| Équations équilibrées la veille |
Sr{2+} + O{2-} = OSr
H2O + Fe + KOH = KFeO2 + H2 =>
2 H2O + 2 Fe + 2 KOH = 2 KFeO2 + 3 H2
BaO(s) + CO2(g) = BaCO3(g) =>
BaO(s) + CO2(g) = BaCO3(g)
Bi2S3 + H2O + O2 = Bi(OH)3 + H2SO3 =>
2 Bi2S3 + 12 H2O + 9 O2 = 4 Bi(OH)3 + 6 H2SO3
Mg(s) + Ag(NO3)2 = Ag(s) + Mg(NO3)2(aq) =>
Mg(s) + Ag(NO3)2 = Ag(s) + Mg(NO3)2(aq)
HI + KMnO4 + H2SO4 = I2 + H2O + K2SO4 + MnSO4 =>
10 HI + 2 KMnO4 + 3 H2SO4 = 5 I2 + 8 H2O + K2SO4 + 2 MnSO4
Mn + NH4OH = Mn(OH)3 + NH4 =>
Mn + 3 NH4OH = Mn(OH)3 + 3 NH4
CuSO4*5H2O + Ca(OH)2 = Cu(OH)2 + CaSO4 + H2O =>
CuSO4*5H2O + Ca(OH)2 = Cu(OH)2 + CaSO4 + 5 H2O
CO + HBr = COBr2 + H2 =>
CO + 2 HBr = COBr2 + H2
Fe(NO3)2 + K3PO4 = Fe3(PO4)2 + K2(NO3)2 =>
3 Fe(NO3)2 + 2 K3PO4 = Fe3(PO4)2 + 3 K2(NO3)2
Al + KNO3 + NaOH + H2O = K3(Al(OH)6) + Na3(Al(OH)6) + NH3 =>
8 Al + 3 KNO3 + 21 NaOH + 18 H2O = K3(Al(OH)6) + 7 Na3(Al(OH)6) + 3 NH3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Zn + NaOH = Zn(OH)3 + Na =>
Zn + 3 NaOH = Zn(OH)3 + 3 Na
Sn{4+} + Na2CO3 = Na{+} + Sn(CO3)2 =>
Sn{4+} + 2 Na2CO3 = 4 Na{+} + Sn(CO3)2
C4H10 + KMnO4 = C2H6O + C2H3O2K + KOH + MnO2 =>
C4H10 + 2 KMnO4 = C2H6O + C2H3O2K + KOH + 2 MnO2
CaBr2 + KH2PO4 = Ca(H2PO4)2 + KBr =>
CaBr2 + 2 KH2PO4 = Ca(H2PO4)2 + 2 KBr
NH4Br + H2SO4 = NH4HSO4 + H2O + SO2 + Br2 =>
2 NH4Br + 3 H2SO4 = 2 NH4HSO4 + 2 H2O + SO2 + Br2
K2CO3(aq) + NHO3(aw) = KNO3(aw) + H2O(l) + CO2(g) =>
K2CO3(aq) + 2 NHO3(aw) = 2 KNO3(aw) + H2O(l) + CO2(g)
Mg + N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
3 Mg + N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
NaHCO3 + C3H5O(COOH)3 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C3H5O(COOH)3 = C6H5Na3O7 + 3 CO2 + 3 H2O
C8H8O2 + C2O2Cl2 = C8H7ClO + CO2 + HCl =>
21 C8H8O2 + 18 C2O2Cl2 = 22 C8H7ClO + 28 CO2 + 14 HCl
C4H9Br + KOH = C3H6 + KBr + H2O =>
3 C4H9Br + 3 KOH = 4 C3H6 + 3 KBr + 3 H2O
H3C6H3O7 + NaHCO3 = CO2 + H2O + Na3C6H3O7 =>
H3C6H3O7 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H3O7
AlNO3 + SrOH2 = SrN2O3 + AlO2H =>
2 AlNO3 + SrOH2 = SrN2O3 + 2 AlO2H
Pb(NO3)3 + Na3PO4 = PbPO4 + NaNO3 =>
Pb(NO3)3 + Na3PO4 = PbPO4 + 3 NaNO3
CrMoV7 = Cr + Mo + V =>
CrMoV7 = Cr + Mo + 7 V
Cr(OH)2 + HCl = CrCl2 + H2O =>
Cr(OH)2 + 2 HCl = CrCl2 + 2 H2O
CuCl*H2O = CuCl + H2O =>
CuCl*H2O = CuCl + H2O
C3H8S + O2 = CS + CO2 + H2O =>
C3H8S + 4 O2 = CS + 2 CO2 + 4 H2O
C9H7O4Na + H2O = C9H8O4 + NaOH =>
C9H7O4Na + H2O = C9H8O4 + NaOH
Au + HCl + HNO3 = (NO)AuCl4 + H2O + NO =>
3 Au + 12 HCl + 4 HNO3 = 3(NO)AuCl4 + 8 H2O + NO
ZnO + V2O5 = Zn2V2O7 =>
2 ZnO + V2O5 = Zn2V2O7
HIO3 + Cl2 + OH = HIO4 + HCl =>
2 HIO3 + Cl2 + 2 OH = 2 HIO4 + 2 HCl
Fe3Br8 + K2CO3 = KBr + CO2 + Fe3O4 =>
Fe3Br8 + 4 K2CO3 = 8 KBr + 4 CO2 + Fe3O4
Hg2(NO3)2 + Na2S = Hg2S + NaNO3 =>
Hg2(NO3)2 + Na2S = Hg2S + 2 NaNO3
Ag(NO3)3 + Sn = Sn(NO3)2 + Ag =>
2 Ag(NO3)3 + 3 Sn = 3 Sn(NO3)2 + 2 Ag
(CH3)2C2 + KMnO4 + H2O = (CH3)2C2(OH)2 + MnO2 + KOH =>
3(CH3)2C2 + 2 KMnO4 + 4 H2O = 3(CH3)2C2(OH)2 + 2 MnO2 + 2 KOH
H2S + Fe(OH)3(s) = Fe2S3(s) + H2O(g) =>
3 H2S + 2 Fe(OH)3(s) = Fe2S3(s) + 6 H2O(g)
Pb + FeO = PbFeO =>
Pb + FeO = PbFeO
XeO3 + VO{2} + H2O = Xe + VO2{+} + H{+} =>
XeO3 + 6 VO{2} + 3 H2O = Xe + 6 VO2{+} + 6 H{+}
HgO + HCI = HgCI + HO = HgCI<sub = </sub = =>
HgO + HCI = HgCI + HO
NiSO4 + Sr(NO3)2 = SrSO4 + Ni(NO3)2 =>
NiSO4 + Sr(NO3)2 = SrSO4 + Ni(NO3)2
NaCl(l) = Na(s) + Cl2(g) =>
2 NaCl(l) = 2 Na(s) + Cl2(g)
K2Cr2O7 + H3PO3 + HCl = CrCl3 + H3PO4 + KOH + H2O =>
K2Cr2O7 + 3 H3PO3 + 6 HCl = 2 CrCl3 + 3 H3PO4 + 2 KOH + 2 H2O
SCl2 + Cl2 = SCl4 =>
SCl2 + Cl2 = SCl4
KClO3 + LiOH = LiClO3 + KOH =>
KClO3 + LiOH = LiClO3 + KOH
Iron(ii)chloride + chlorine = iron(iii)chloride =>
2 FeCl2 + Cl2 = 2 FeCl3
KMnO4 + NH3*H2O = MnO2 + H2O + HNO3 + KOH =>
8 KMnO4 + 3 NH3*H2O = 8 MnO2 + 2 H2O + 3 HNO3 + 8 KOH
Fe(OH)3 + HI = Fe(OH)2 + I2 + H2O =>
2 Fe(OH)3 + 2 HI = 2 Fe(OH)2 + I2 + 2 H2O
HI = I2H2 =>
2 HI = I2H2
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Équations équilibrées sur01/08/25
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