| Équations équilibrées la veille |
CaCl2 + 2 H2O = CaO2H2 + 2 HCl
Cr(OH)2 + Al(OH)3 = Cr(OH)3 + Al2(OH)3 =>
3 Cr(OH)2 + 2 Al(OH)3 = 3 Cr(OH)3 + Al2(OH)3
C18H36O2 + C4H6O3 = C2H4O2 + C4H6O2 =>
C18H36O2 + 16 C4H6O3 = 9 C2H4O2 + 16 C4H6O2
Na(s) + FeBr3(aq) = NaBr + Fe =>
3 Na(s) + FeBr3(aq) = 3 NaBr + Fe
S2O8{2-} + Cr{3+} + H2O = Cr2O7{2-} + SO4{2-} + H{+} =>
3 S2O8{2-} + 2 Cr{3+} + 7 H2O = Cr2O7{2-} + 6 SO4{2-} + 14 H{+}
C9H12O3 + O2 = CO2 + H2O =>
2 C9H12O3 + 21 O2 = 18 CO2 + 12 H2O
Cd{+2} + Al = Cd + Al{+3} =>
3 Cd{+2} + 2 Al = 3 Cd + 2 Al{+3}
SO4 + KMnO4 + H2O = MnO4 + K2O4 + H2SO4 =>
4 SO4 + 2 KMnO4 + 4 H2O = 2 MnO4 + K2O4 + 4 H2SO4
Pb(OH)2 + KClO3 = PbO2 + KCl + H2O =>
3 Pb(OH)2 + KClO3 = 3 PbO2 + KCl + 3 H2O
Ca + AgNO3 = Ag + Ca(NO3)2 =>
Ca + 2 AgNO3 = 2 Ag + Ca(NO3)2
SO2 + HNO3 = H2SO4 + NO2 =>
SO2 + 2 HNO3 = H2SO4 + 2 NO2
Ir + I2 = Ir7I3 =>
14 Ir + 3 I2 = 2 Ir7I3
PbC2H3O2 + NaCl = PbCl + NaC2H3O2 =>
PbC2H3O2 + NaCl = PbCl + NaC2H3O2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
SiO2 + Li3As = Li2O + Si3As4 =>
3 SiO2 + 4 Li3As = 6 Li2O + Si3As4
SnOH = HSnO =>
SnOH = HSnO
Zr(NO3)2 + CO(NH2)2 = ZrO2 + N2 + CO2 + H2O =>
3 Zr(NO3)2 + 4 CO(NH2)2 = 3 ZrO2 + 7 N2 + 4 CO2 + 8 H2O
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
NaHCO3 + H2SO4 = H(HCO3) + Na2SO4 =>
2 NaHCO3 + H2SO4 = 2 H(HCO3) + Na2SO4
Na2CO3 + H2SO4 = Na2(SO4) + (CO3)H2 =>
Na2CO3 + H2SO4 = Na2(SO4) + (CO3)H2
Fe(s) + Cu(NO3)2 = Cu(s) + Fe(NO3)2 =>
Fe(s) + Cu(NO3)2 = Cu(s) + Fe(NO3)2
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
C3H8Br + NaOH = C3H8O + HBr + Na =>
C3H8Br + NaOH = C3H8O + HBr + Na
C7OH42 + O2 = CO2 + H2O =>
C7OH42 + 17 O2 = 7 CO2 + 21 H2O
NaOH + AgNO3 = NaNO3 + AgHO =>
NaOH + AgNO3 = NaNO3 + AgHO
H2O + P2I4 + P4 = PH4I + H3PO4 =>
128 H2O + 10 P2I4 + 13 P4 = 40 PH4I + 32 H3PO4
Ag2CO3 + HCl = AgCl + CO2 + H2O =>
Ag2CO3 + 2 HCl = 2 AgCl + CO2 + H2O
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
NaC2H3O2 + H2S = Na2S + HC2H3O2 =>
2 NaC2H3O2 + H2S = Na2S + 2 HC2H3O2
CH3OH = HCOH + H2 =>
CH3OH = HCOH + H2
HCl + HBr = BrCl2 + H =>
2 HCl + HBr = BrCl2 + 3 H
KCO3 + MgNO3 = KNO3 + MgCO3 =>
KCO3 + MgNO3 = KNO3 + MgCO3
H4NCl + KOH = H2O + KCl + NH3 =>
H4NCl + KOH = H2O + KCl + NH3
carbondioxide + water = CH12O6 + oxygen =>
CO2 + 6 H2O = CH12O6 + O2
C4H8 + O2 = H2O + CO =>
C4H8 + 4 O2 = 4 H2O + 4 CO
Ca(HSO3)2 + CO2 = Ca(HCO3)2 + SO2 =>
Ca(HSO3)2 + 2 CO2 = Ca(HCO3)2 + 2 SO2
CaO(s) + S(s) = CaS2(s) + O2(g) =>
2 CaO(s) + 4 S(s) = 2 CaS2(s) + O2(g)
I{-} + H2Sb2O7{-2} + H{+} = Sb{+3} + I2 + H2O =>
4 I{-} + H2Sb2O7{-2} + 12 H{+} = 2 Sb{+3} + 2 I2 + 7 H2O
CH3CN + HCl + H3O = (CH3)2NHCl + H2O =>
CH3CN + HCl + 3 H3O = (CH3)2NHCl + 3 H2O
(NH4)2SO3 + H2O = H2SO3 + NH4OH =>
(NH4)2SO3 + 2 H2O = H2SO3 + 2 NH4OH
CuBr3 + AlCl2 = CuCl2 + AlBr3 =>
CuBr3 + AlCl2 = CuCl2 + AlBr3
Ni + Na = Na2Ni =>
Ni + 2 Na = Na2Ni
SO2 + Na2CO3 = Na2SO3 + CO2 =>
SO2 + Na2CO3 = Na2SO3 + CO2
CaCrO4 + HCl = CaCl2 + H2CrO4 =>
CaCrO4 + 2 HCl = CaCl2 + H2CrO4
Sr3P2 = Sr + P =>
Sr3P2 = 3 Sr + 2 P
KClO3 + H2SO4 = K2SO4 + H2O + ClO2 + O2 =>
4 KClO3 + 2 H2SO4 = 2 K2SO4 + 2 H2O + 4 ClO2 + O2
K(s) + I2(g) = KI(aq) =>
2 K(s) + I2(g) = 2 KI(aq)
KCl + Be = Cl + KBe =>
KCl + Be = Cl + KBe
HNO3 + BaO = Ba(NO3)2 + H2O =>
2 HNO3 + BaO = Ba(NO3)2 + H2O
O2S + O = O3S =>
O2S + O = O3S
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Équations équilibrées sur01/06/25
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