| Équations équilibrées la veille |
HClO3 + NaOH = NaCl + H2O4
ZnSO4 + Ca(OH)2 = CaSO4 + Zn(OH)2 =>
ZnSO4 + Ca(OH)2 = CaSO4 + Zn(OH)2
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Fe{2+} + HO2{-} + H2O = Fe{3+} + OH{-} =>
2 Fe{2+} + HO2{-} + H2O = 2 Fe{3+} + 3 OH{-}
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C2H4O2 + CaCO3 = H2CO3 + Ca(C2H3O2)2 =>
2 C2H4O2 + CaCO3 = H2CO3 + Ca(C2H3O2)2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
K2CO3 + AuCl3 = KAu + KCl + CO2 + O2 =>
2 K2CO3 + AuCl3 = KAu + 3 KCl + 2 CO2 + O2
P2S5 + HCl = PCl5 + H2S =>
P2S5 + 10 HCl = 2 PCl5 + 5 H2S
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
Li + NaOH = LiOH + Na =>
Li + NaOH = LiOH + Na
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaC2H3O2 + H2SO4 = Na2SO4 + HC2H3O2 =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 HC2H3O2
HNO3(aq) = N2O5(s) + H2O(l) =>
2 HNO3(aq) = N2O5(s) + H2O(l)
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Mg + Fe(NO3)2 = Mg(NO3)2 + Fe =>
Mg + Fe(NO3)2 = Mg(NO3)2 + Fe
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2Cr2O7 + H2SO4 + KI = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KI = 3 I2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
V + ZnBr2 = VBr3 + Zn =>
2 V + 3 ZnBr2 = 2 VBr3 + 3 Zn
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
Ba + H2O = BaO + H2 =>
Ba + H2O = BaO + H2
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
C6H5CH2CH2Br + NaCN = C6H5CH2CH2CN + BrNa =>
C6H5CH2CH2Br + NaCN = C6H5CH2CH2CN + BrNa
MnBr2 + Bi(OH)5 = Mn(OH)2 + BiBr5 =>
5 MnBr2 + 2 Bi(OH)5 = 5 Mn(OH)2 + 2 BiBr5
SnO = Sn + O =>
SnO = Sn + O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
C2H4(acetylene) + O2(oxygen) = CO2 + H20(water) =>
5 C2H4(acetylene) + 10 O2(oxygen) = 10 CO2 + H20(water)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6O2 + C7H6O3 = C9H10O4 + H2O =>
C2H6O2 + C7H6O3 = C9H10O4 + H2O
C20H36O2 + O2 = CO2 + H2O =>
C20H36O2 + 28 O2 = 20 CO2 + 18 H2O
H2SiO3 = SiO2 + H2O =>
H2SiO3 = SiO2 + H2O
MnO2 + Cl2 + NaOH = Na2MnO4 + NaCl + H2O =>
MnO2 + Cl2 + 4 NaOH = Na2MnO4 + 2 NaCl + 2 H2O
CaP + K = KP + Ca =>
CaP + K = KP + Ca
C4H5N3O + O2 = CO + N + H2O =>
4 C4H5N3O + 11 O2 = 16 CO + 12 N + 10 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
KNO{2} + H{2}SO{4} = K{2}SO{4} + HNO{2} =>
KNO{2} + H{2}SO{4} = K{2}SO{4} + HNO{2}
HNO3 + LiOH = H2O + LiNO3 =>
HNO3 + LiOH = H2O + LiNO3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C + S = CS2 =>
C + 2 S = CS2
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Ag3PO4HNO3 = Ag2HPO4AgNO3 =>
Ag3PO4HNO3 = Ag2HPO4AgNO3
PbO2 + H2O2 = Pb(OH)2 + O2 =>
PbO2 + H2O2 = Pb(OH)2 + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
OsCl4 + Br2 = OsBr4 + Cl2 =>
OsCl4 + 2 Br2 = OsBr4 + 2 Cl2
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Équations équilibrées sur10/22/24
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