| Équations équilibrées la veille |
2 NaCl(aq) + K2H2Sb2O7(aq) = Na2H2Sb2O7(s) + 2 KCl(aq)
K3PO4 + (NH4)2S = (NH4)3PO4 + K2S =>
2 K3PO4 + 3(NH4)2S = 2(NH4)3PO4 + 3 K2S
H2 + NaO = Na + HO =>
H2 + 2 NaO = 2 Na + 2 HO
C12H22O11 + KNO3 = KNO2 + CO2 + H2O =>
C12H22O11 + 24 KNO3 = 24 KNO2 + 12 CO2 + 11 H2O
LiOH + H2SO4 = H2O + Li2SO4 =>
2 LiOH + H2SO4 = 2 H2O + Li2SO4
C3*H8* + O2* = CO2* + H2*O =>
C3*H8* + 5 O2* = 3 CO2* + 4 H2*O
K3PO4 + H2O = K3OH + HPO4 =>
K3PO4 + H2O = K3OH + HPO4
LiOH + H2SO4 = H2O + Li2SO4 =>
2 LiOH + H2SO4 = 2 H2O + Li2SO4
C4H9OH + CuO = C4H8COOH + H2O + Cu =>
5 C4H9OH + 10 CuO = 4 C4H8COOH + 7 H2O + 10 Cu
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2O2(ac) = H2O(l) + O2(g) =>
2 H2O2(ac) = 2 H2O(l) + O2(g)
Cr + H2SO4 + H2O = CrSO4*5H2O + H2 =>
Cr + H2SO4 + 5 H2O = CrSO4*5H2O + H2
HgCO3 + HNO3 = Hg(NO3)2 + H2CO3 =>
HgCO3 + 2 HNO3 = Hg(NO3)2 + H2CO3
NaHCO3 + CH3CO2H = NaCO2 + HCO3CH4 =>
NaHCO3 + CH3CO2H = NaCO2 + HCO3CH4
MnS04 + Na2CO3 + O2 = CO2 + Na2SO4 + Na2MnO4 =>
2 MnS04 + 10 Na2CO3 + 15 O2 = 10 CO2 + 8 Na2SO4 + 2 Na2MnO4
MgOH + Ca = CaOH + Mg =>
MgOH + Ca = CaOH + Mg
HSO4 + Zn(OH)2 = H2O + Zn(SO4)2 =>
2 HSO4 + Zn(OH)2 = 2 H2O + Zn(SO4)2
BaCl2 + Na2C2O4 = Ba2C2O4 + NaCl2 =>
2 BaCl2 + Na2C2O4 = Ba2C2O4 + 2 NaCl2
Ca + NH4Cl(l) = CaCl2 + NH3 + H2 =>
Ca + 2 NH4Cl(l) = CaCl2 + 2 NH3 + H2
Ga + Cu2O = Ga2O3 + Cu =>
2 Ga + 3 Cu2O = Ga2O3 + 6 Cu
C + HClO = CO2 + HCl =>
C + 2 HClO = CO2 + 2 HCl
H2S04 = H2 + S04 =>
H2S04 = H2 + S04
LiOH + Al(OH)3 = LiAl(OH)4 =>
LiOH + Al(OH)3 = LiAl(OH)4
NaHSO3 + HNO3 = H2O + NaNO3 + SO2 =>
NaHSO3 + HNO3 = H2O + NaNO3 + SO2
K2SO3 + Na2S2O8 + H2O = K2SO4 + Na2SO4 + H2SO4 =>
K2SO3 + Na2S2O8 + H2O = K2SO4 + Na2SO4 + H2SO4
CH3OH + KCN = C2H3N + KOH =>
CH3OH + KCN = C2H3N + KOH
B2O3 + HCl = BCl3 + H2O =>
B2O3 + 6 HCl = 2 BCl3 + 3 H2O
Ag{+} + NCS{-} = (Ag(NCS)2){-} =>
Ag{+} + 2 NCS{-} = (Ag(NCS)2){-}
MnCl2 + KClO3 + KOH = KCl + K3MnO4 + H2O =>
2 MnCl2 + KClO3 + 10 KOH = 5 KCl + 2 K3MnO4 + 5 H2O
Na2(PO4H2)2 + NaOH = Na3PO4 + H2O =>
Na2(PO4H2)2 + 4 NaOH = 2 Na3PO4 + 4 H2O
NaCl + H2O + NaOH = NaH + ClO =>
2 NaCl + H2O + NaOH = 3 NaH + 2 ClO
CH3COOH + NaOH = CH3Na + COOH2 =>
3 CH3COOH + 2 NaOH = 2 CH3Na + 4 COOH2
Li2SO4 + HBr = LiBr + H2SO4 =>
Li2SO4 + 2 HBr = 2 LiBr + H2SO4
AsS + O2 = AsO + SO2 =>
2 AsS + 3 O2 = 2 AsO + 2 SO2
Ba + H2SO4 = BaSO4 + H2 =>
Ba + H2SO4 = BaSO4 + H2
H2CO3 + RbOH = Rb2CO3 + H2O =>
H2CO3 + 2 RbOH = Rb2CO3 + 2 H2O
Cl2 + VOSO4 = ClSO4 + VO =>
Cl2 + 2 VOSO4 = 2 ClSO4 + 2 VO
Pd + H2SO4 = Pd(SO4)4 + H2 =>
Pd + 4 H2SO4 = Pd(SO4)4 + 4 H2
Ca10(PO4)6(OH)2 + HNO3 = Ca(NO3)2 + H3PO4 + H2O =>
Ca10(PO4)6(OH)2 + 20 HNO3 = 10 Ca(NO3)2 + 6 H3PO4 + 2 H2O
Mg + NaOH + O2 = Mg(OH)2 + Na2O =>
2 Mg + 4 NaOH + O2 = 2 Mg(OH)2 + 2 Na2O
HBr(aq) + H2O(l) = Br(aq) + H3O(aq) =>
HBr(aq) + H2O(l) = Br(aq) + H3O(aq)
SrO + Si3N4 + SiO2 = SrSi11N12O5 =>
SrO + 3 Si3N4 + 2 SiO2 = SrSi11N12O5
AlB3 + Cl2 = AlCl3 + B =>
2 AlB3 + 3 Cl2 = 2 AlCl3 + 6 B
Na2S2O8 + NaBrO + H2O = NaBrO3 + Na2SO4 + H2SO4 =>
2 Na2S2O8 + NaBrO + 2 H2O = NaBrO3 + 2 Na2SO4 + 2 H2SO4
H2O2 + FeCl3 = H2O2FeCl3 =>
H2O2 + FeCl3 = H2O2FeCl3
Mg + H2SO4(k) = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4(k) = 4 MgSO4 + H2S + 4 H2O
C4H8O2 + H2 = C2H8O =>
C4H8O2 + 4 H2 = 2 C2H8O
[Zn(NH3)4]Cl2 + Na2CO3 + H2O = Zn2(OH)2CO3 + NH3 + NaCl + NaHCO3 =>
2[Zn(NH3)4]Cl2 + 3 Na2CO3 + 2 H2O = Zn2(OH)2CO3 + 8 NH3 + 4 NaCl + 2 NaHCO3
HNO3 + Na2S = NaNO3 + S + NO2 + H2O =>
4 HNO3 + Na2S = 2 NaNO3 + S + 2 NO2 + 2 H2O
Mg + C9H7NO = Mg(C9H7NO)2 =>
Mg + 2 C9H7NO = Mg(C9H7NO)2
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