| Équations équilibrées la veille |
2 NaCl + Pb(CH3COO)2 = 2 Na(CH3COO) + PbCl2
Hg(NO3)2 + Li2CrO4 = LiNO3 + HgCrO4 =>
Hg(NO3)2 + Li2CrO4 = 2 LiNO3 + HgCrO4
Na2CO3 + Ag2SO4 = Na2SO4(aq) + Ag2CO3 =>
Na2CO3 + Ag2SO4 = Na2SO4(aq) + Ag2CO3
HCl(l)NaOH(s) = NaCl(aq)H2O(l) =>
HCl(l)NaOH(s) = NaCl(aq)H2O(l)
NaHCO3 + Ba(OH)2 = BaCO3 + NaOH + H2O =>
NaHCO3 + Ba(OH)2 = BaCO3 + NaOH + H2O
Mg(CH3COO)2 + HCl = CH3COOH + MgCl2 =>
Mg(CH3COO)2 + 2 HCl = 2 CH3COOH + MgCl2
Cu2SO4 + Fe{2+} = FeSO4 + Cu{+} =>
Cu2SO4 + Fe{2+} = FeSO4 + 2 Cu{+}
Si + Mg(OH)2 + H2O = MgSiO3 + H2 =>
Si + Mg(OH)2 + H2O = MgSiO3 + 2 H2
HNCO = C3N6H6 + CO2 =>
6 HNCO = C3N6H6 + 3 CO2
FeI2 + Cl2 = FeCl3 + FeI3 =>
6 FeI2 + 3 Cl2 = 2 FeCl3 + 4 FeI3
C8H5ON + KHSO5 = C8H5O2N + KHSO4 =>
C8H5ON + KHSO5 = C8H5O2N + KHSO4
ammoniumsulfate + oxygen = sulfuricacid + nitricacid + water =>
(NH4)2SO4 + 4 O2 = H2SO4 + 2 HNO3 + 2 H2O
Ba(OH)2 + H2SO2 = BaSO2 + H2O =>
Ba(OH)2 + H2SO2 = BaSO2 + 2 H2O
(CH3)SH + O2 = CO2 + H2O + SO2 =>
(CH3)SH + 3 O2 = CO2 + 2 H2O + SO2
NH3(g) + NO2 = N2(g) + H2O(g) =>
8 NH3(g) + 6 NO2 = 7 N2(g) + 12 H2O(g)
Ca(NO3)2 + Na2HPO4 = CaHPO4 + Na2(NO3)2 =>
Ca(NO3)2 + Na2HPO4 = CaHPO4 + Na2(NO3)2
Al + NaOH + H2O = NaO2Al + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaO2Al + 3 H2
Pb(NO3)2(l) + NaOH(l) = Pb(OH)2(s) + NaNO3(l) =>
Pb(NO3)2(l) + 2 NaOH(l) = Pb(OH)2(s) + 2 NaNO3(l)
Ba(NO3)2 + Na2CO3 = Ba(CO3)2 + Na + NO3 =>
Ba(NO3)2 + 2 Na2CO3 = Ba(CO3)2 + 4 Na + 2 NO3
Ce(s) + Br2(g) = CeBr2(s) =>
Ce(s) + Br2(g) = CeBr2(s)
K2Cr2O7 + HCl = KCrO + H2O + Cl2 =>
K2Cr2O7 + 10 HCl = 2 KCrO + 5 H2O + 5 Cl2
Ag(NO3) + FeBr3 = AgBr + Fe(NO3)3 =>
3 Ag(NO3) + FeBr3 = 3 AgBr + Fe(NO3)3
KMnO4 + HCl0 = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl0 = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Sn(OH)2 + Fe(ClO4)3 = FeCl3 + H2O + Sn3O4 =>
36 Sn(OH)2 + Fe(ClO4)3 = FeCl3 + 36 H2O + 12 Sn3O4
Al(OH)3 + (H3O){+} = Al(H2O)6{3+} =>
Al(OH)3 + 3(H3O){+} = Al(H2O)6{3+}
Mo(CO)6 + (CH3)4NI = [N(CH3)4][Mo(CO)5I] + CO =>
Mo(CO)6 + (CH3)4NI = [N(CH3)4][Mo(CO)5I] + CO
NF3 + CH4 + O2 = HF + CO2 + NO2 =>
4 NF3 + 3 CH4 + 7 O2 = 12 HF + 3 CO2 + 4 NO2
CH3NH2 + NaOH = CH3NH2NaOH =>
CH3NH2 + NaOH = CH3NH2NaOH
Fe + CO = Fe2(CO)10 =>
2 Fe + 10 CO = Fe2(CO)10
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
Ba2(NO3)2 + Li(SO4) = Ba(SO4) + Li(NO3) =>
Ba2(NO3)2 + 2 Li(SO4) = 2 Ba(SO4) + 2 Li(NO3)
Br2 + H = BrH =>
Br2 + 2 H = 2 BrH
NaI + H2SO4 = S2 + I2 + NaSO4 + H2O =>
6 NaI + 8 H2SO4 = S2 + 3 I2 + 6 NaSO4 + 8 H2O
KMnO4 + Na2S2O4 + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
6 KMnO4 + 5 Na2S2O4 + 4 H2SO4 = 6 MnSO4 + 5 Na2SO4 + 3 K2SO4 + 4 H2O
I2 + KOH = KIO3 + KI + H2 =>
3 I2 + 6 KOH = 2 KIO3 + 4 KI + 3 H2
KBr + H2SO4 = H2O + SO2 + Br2 + KHSO4 =>
2 KBr + 3 H2SO4 = 2 H2O + SO2 + Br2 + 2 KHSO4
FeS + O2 = FeO3 + SO2 =>
2 FeS + 5 O2 = 2 FeO3 + 2 SO2
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
CH5N + O3 = CO2 + H2O + N2 =>
2 CH5N + 3 O3 = 2 CO2 + 5 H2O + N2
Cr + Na2S = Cr3Na2 + S =>
3 Cr + Na2S = Cr3Na2 + S
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
C2H7N + HNO2 = N2 + C2H6O + H2O =>
C2H7N + HNO2 = N2 + C2H6O + H2O
C2H5NH2 + H2O + CO2 = (CH3CH2NH3)HCO3 =>
C2H5NH2 + H2O + CO2 = (CH3CH2NH3)HCO3
O2 + (NH4)2S3 = (NH4)O4 + SO2 =>
7 O2 + (NH4)2S3 = 2(NH4)O4 + 3 SO2
Eu + H2O = Eu2O3 + H211 =>
422 Eu + 633 H2O = 211 Eu2O3 + 6 H211
H3PO4 + Ca(OH0)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH0)2 = Ca3(PO4)2 + 6 H2O
C2H5OH + Al2O3 = C2H5OC2H5 + Al(OH)3 =>
6 C2H5OH + Al2O3 = 3 C2H5OC2H5 + 2 Al(OH)3
BaO + CO2 = Ba3C2 + O2 =>
6 BaO + 4 CO2 = 2 Ba3C2 + 7 O2
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