>
Zn3P2 + 4 O2 = 3 ZnO + P2O5
NH4Fe(SO4)2*12H2O + NH4Cl = (NH4)3[Fe(Cl)6] + (NH4)2SO4 + H2O =>
NH4Fe(SO4)2*12H2O + 6 NH4Cl = (NH4)3[Fe(Cl)6] + 2(NH4)2SO4 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/26/25
Équations équilibrées sur02/25/24
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