| Équations équilibrées la veille | Équations équilibrées le lendemain |
Be + Fe(NO3)2 = Fe + Be(NO3)2
K2Cr2O7 + C2H2 + KOH + H2O = K3[Cr(OH)6] + CO2 =>
5 K2Cr2O7 + 3 C2H2 + 20 KOH + 17 H2O = 10 K3[Cr(OH)6] + 6 CO2
V2O5 + H2SO4 = (VO2)HSO4 + H2O =>
V2O5 + 2 H2SO4 = 2(VO2)HSO4 + H2O
(CH39CH2)3CH3 + O2 = CO2 + H2O =>
2(CH39CH2)3CH3 + 77 O2 = 14 CO2 + 126 H2O
Cu2C2 + HNO3 = Cu(NO3)2 + CO2 + H2O + NO2 =>
Cu2C2 + 16 HNO3 = 2 Cu(NO3)2 + 2 CO2 + 8 H2O + 12 NO2
SO2 + HCl = SCl4 + H2O =>
SO2 + 4 HCl = SCl4 + 2 H2O
NiSO4 + NH3 = Ni(NH3)6SO4 =>
NiSO4 + 6 NH3 = Ni(NH3)6SO4
BaCl2H2O + Na2SO4 = BaSO4 + NaCl + H2O =>
BaCl2H2O + Na2SO4 = BaSO4 + 2 NaCl + H2O
B + Mg = BMg =>
B + Mg = BMg
NaC2H3O2 + H2SO4 = Na2SO4 + HC2H3O2 =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 HC2H3O2
Ni + O2 = NiO =>
2 Ni + O2 = 2 NiO
Br2 + O2 = Br2O7 =>
2 Br2 + 7 O2 = 2 Br2O7
Ag2S + HNO3 + HCl = AgCl + NO2 + S + H2O =>
Ag2S + 2 HNO3 + 2 HCl = 2 AgCl + 2 NO2 + S + 2 H2O
Cr(s) + HNO3(aq) = Cr(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cr(s) + 8 HNO3(aq) = 3 Cr(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Ag + Cd(NO3)2 = Cd + Ag(NO3)2 =>
Ag + Cd(NO3)2 = Cd + Ag(NO3)2
NH3 + O3 = NO2 + H2O =>
6 NH3 + 7 O3 = 6 NO2 + 9 H2O
P + HJO3 + H2O = H3PO4 + HJ =>
6 P + 5 HJO3 + 9 H2O = 6 H3PO4 + 5 HJ
NaHCO3 + BaCl2 = NaCl + Ba(HCO3)2 =>
2 NaHCO3 + BaCl2 = 2 NaCl + Ba(HCO3)2
KOH + Li2O = LiOH + K2O =>
2 KOH + Li2O = 2 LiOH + K2O
MgB2 + H2O = Mg(OH)2 + B2H6 + B =>
3 MgB2 + 6 H2O = 3 Mg(OH)2 + B2H6 + 4 B
Zn + Fe(SO4)2 = Zn(SO4) + Fe =>
2 Zn + Fe(SO4)2 = 2 Zn(SO4) + Fe
NaCo2 + HCl = NaCl + H2 + Co2 =>
2 NaCo2 + 2 HCl = 2 NaCl + H2 + 2 Co2
Na2SIO3 + H2O = NaHSIO3 + NaOH =>
Na2SIO3 + H2O = NaHSIO3 + NaOH
AgNO3 + KOH = AgOH + KNO3 =>
AgNO3 + KOH = AgOH + KNO3
HCOOH + Ca(OH)2 = (HCOO)2Ca + H2O =>
2 HCOOH + Ca(OH)2 = (HCOO)2Ca + 2 H2O
Mg(s) + Cu(NO3)2 = Mg(NO3)2(aq) + Cu(s) =>
Mg(s) + Cu(NO3)2 = Mg(NO3)2(aq) + Cu(s)
H2Se + Mg(OH)2 = Mg(HSe)2 + H2O =>
2 H2Se + Mg(OH)2 = Mg(HSe)2 + 2 H2O
ICl + H2S2O7 = I2{+} + I(HSO4)3 + HS3O10{-} + HSO3Cl + H2SO4 =>
5 ICl + 9 H2S2O7 = 2 I2{+} + I(HSO4)3 + 2 HS3O10{-} + 5 HSO3Cl + 4 H2SO4
Na2HPO4 + AgNO3 = Ag3PO4 + NaH2PO4 + NaNO3 =>
2 Na2HPO4 + 3 AgNO3 = Ag3PO4 + NaH2PO4 + 3 NaNO3
MgBr2(aq) + NaOH(aq) = Mg(OH)2(aq) + NaBr(aq) =>
MgBr2(aq) + 2 NaOH(aq) = Mg(OH)2(aq) + 2 NaBr(aq)
C9H11NO2 + O2 = CO2 + H2O + NO2 =>
4 C9H11NO2 + 47 O2 = 36 CO2 + 22 H2O + 4 NO2
CuFeS2 + O2 = CuS + SO2 + FeO =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
Cr(OH)3 + H2O2 + OH{-} = CrO4{-} + H2O =>
Cr(OH)3 + 2 H2O2 + OH{-} = CrO4{-} + 4 H2O
HCl + O = H2O + Cl2 =>
2 HCl + O = H2O + Cl2
HCl + C20H14O4 = HClC20H14O4 =>
HCl + C20H14O4 = HClC20H14O4
BaSO4 + NaHCO3 = Ba(HCO3)2 + Na2SO4 =>
BaSO4 + 2 NaHCO3 = Ba(HCO3)2 + Na2SO4
HI + Al = AlI + H =>
HI + Al = AlI + H
NaCl(aq) + Ba(s) = NaBa(s) + Cl(g) =>
NaCl(aq) + Ba(s) = NaBa(s) + Cl(g)
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
SO3 = S8 + O2 =>
8 SO3 = S8 + 12 O2
Zn + O2 + HCl = ZnCl2 + H2O =>
2 Zn + O2 + 4 HCl = 2 ZnCl2 + 2 H2O
CuCl + NaOH = CuO + NaCl + H2 =>
2 CuCl + 2 NaOH = 2 CuO + 2 NaCl + H2
Na2S2O3 + NaOH = Na2S + Na2SO3 + H2O =>
3 Na2S2O3 + 6 NaOH = 2 Na2S + 4 Na2SO3 + 3 H2O
HC3H5O2 + HCl = H + C3H5O2Cl =>
HC3H5O2 + HCl = 2 H + C3H5O2Cl
C4H8O2 + H2O = CH4 + CO2 =>
2 C4H8O2 + 2 H2O = 5 CH4 + 3 CO2
Zn + HNO3 = ZnO2 + NO2 + H2O =>
Zn + 4 HNO3 = ZnO2 + 4 NO2 + 2 H2O
LiCl + NH3 = H2 + Cl2 + LiNH2 =>
2 LiCl + 2 NH3 = H2 + Cl2 + 2 LiNH2
Mg(OH)2 + NaOH = Na[Mg(OH)3] =>
Mg(OH)2 + NaOH = Na[Mg(OH)3]
CoO(s) = Co(s) + O2(g) =>
2 CoO(s) = 2 Co(s) + O2(g)
FeSO4 + KMnO4 + H2O = Fe(OH)3 + Fe2(SO4)3 + KOH + MnO2 =>
3 FeSO4 + KMnO4 + 2 H2O = Fe(OH)3 + Fe2(SO4)3 + KOH + MnO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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