| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Zn2 + 10 P3 = 6 ZnP5
Co(CN)6{4-} + O2 + H2O = Co(CN)6{3-} + OH{-} =>
4 Co(CN)6{4-} + O2 + 2 H2O = 4 Co(CN)6{3-} + 4 OH{-}
PH5 + O2 = P2O5 + H2O =>
2 PH5 + 5 O2 = P2O5 + 5 H2O
MnO2(s) + Ag{+}(aq) + OH{-}(aq) = MnO4{-}(aq) + Ag(s) + H2O(l) =>
MnO2(s) + 3 Ag{+}(aq) + 4 OH{-}(aq) = MnO4{-}(aq) + 3 Ag(s) + 2 H2O(l)
K2Cr2O7 + KBr + H2SO4 = Cr2(SO4) + KSO4 + Br2 + H2O =>
K2Cr2O7 + 4 KBr + 7 H2SO4 = Cr2(SO4) + 6 KSO4 + 2 Br2 + 7 H2O
KCl + O3 = KClO3 =>
KCl + O3 = KClO3
CH4 + O2 = CH4O4 =>
CH4 + 2 O2 = CH4O4
NaCO2 + Ba(OH)2 = BaHCO3 + NaOH =>
NaCO2 + Ba(OH)2 = BaHCO3 + NaOH
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
C12H18(s) + O2(g) = CO2(g) + H2O(g) =>
2 C12H18(s) + 33 O2(g) = 24 CO2(g) + 18 H2O(g)
Zn(OH)2 + HF = ZnF2 + H2O =>
Zn(OH)2 + 2 HF = ZnF2 + 2 H2O
P4O6 = P2O3 =>
P4O6 = 2 P2O3
FeCuSO4 = FeSO4Cu =>
FeCuSO4 = FeSO4Cu
CdCl2(aq) + H2S(g) = CdS(s) + HCl(aq) =>
CdCl2(aq) + H2S(g) = CdS(s) + 2 HCl(aq)
C + S = C5S3 =>
5 C + 3 S = C5S3
Al + H2OSO4 = Al2(SO4)3 + H2O =>
2 Al + 3 H2OSO4 = Al2(SO4)3 + 3 H2O
HClO3 + KI + HCl = KCl + I2 + H2O =>
HClO3 + 6 KI + 5 HCl = 6 KCl + 3 I2 + 3 H2O
CH3OH + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2SO4 + H2O =>
5 CH3OH + 3 K2Cr2O7 + 6 H2SO4 = 5 CO2 + 3 K2SO4 + 3 Cr2SO4 + 16 H2O
KCl*NaCl = KCl + NaCl =>
KCl*NaCl = KCl + NaCl
HCl + MnO2 = MnCl + H2O + Cl2 =>
8 HCl + 2 MnO2 = 2 MnCl + 4 H2O + 3 Cl2
Mg + AgN = MgN + Ag =>
Mg + AgN = MgN + Ag
HOOC{-}CHOH{-}CHOH{-}COOH + LiOH = LiOOC{-}CHOH{-}CHOH{-}COOLi + H2O =>
HOOC{-}CHOH{-}CHOH{-}COOH + LiOH = LiOOC{-}CHOH{-}CHOH{-}COOLi + H2O
Cu(OH)2 + MgO = Mg(OH)2 + CuO =>
Cu(OH)2 + MgO = Mg(OH)2 + CuO
CH3COOH(aq) + Ca(HCO3)2(s) = CO2(g) + H2O(l) + Ca(C2H3O2)2(ac) =>
2 CH3COOH(aq) + Ca(HCO3)2(s) = 2 CO2(g) + 2 H2O(l) + Ca(C2H3O2)2(ac)
BeCl2 + H2 = Be + HCl =>
BeCl2 + H2 = Be + 2 HCl
CuSO4 + Na2SO4 = CuNa + SO4 =>
2 CuSO4 + Na2SO4 = 2 CuNa + 3 SO4
K3[Fe(SCN)6] + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4) + CO2 + H2O + Na2SO4 + KNO3 =>
5 K3[Fe(SCN)6] + 48 Na2Cr2O7 + 66 H2SO4 = 5 Fe(NO3)3 + 48 Cr2(SO4) + 30 CO2 + 66 H2O + 48 Na2SO4 + 15 KNO3
KH + O2 = KOH =>
2 KH + O2 = 2 KOH
S2O5{-2} + H2O = HSO3{-} =>
S2O5{-2} + H2O = 2 HSO3{-}
Mg(OH)2 + (HCl) = MgCl2 + H2O =>
Mg(OH)2 + 2(HCl) = MgCl2 + 2 H2O
ZnCl2 + MgO = ZnO + MgCl2 =>
ZnCl2 + MgO = ZnO + MgCl2
Fe + CuCl2 = Cu + FeCl2 =>
Fe + CuCl2 = Cu + FeCl2
C6H6O2 + H2O2 = C6H4O2 + H2O =>
C6H6O2 + H2O2 = C6H4O2 + 2 H2O
C7H8O3 + NaOH = C7H4O3Na2 + CH3OH + OH =>
5 C7H8O3 + 8 NaOH = 4 C7H4O3Na2 + 7 CH3OH + 4 OH
CH3OH + H2O = CH2OH + H3O =>
CH3OH + H2O = CH2OH + H3O
Fe2(SO4)3 + HCl = FeCl3 + H2SO4 =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2SO4
HBr + NaBr = NaH + Br =>
HBr + NaBr = NaH + 2 Br
Mn + H2O = MnO + H =>
Mn + H2O = MnO + 2 H
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
KMnO4 + Na2S + H2O = MnO2 + Na2SO3 + KOH =>
2 KMnO4 + Na2S + H2O = 2 MnO2 + Na2SO3 + 2 KOH
Cd(OH)2 + NaCl = CdCl2 + NaOH =>
Cd(OH)2 + 2 NaCl = CdCl2 + 2 NaOH
(NH4) + (OH) = NH4OH =>
(NH4) + (OH) = NH4OH
Fe(OH)2 + HN3 = Fe + N2 + H2O =>
Fe(OH)2 + 2 HN3 = Fe + 3 N2 + 2 H2O
Cr + Fe3{+} = Cr3{+} + Fe =>
3 Cr + Fe3{+} = Cr3{+} + 3 Fe
PbS + HCl = PbCl + SH =>
PbS + HCl = PbCl + SH
NH3 + Na3PO4 = Na + NH3PO4 =>
NH3 + Na3PO4 = 3 Na + NH3PO4
Xe + Fl = XeFl4 =>
Xe + 4 Fl = XeFl4
Mg(s) + Cu(NO3)2(aq) = Cu(s) + Mg(NO3)2(ag) =>
Mg(s) + Cu(NO3)2(aq) = Cu(s) + Mg(NO3)2(ag)
C3H6O + HCl = C3H6Cl2 + H2O =>
C3H6O + 2 HCl = C3H6Cl2 + H2O
K2CrO4(aq) + NaC2H3O2(aq) = KC2H3O2(aq) + Na2(CrO4)(aq) =>
K2CrO4(aq) + 2 NaC2H3O2(aq) = 2 KC2H3O2(aq) + Na2(CrO4)(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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