| Équations équilibrées la veille |
HCOOH + H2SO4 = CH3OOH + SO4
KI + H2SO4 + KNO3 = K2SO4 + I2 + H2O + NO2 =>
2 KI + 2 H2SO4 + 2 KNO3 = 2 K2SO4 + I2 + 2 H2O + 2 NO2
S12H3 + O2 = SO2 + H2O =>
4 S12H3 + 51 O2 = 48 SO2 + 6 H2O
HCOOH + NH3 + AgNO3 = Ag + NH4NO3 + CH3 =>
3 HCOOH + 5 NH3 + AgNO3 = Ag + 3 NH4NO3 + 3 CH3
Ba(OH)2 + SO4 = BaSO4 + OH =>
Ba(OH)2 + SO4 = BaSO4 + 2 OH
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
(CuOH)2CO3 + NH3 + H2SO4 = CuSO4 + NH4(CO3)2 + H2O + H2S =>
16(CuOH)2CO3 + 8 NH3 + 35 H2SO4 = 32 CuSO4 + 8 NH4(CO3)2 + 44 H2O + 3 H2S
Cr2O7{2-} + HSO3{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
237 Cr2O7{2-} + 34 HSO3{-} + 632 H{+} = 158 Cr3{+} + 34 SO42{-} + 333 H2O
NaCl + MgCl2 = NaCl2 + MgCl =>
NaCl + MgCl2 = NaCl2 + MgCl
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
C2H6O + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
5 C2H6O + 12 KMnO4 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 10 CO2 + 33 H2O
P4O10(s) + H2O = H3PO4(aq) =>
P4O10(s) + 6 H2O = 4 H3PO4(aq)
Mg + NH4NO3 + O2 = H2O + Mg(NO3)2 =>
2 Mg + 2 NH4NO3 + 5 O2 = 4 H2O + 2 Mg(NO3)2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Cu2 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
LiI + BaS = LiS + BaI =>
LiI + BaS = LiS + BaI
ZnCl2 + C2H3NaO2 = CH3COCl + NaCl + ZnO =>
ZnCl2 + C2H3NaO2 = CH3COCl + NaCl + ZnO
Cu2 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
NaI + Mn = MnI + Na =>
NaI + Mn = MnI + Na
BaO + CaSO4 = BaSO4 + CaO =>
BaO + CaSO4 = BaSO4 + CaO
MgCl2*6H2O + C9H6NOH = Mg(C9H6NO)2 + H2O + HCl =>
MgCl2*6H2O + 2 C9H6NOH = Mg(C9H6NO)2 + 6 H2O + 2 HCl
S + O2 = SO2 =>
S + O2 = SO2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Pb(OH)2 + Hg2S = PbS + Hg2(OH)2 =>
Pb(OH)2 + Hg2S = PbS + Hg2(OH)2
NaCrO2 + NaOH + Br2 = NaBr + H2O + NaCrO4 =>
NaCrO2 + 4 NaOH + 2 Br2 = 4 NaBr + 2 H2O + NaCrO4
NaCl + H2O = Cl2 + H2 + NaOH =>
2 NaCl + 2 H2O = Cl2 + H2 + 2 NaOH
H2S + Al(OH)3 = Al2S3 + H2O =>
3 H2S + 2 Al(OH)3 = Al2S3 + 6 H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
H2SO4 + MgO = Mg2(SO4)2 + H2O =>
2 H2SO4 + 2 MgO = Mg2(SO4)2 + 2 H2O
NaCl + MgSO4*7H2O + H2O = MgCl2 + Na2SO4*10H2O =>
2 NaCl + MgSO4*7H2O + 3 H2O = MgCl2 + Na2SO4*10H2O
SO2 + HNO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3 + 2 H2O = 3 H2SO4 + 2 NO
H3PO4 + NaHCO3 = Na3PO4 + H2O + CO2 =>
H3PO4 + 3 NaHCO3 = Na3PO4 + 3 H2O + 3 CO2
C10H7ONa + C4H9I = C14H16O + NaI =>
C10H7ONa + C4H9I = C14H16O + NaI
Fe2(CO)9 + HNO3 = Fe(NO3)3 + CO2 + NO2 + H2O =>
Fe2(CO)9 + 30 HNO3 = 2 Fe(NO3)3 + 9 CO2 + 24 NO2 + 15 H2O
NaOH(aq) + HClO(aq) = NaClO(l) + H2O(l) =>
NaOH(aq) + HClO(aq) = NaClO(l) + H2O(l)
Pb(NO3)4(aq) + Na2SO4(aq) = Pb(SO4)2(s) + NaNO3(aq) =>
Pb(NO3)4(aq) + 2 Na2SO4(aq) = Pb(SO4)2(s) + 4 NaNO3(aq)
Li(s) + F(g) = LiF(s) =>
Li(s) + F(g) = LiF(s)
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
KOH + FeCl2 = Fe(OH)2 + KCl =>
2 KOH + FeCl2 = Fe(OH)2 + 2 KCl
CuSO4 + CaCO3 + H2O = Cu(OH)2 + CaSO4*2H2O + CO2 =>
CuSO4 + CaCO3 + 3 H2O = Cu(OH)2 + CaSO4*2H2O + CO2
P2O3 + Sr(OH)2 = SrHPO4 + PH3 =>
2 P2O3 + 3 Sr(OH)2 = 3 SrHPO4 + PH3
NH2OH + CuSO4 + NaOH = N2O + Cu2O + NaSO3 + H2O =>
2 NH2OH + 2 CuSO4 + 2 NaOH = N2O + Cu2O + 2 NaSO3 + 4 H2O
HCl(aq) + CaHCO3(s) = CaCl(aq) + H2O(l) + CO2(g) =>
HCl(aq) + CaHCO3(s) = CaCl(aq) + H2O(l) + CO2(g)
C7H6O2 + Na2CO3 = NaC6H5CO2 + H2CO3 =>
2 C7H6O2 + Na2CO3 = 2 NaC6H5CO2 + H2CO3
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
CuS + KCN = K3[Cu(CN)4] + (CN)2 + K2S =>
2 CuS + 10 KCN = 2 K3[Cu(CN)4] + (CN)2 + 2 K2S
Pb + Li2SO4 = PbSO4 + Li =>
Pb + Li2SO4 = PbSO4 + 2 Li
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