| Équations équilibrées la veille |
Mg + 2 NO3 = Mg(NO3)2
Cr(OH)4{-}(aq) + OH{-}(aq) + H2O2 = CrO4{2-}(aq) + H2O(l) =>
2 Cr(OH)4{-}(aq) + 2 OH{-}(aq) + 3 H2O2 = 2 CrO4{2-}(aq) + 8 H2O(l)
H2SO4 + NH4CN = HCN + (NH4)2SO4 =>
H2SO4 + 2 NH4CN = 2 HCN + (NH4)2SO4
(NH4)2(SO4) + BaCl2 = (NH4)Cl + Ba2(SO4)2 =>
2(NH4)2(SO4) + 2 BaCl2 = 4(NH4)Cl + Ba2(SO4)2
SN + KOH = K2SNO2 + H2 =>
SN + 2 KOH = K2SNO2 + H2
Zn(OH)2 + HNO3 = ZnNO3 + H(OH)2 =>
Zn(OH)2 + HNO3 = ZnNO3 + H(OH)2
C2H2 + OCH3 = C2H + COH4 =>
C2H2 + OCH3 = C2H + COH4
ZnS + FeCl3 = ZnCl2 + FeCl2 + S =>
ZnS + 2 FeCl3 = ZnCl2 + 2 FeCl2 + S
K2Cr2O7 + BaCl2 + HCl = BaCl3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 6 BaCl2 + 14 HCl = 6 BaCl3 + 2 CrCl3 + 2 KCl + 7 H2O
CH4 + HI = CI4 + H2 =>
CH4 + 4 HI = CI4 + 4 H2
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2 =>
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2
As + HNO3 + HCl = AsCl5 + NO + H2O =>
3 As + 5 HNO3 + 15 HCl = 3 AsCl5 + 5 NO + 10 H2O
Na(g) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(g) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
Sn + ZnCl2 = Zn + SnCl4 =>
Sn + 2 ZnCl2 = 2 Zn + SnCl4
MgCl2 + (NH4)2C2O4 = MgC2O4 + NH4Cl =>
MgCl2 + (NH4)2C2O4 = MgC2O4 + 2 NH4Cl
Cu(NO3) + KOH = CuOH + K(NO3) =>
Cu(NO3) + KOH = CuOH + K(NO3)
CH3CH2CH2OH + O = CH3COOH + H2O =>
2 CH3CH2CH2OH + 6 O = 3 CH3COOH + 2 H2O
Mg + Ag{+} = Mg{+2+Ag =>
Mg + 2 Ag{+} = Mg{+2+2Ag
B + O2(g) = B2O3(s) =>
4 B + 3 O2(g) = 2 B2O3(s)
MgBr2 + Li2SO4 = MgSO4 + LiBr =>
MgBr2 + Li2SO4 = MgSO4 + 2 LiBr
C18H32O7 + C4H6O3 = C20H34O8 + CH3COOH =>
C18H32O7 + C4H6O3 = C20H34O8 + CH3COOH
HNO3(aq) + Ca(OH)2(s) = Ca(NO3)2 + H2O =>
2 HNO3(aq) + Ca(OH)2(s) = Ca(NO3)2 + 2 H2O
MgCl2 + HgNO3 = HgCl + Mg(NO3)2 =>
MgCl2 + 2 HgNO3 = 2 HgCl + Mg(NO3)2
C9H8O4 + NaOH = Na3C6H5O4 + H2O =>
2 C9H8O4 + 9 NaOH = 3 Na3C6H5O4 + 5 H2O
PH3(g) + O2 = P4H10(s) + H2O =>
8 PH3(g) + O2 = 2 P4H10(s) + 2 H2O
NH4Cl(aq) + AgNO3 = NH4NO3 + AgCl =>
NH4Cl(aq) + AgNO3 = NH4NO3 + AgCl
C2H3O2 + Na2CO3 = NaC2H3O2 + CO2 + H2O =>
16 C2H3O2 + 7 Na2CO3 = 14 NaC2H3O2 + 11 CO2 + 3 H2O
Pb(OH)4 + H2TeO4 = Pb2(TeO4)4 + H2O =>
2 Pb(OH)4 + 4 H2TeO4 = Pb2(TeO4)4 + 8 H2O
C5H9N + O2 = C5H5N + H2O =>
C5H9N + O2 = C5H5N + 2 H2O
Fe(NO3)3(aq) + NH3 = FeN + HNO3 =>
Fe(NO3)3(aq) + NH3 = FeN + 3 HNO3
KClO3 + O2 = KClO4 =>
2 KClO3 + O2 = 2 KClO4
PtCl4 = Pt + Cl2 =>
PtCl4 = Pt + 2 Cl2
Cd(ClO3)2 = Cd + ClO3 =>
Cd(ClO3)2 = Cd + 2 ClO3
MnO4{-} + S2O3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
8 MnO4{-} + 3 S2O3{2-} + H2O = 8 MnO2 + 6 SO4{2-} + 2 OH{-}
H2O2 + SCN{-} = HCO3{-} + HSO4{-} + NH4{+} + H2 =>
7 H2O2 + 2 SCN{-} = 2 HCO3{-} + 2 HSO4{-} + 2 NH4{+} + H2
SO3 + P = P2O5 + SO2 =>
5 SO3 + 2 P = P2O5 + 5 SO2
Cd + NH3 = [Cd(NH3)4] =>
Cd + 4 NH3 = [Cd(NH3)4]
P2O3 + Na2O = Na2P2O4 =>
P2O3 + Na2O = Na2P2O4
HBr(aq) + NH3(aq) = NH4 + Br =>
HBr(aq) + NH3(aq) = NH4 + Br
Br2 + (OH)1{-} = H2O + Br1{-} + (BrO){-} =>
Br2 + 2(OH)1{-} = H2O + Br1{-} + (BrO){-}
N + F = NF =>
N + F = NF
MnSO4 + MgCl2 = MgSO4 + MnCl2 =>
MnSO4 + MgCl2 = MgSO4 + MnCl2
NaNO3 + S = Na2O + N2 + SO2 =>
4 NaNO3 + 5 S = 2 Na2O + 2 N2 + 5 SO2
Mg(s) + CrCl3(aq) = MgCl2(aq) + Cr(s) =>
3 Mg(s) + 2 CrCl3(aq) = 3 MgCl2(aq) + 2 Cr(s)
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
CaMoO4 + HCl = CaCl2 + MoO3 + H2O =>
CaMoO4 + 2 HCl = CaCl2 + MoO3 + H2O
AgC2H3O2 + HBr = AgBr + C2H4O2 =>
AgC2H3O2 + HBr = AgBr + C2H4O2
(CH3)2NH3 + H2O = (CH3)2NH2 + H3O =>
(CH3)2NH3 + H2O = (CH3)2NH2 + H3O
HOBr = HBr + HBrO3 =>
3 HOBr = 2 HBr + HBrO3
CS + O = CO2 + SO2 =>
CS + 4 O = CO2 + SO2
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Équations équilibrées sur10/23/24
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