| Équations équilibrées la veille |
3 C(s) + 2 Co2O3(l) = 4 Co(l) + 3 CO2(s)
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
KI + HCl + KMnO4 = I2 + KCl + MnCl2 + H2O =>
10 KI + 16 HCl + 2 KMnO4 = 5 I2 + 12 KCl + 2 MnCl2 + 8 H2O
Fe + H2SO3 = Fe2(SO3)2 + H2 =>
2 Fe + 2 H2SO3 = Fe2(SO3)2 + 2 H2
NaNO2 + O2 = NaNO3 =>
2 NaNO2 + O2 = 2 NaNO3
C4H9COH + Ag2O = Ag + C4H9COOH =>
C4H9COH + Ag2O = 2 Ag + C4H9COOH
H2 + SiCl4 = HCl + Si =>
2 H2 + SiCl4 = 4 HCl + Si
PbCl2 = Cl{-} + Pb{2+} =>
PbCl2 = 2 Cl{-} + Pb{2+}
H2 + CI2 = HCI2 =>
H2 + 2 CI2 = 2 HCI2
Sn + HCI = SnCI + H2 =>
2 Sn + 2 HCI = 2 SnCI + H2
Ca + HNO3(concentrated) = Ca(NO3)2 + H2 =>
Ca + 2 HNO3(concentrated) = Ca(NO3)2 + H2
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
K2SiO3 + LiOH = KOH + Li2SiO3 =>
K2SiO3 + 2 LiOH = 2 KOH + Li2SiO3
Cu + Ag3(NO3) = Cu3(NO3) + Ag =>
3 Cu + Ag3(NO3) = Cu3(NO3) + 3 Ag
CuSO4(H2O)5 + CaSO4(H2O) + Ca(OH)2 = CaSO4(H2O)2 + CuO =>
CuSO4(H2O)5 + 4 CaSO4(H2O) + Ca(OH)2 = 5 CaSO4(H2O)2 + CuO
Ge + S = GeS =>
Ge + S = GeS
CaC2O4 + H{+} + NO3 = Ca{2+} + CO2 + NO2 + H2O =>
CaC2O4 + 2 H{+} + NO3 = Ca{2+} + 2 CO2 + NO2 + H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
H2SO4 + Hg = HgSO4 + H =>
H2SO4 + Hg = HgSO4 + 2 H
(h)HSiCl3 + H2O = H10Si10O15 + HCl =>
10(h)HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
AgNO3(s) + H2SO4(a) = Ag2SO4(g) + HNO3(l) =>
2 AgNO3(s) + H2SO4(a) = Ag2SO4(g) + 2 HNO3(l)
Mg(oh)2 + H2O = MgOH + H2 =>
Mg(oh)2 + 2 H2O = 2 MgOH + H2
H{+} + MnO4{-} + C2O4{-2} = Mn{+} + CO2 + H2O =>
8 H{+} + MnO4{-} + 3 C2O4{-2} = Mn{+} + 6 CO2 + 4 H2O
NH3 + CO2 + H2O + NaCl = NaHCO3 + NH4Cl =>
NH3 + CO2 + H2O + NaCl = NaHCO3 + NH4Cl
Cr(OH)4{-} + IO3{-} + OH{-} = I2 + H2O + CrO4{2-} =>
10 Cr(OH)4{-} + 6 IO3{-} + 4 OH{-} = 3 I2 + 22 H2O + 10 CrO4{2-}
Na2S + HCl = H2S + NaCl =>
Na2S + 2 HCl = H2S + 2 NaCl
AlN = Al + N =>
AlN = Al + N
Ni(NH3)6Cl2 + H2S = NiS + (NH4)2S + NH4Cl =>
Ni(NH3)6Cl2 + 3 H2S = NiS + 2(NH4)2S + 2 NH4Cl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
ZnCl2 + Ba(OH)2 = Ba[Zn(OH)4] + BaCl2 =>
ZnCl2 + 2 Ba(OH)2 = Ba[Zn(OH)4] + BaCl2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NaF = Na + F =>
NaF = Na + F
Mg3P2(s) + H2O(l) = Mg(OH)2(s) + PH3(g) =>
Mg3P2(s) + 6 H2O(l) = 3 Mg(OH)2(s) + 2 PH3(g)
KMnO4 + Cu2S = MnO2 + CuO + K2O + SO2 =>
8 KMnO4 + 3 Cu2S = 8 MnO2 + 6 CuO + 4 K2O + 3 SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
H + Cl = HCl =>
H + Cl = HCl
Mg(C2H3O2)2 + (NH4)2CO3 = MgCO3 + NH4C2H3O2 =>
Mg(C2H3O2)2 + (NH4)2CO3 = MgCO3 + 2 NH4C2H3O2
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + CH3COOH + K2(SO4) + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 2 K2(SO4) + 11 H2O
FeS + H2SiO3 = FeSiO3 + H2S =>
FeS + H2SiO3 = FeSiO3 + H2S
CaI2 + H2O = I2 + CaOH + H2 =>
2 CaI2 + 2 H2O = 2 I2 + 2 CaOH + H2
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
I2 + H2O = HI + HIO3 =>
3 I2 + 3 H2O = 5 HI + HIO3
K + Cl = KCl =>
K + Cl = KCl
C2H4(g) + O2(g) = C02(g) + H2O(l) =>
C2H4(g) + O2(g) = C02(g) + 2 H2O(l)
H3PO2 + KMnO4 + H2SO4 = K3SO4 + MnSO4 + H3PO4 + H2O =>
4 H3PO2 + 3 KMnO4 + 4 H2SO4 = K3SO4 + 3 MnSO4 + 4 H3PO4 + 4 H2O
CaO(s) + H2O(l) = Ca(OH)2(s) =>
CaO(s) + H2O(l) = Ca(OH)2(s)
Fe{2+} + H3O{+} + MnO4{-} = Fe{3+} + Mn{3+} + H2O =>
4 Fe{2+} + 8 H3O{+} + MnO4{-} = 4 Fe{3+} + Mn{3+} + 12 H2O
HBr(g) + H2O = H3O + Br(aq) =>
HBr(g) + H2O = H3O + Br(aq)
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
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Équations équilibrées sur01/07/25
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