Équations équilibrées la veille |
CH3COOK + NaOH = CH3COONa + KOH
Cd(HCO3)2 + H2O = Cd(OH)2 + H2CO3 =>
Cd(HCO3)2 + 2 H2O = Cd(OH)2 + 2 H2CO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
MgS = Mg + S =>
MgS = Mg + S
HNO3 + Na2SO3 = NO2 + H2O + Na2SO4 =>
2 HNO3 + Na2SO3 = 2 NO2 + H2O + Na2SO4
SO4Cr + NaMnO4 + H2SO4 = NaHSO4 + MnSO4 + Cr2(SO4)3 + H2O =>
10 SO4Cr + 2 NaMnO4 + 9 H2SO4 = 2 NaHSO4 + 2 MnSO4 + 5 Cr2(SO4)3 + 8 H2O
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
N2O + H2O = H2N2O2 =>
N2O + H2O = H2N2O2
AgNO3 + Na2I = Ag2I + NaNO3 =>
2 AgNO3 + Na2I = Ag2I + 2 NaNO3
ZnS + HNO3 = Zn(NO3)2 + NO2 + H2SO4 + H2O =>
ZnS + 10 HNO3 = Zn(NO3)2 + 8 NO2 + H2SO4 + 4 H2O
MgBr + C = MgC + Br =>
MgBr + C = MgC + Br
HS + HCl = ClS + H =>
HS + HCl = ClS + 2 H
KMnO4 + HCl + K2C2O4 = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 16 HCl + 5 K2C2O4 = 2 MnCl2 + 10 CO2 + 12 KCl + 8 H2O
HCl + Na2CO3 = Na2HCO3Cl =>
HCl + Na2CO3 = Na2HCO3Cl
Pb + H2SO4 = Pb(SO4)2 + H2 =>
Pb + 2 H2SO4 = Pb(SO4)2 + 2 H2
Ba(OH)2 + NH4NO3 = BaNO3 + NH4 + H2O =>
5 Ba(OH)2 + 4 NH4NO3 = 5 BaNO3 + 3 NH4 + 7 H2O
AeCl3 + Na3PO4 = NaCl + AePO4 =>
AeCl3 + Na3PO4 = 3 NaCl + AePO4
K4FeC6N6 + H2SO4 + H2O = K2SO4 + FeSO4 + N2H8SO4 + CO =>
K4FeC6N6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3 N2H8SO4 + 6 CO
H3AsO4 + HCl + H2SO4 = As2S3 + HClO4 + H2O =>
4 H3AsO4 + 7 HCl + 6 H2SO4 = 2 As2S3 + 7 HClO4 + 12 H2O
NaCl + KCl = NaClKCl =>
NaCl + KCl = NaClKCl
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
BaSO4 + Fe2O3 = BaFe12O19 + SO3 =>
BaSO4 + 6 Fe2O3 = BaFe12O19 + SO3
Br2PBr3 = PBr5 =>
Br2PBr3 = PBr5
CO2 + CH4 = C6H6 + H2O =>
9 CO2 + 15 CH4 = 4 C6H6 + 18 H2O
Cl2O = Cl + O =>
Cl2O = 2 Cl + O
ClO2 + NaOH + H2O2 = H2O + NaClO3 =>
2 ClO2 + 2 NaOH + H2O2 = 2 H2O + 2 NaClO3
Sn(NO3)4 + NH4OH = SnOH + NH4NO4 =>
2 Sn(NO3)4 + 6 NH4OH = 2 SnOH + 7 NH4NO4
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Li + Si = Li22Si5 =>
22 Li + 5 Si = Li22Si5
NiF2(aq) + Fe2(SO4)3(aq) = NiSO4(aq) + FeF3(s) =>
3 NiF2(aq) + Fe2(SO4)3(aq) = 3 NiSO4(aq) + 2 FeF3(s)
CuMg + HCl = Cu + MgHCl =>
CuMg + HCl = Cu + MgHCl
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O =>
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O
MgS + Zn(No3)2 = Mg(No3)2 + ZnS =>
MgS + Zn(No3)2 = Mg(No3)2 + ZnS
Cu(NO3)2 + SO2 + NaCl + H2O = CuCl + Na2SO4 + HNO3 =>
2 Cu(NO3)2 + SO2 + 2 NaCl + 2 H2O = 2 CuCl + Na2SO4 + 4 HNO3
KClO3 + Zn + KOH = K2ZnO2 + HCl + H2O =>
KClO3 + 3 Zn + 5 KOH = 3 K2ZnO2 + HCl + 2 H2O
CHI + Ba(OH)2 = BaCI + H(OH)2 =>
CHI + Ba(OH)2 = BaCI + H(OH)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
LiBr + Pb(NO3)2 = LiNO3 + PbBr2 =>
2 LiBr + Pb(NO3)2 = 2 LiNO3 + PbBr2
ClO{-}(aq) + I{-}(aq) + H2O(l) = I3{-}(aq) + Cl{-}(aq) + OH{-}(aq) =>
ClO{-}(aq) + 3 I{-}(aq) + H2O(l) = I3{-}(aq) + Cl{-}(aq) + 2 OH{-}(aq)
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe(NO3)3NH3 = Fe(OH)3N4O6 =>
Fe(NO3)3NH3 = Fe(OH)3N4O6
CO2 + H2O(water) = CO2H2O =>
CO2 + H2O(water) = CO2H2O
Ca(NO3)2 + (NH4)F = CaF2 + N2O + H2O =>
Ca(NO3)2 + 2(NH4)F = CaF2 + 2 N2O + 4 H2O
MgS + H2O = Mg(OH)2 + H2 + S =>
MgS + 2 H2O = Mg(OH)2 + H2 + S
H3BO3 + H3PO4 + C5H13NO2 = BP + CO2 + H2O + N2 =>
29 H3BO3 + 29 H3PO4 + 8 C5H13NO2 = 29 BP + 40 CO2 + 139 H2O + 4 N2
Zn(s) + Ag(No3)2(aq) = Ag(s) + Zn(No3)2(aq) =>
Zn(s) + Ag(No3)2(aq) = Ag(s) + Zn(No3)2(aq)
CuFeS2 + Fe2(SO4)3 = CuSO4 + FeSO4 + S =>
CuFeS2 + 2 Fe2(SO4)3 = CuSO4 + 5 FeSO4 + 2 S
MgSO4 + FeO = FeSO4 + MgO =>
MgSO4 + FeO = FeSO4 + MgO
Al(OH)3 + BaCl2 = Al(OH)Cl2 + Ba(OH)2 =>
Al(OH)3 + BaCl2 = Al(OH)Cl2 + Ba(OH)2
Pb(CH3COO)2 + Na2CO3 = CH3COONa + PbCO3 =>
Pb(CH3COO)2 + Na2CO3 = 2 CH3COONa + PbCO3
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