| Équations équilibrées la veille |
196 Y2O3 + La2O3 + 3 Zr2O3 = 2 Y196La1Zr3O300
Br(l) + KI(aq) = KBr(aq) + I(l) =>
Br(l) + KI(aq) = KBr(aq) + I(l)
K2CrO4 + FeCl3 = K2Cl3 + FeCrO4 =>
K2CrO4 + FeCl3 = K2Cl3 + FeCrO4
Fe2(SO4)3 + NaBr = Br2 + FeSO4 + Na2SO4 =>
Fe2(SO4)3 + 2 NaBr = Br2 + 2 FeSO4 + Na2SO4
HgOH + H25 = Hg25 + H2O =>
25 HgOH + H25 = Hg25 + 25 H2O
Na2SO3 + HCI = NaCI + H2SO3 =>
Na2SO3 + 2 HCI = 2 NaCI + H2SO3
Mg(s) + KNO3(aq) = K2(s) + Mg(NO3)2 =>
Mg(s) + 2 KNO3(aq) = K2(s) + Mg(NO3)2
Cu2OH + CH3COOH = Cu2COOH + CH3OH =>
Cu2OH + CH3COOH = Cu2COOH + CH3OH
Fe + Pb(CO3)2 = FeCO3 + Pb =>
2 Fe + Pb(CO3)2 = 2 FeCO3 + Pb
Ag(NH3)2 + HNO3 = Ag(NO3)2 + NH4 =>
Ag(NH3)2 + 2 HNO3 = Ag(NO3)2 + 2 NH4
C20H25N3O + O2 = CO2 + H2O + N2 =>
4 C20H25N3O + 103 O2 = 80 CO2 + 50 H2O + 6 N2
CH4(g) + Cl2(s) = CH3Cl(aq) + HCl(g) =>
CH4(g) + Cl2(s) = CH3Cl(aq) + HCl(g)
MnCl2 + NaOH + F2 = NaMnO4 + NaClO4 + NaF + H2O =>
2 MnCl2 + 48 NaOH + 21 F2 = 2 NaMnO4 + 4 NaClO4 + 42 NaF + 24 H2O
SO3{2-} + OH{-} = SO4{2-} + {-} + H2O =>
SO3{2-} + 2 OH{-} = SO4{2-} + 2e + H2O
Sn + HClO3 = Sn(ClO3)4 + H2 =>
Sn + 4 HClO3 = Sn(ClO3)4 + 2 H2
C4H6 + Br2 = C4H6Br =>
2 C4H6 + Br2 = 2 C4H6Br
Zn(s) + OH{-} + H2O = Zn(OH)4{2-} + H2(g) =>
Zn(s) + 2 OH{-} + 2 H2O = Zn(OH)4{2-} + H2(g)
Ag + HNO3 + HCl = HAgCl4 + NO + H2O =>
Ag + HNO3 + 4 HCl = HAgCl4 + NO + 2 H2O
Cd + Br2 = CdBr =>
2 Cd + Br2 = 2 CdBr
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
Ca(NO3)2 + KBr = CaBr2 + K(NO3) =>
Ca(NO3)2 + 2 KBr = CaBr2 + 2 K(NO3)
V2O5(s) + Ca(s) = CaO(s) + V(s) =>
V2O5(s) + 5 Ca(s) = 5 CaO(s) + 2 V(s)
NO2 + H2O = NH3 + O =>
2 NO2 + 3 H2O = 2 NH3 + 7 O
NiSO4*7H2O = NiO + H2O + H2SO4 =>
NiSO4*7H2O = NiO + 6 H2O + H2SO4
TiCl3 = Ti + Cl =>
TiCl3 = Ti + 3 Cl
SnS2 + HNO3 = SnO2 + SO2 + NO2 + H2O =>
SnS2 + 12 HNO3 = SnO2 + 2 SO2 + 12 NO2 + 6 H2O
B(OH)3 + Na2CO3 + H2O = Na2B4O7*10H2O + CO2 =>
4 B(OH)3 + Na2CO3 + 4 H2O = Na2B4O7*10H2O + CO2
NaClO + NH3 = NaOH + NCl3 =>
3 NaClO + NH3 = 3 NaOH + NCl3
Cl2 + FeCl2 = FeCl3 =>
Cl2 + 2 FeCl2 = 2 FeCl3
KMnO4 + KCN + H2O = MnO2 + KOH + KOCN =>
2 KMnO4 + 3 KCN + H2O = 2 MnO2 + 2 KOH + 3 KOCN
Ni(NO3)2 + Co(CH3COO)2 = NiCo2O4 + H2O + N + C + CO =>
Ni(NO3)2 + 2 Co(CH3COO)2 = NiCo2O4 + 6 H2O + 2 N + 4 C + 4 CO
Fe + AlBr3 = FeBr2 + Al =>
3 Fe + 2 AlBr3 = 3 FeBr2 + 2 Al
Bi(NO3)3 + Na2O = Bi2O3 + NaNO3 =>
2 Bi(NO3)3 + 3 Na2O = Bi2O3 + 6 NaNO3
C6H8O6 + K2CO3 = KC6H7O6 + CO2 + H2O =>
2 C6H8O6 + K2CO3 = 2 KC6H7O6 + CO2 + H2O
Co(NO3)2 + H2O = Co(H2O)6 + NO3 =>
Co(NO3)2 + 6 H2O = Co(H2O)6 + 2 NO3
F + MgCl2 = MgF2 + Cl2 =>
2 F + MgCl2 = MgF2 + Cl2
C6H5COOH + HNO3 = C6H5COONO2 + H2O =>
C6H5COOH + HNO3 = C6H5COONO2 + H2O
Li + Sn(SO3)2 = Li2SO3 + Sn =>
4 Li + Sn(SO3)2 = 2 Li2SO3 + Sn
NaHCO3 + HKC4H4O6 = NaKC4H4O6 + H2O + CO2 =>
NaHCO3 + HKC4H4O6 = NaKC4H4O6 + H2O + CO2
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)2Cl2(aq) + CuSO4(s) =>
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)2Cl2(aq) + CuSO4(s)
CaSiO3 + H2SO4 = CaSO4 + H2SiO3 =>
CaSiO3 + H2SO4 = CaSO4 + H2SiO3
SF4(g) + H2O = SO2(g) + HF(aq) =>
SF4(g) + 2 H2O = SO2(g) + 4 HF(aq)
Mn(NO3)2 + O2 + KOH = MnO2 + KNO3 + H2O =>
2 Mn(NO3)2 + O2 + 4 KOH = 2 MnO2 + 4 KNO3 + 2 H2O
Ca(Co3) + O2 = CaO + Co2 =>
2 Ca(Co3) + O2 = 2 CaO + 3 Co2
CH3COCl + CH3NH2 = CH3CONHCH3 + HCl =>
CH3COCl + CH3NH2 = CH3CONHCH3 + HCl
VO(OH)2 + HCl = VOCl2 + H2O =>
VO(OH)2 + 2 HCl = VOCl2 + 2 H2O
H2O2 + SCN{-} = HCO3{-} + HSO4{-} + NH4{+} + H2 =>
7 H2O2 + 2 SCN{-} = 2 HCO3{-} + 2 HSO4{-} + 2 NH4{+} + H2
Ba + HClO3 = Ba(ClO3)2 + H2 =>
Ba + 2 HClO3 = Ba(ClO3)2 + H2
Sr(NO3)2 + NH4ClO4 + C = SrCl2 + N2 + H2O + CO2 =>
Sr(NO3)2 + 2 NH4ClO4 + 5 C = SrCl2 + 2 N2 + 4 H2O + 5 CO2
Rb2S = Rb + S2 =>
2 Rb2S = 4 Rb + S2
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