| Équations équilibrées la veille |
3 Hg{2+} + 2 Cl{-} + 2 H2S = Hg3S2Cl2 + 4 H{+}
NH2OH + Fe{+3} = Fe{+2} + N2O + H2O + H{+} =>
2 NH2OH + 4 Fe{+3} = 4 Fe{+2} + N2O + H2O + 4 H{+}
HSFO3 + SbF5 = H2SFO3{+} + F6SbOSO2{-} =>
2 HSFO3 + SbF5 = H2SFO3{+} + F6SbOSO2{-}
H2O2 + Ce(SO4)2 = Ce2(SO4)3 + H2SO4 + O2 =>
H2O2 + 2 Ce(SO4)2 = Ce2(SO4)3 + H2SO4 + O2
CH3CH2SCH2CH3 = CH3CH2 + CH3CH2S =>
CH3CH2SCH2CH3 = CH3CH2 + CH3CH2S
Na3PO4(aq) + Ag(NO3)2(aq) = Ag3(PO4)2(aq) + Na6(NO3)6(aq) =>
2 Na3PO4(aq) + 3 Ag(NO3)2(aq) = Ag3(PO4)2(aq) + Na6(NO3)6(aq)
Br2 + Cr(OH)3 + KOH = KBr + K2CrO4 + H2O =>
3 Br2 + 2 Cr(OH)3 + 10 KOH = 6 KBr + 2 K2CrO4 + 8 H2O
Ag + MgO = AgO + Mg =>
Ag + MgO = AgO + Mg
SiCl4 + H2O = H2SiCl6 + SiO2*H2O =>
3 SiCl4 + 3 H2O = 2 H2SiCl6 + SiO2*H2O
Cu + HC2H3O2 = H2 + Cu(C2H3O2) =>
2 Cu + 2 HC2H3O2 = H2 + 2 Cu(C2H3O2)
CS + H2S + Cu = Cu2S + CH4 =>
CS + 2 H2S + 6 Cu = 3 Cu2S + CH4
KHC8H4O4(aq) + NaOH(aq) = H2O(l) + NaKC8H4O4 =>
KHC8H4O4(aq) + NaOH(aq) = H2O(l) + NaKC8H4O4
B + N = BN2 =>
B + 2 N = BN2
Pb(NO3)2 + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2 + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
HC + KOH = H2O + KC =>
HC + KOH = H2O + KC
Li(s) + HCl(aq) = LiCl(aq) + H2(g) =>
2 Li(s) + 2 HCl(aq) = 2 LiCl(aq) + H2(g)
F2 + NH4Br = F2Br + NH4 =>
F2 + NH4Br = F2Br + NH4
Al + AgNo3 = Ag + Al(No3)3 =>
Al + 3 AgNo3 = 3 Ag + Al(No3)3
AgI + Na2S2O3 = Na3Ag(S2O3)2 + NaI =>
AgI + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaI
C3H7COOH + MgCO3 = (C3H7COO)2Mg + CO2 + H2O =>
2 C3H7COOH + MgCO3 = (C3H7COO)2Mg + CO2 + H2O
Mn + CoCl2 = MnCl2 + Co =>
Mn + CoCl2 = MnCl2 + Co
Cu(s)Mg(NO3)2(ac) = Mg(s)Cu(NO3)2(ac) =>
Cu(s)Mg(NO3)2(ac) = Mg(s)Cu(NO3)2(ac)
CaCO3 + I3PO4 = CaPO4 + I3CO3 =>
CaCO3 + I3PO4 = CaPO4 + I3CO3
Zn + Cr2O72{-} + H{+} = Zn2{+} + Cr3{+} + H2O =>
854 Zn + 3 Cr2O72{-} + 432 H{+} = 427 Zn2{+} + 2 Cr3{+} + 216 H2O
C6H5CH(CH3)2 + KMnO4 = KOOCC6H4COOK + MnO2 + KOH + H2O =>
8 C6H5CH(CH3)2 + 38 KMnO4 = 9 KOOCC6H4COOK + 38 MnO2 + 20 KOH + 20 H2O
C9H8O4 + C2H4O2 = C9H8O4C2H4O2 =>
C9H8O4 + C2H4O2 = C9H8O4C2H4O2
HNO2 + H{+} + {-} = NO + H2O =>
HNO2 + H{+} + e = NO + H2O
Ca(NO3)2 + (NH4)2(COO)2 + H2O = Ca(COO)2*H2O + NH4NO3 =>
Ca(NO3)2 + (NH4)2(COO)2 + H2O = Ca(COO)2*H2O + 2 NH4NO3
C + S = S4C2 =>
2 C + 4 S = S4C2
I2 + Cl2 + NaOH = Na3H2IO6 + NaCl + H2O =>
I2 + 7 Cl2 + 20 NaOH = 2 Na3H2IO6 + 14 NaCl + 8 H2O
Ag(s) + HNO3(l) = NO(g) + H2O(l) + AgNO3(aq) =>
3 Ag(s) + 4 HNO3(l) = NO(g) + 2 H2O(l) + 3 AgNO3(aq)
AgNO3 + NaAc = AgAc + NaNO3 =>
AgNO3 + NaAc = AgAc + NaNO3
CuSO4 + H2S = H2SO4CuS =>
CuSO4 + H2S = H2SO4CuS
NH4HS + K2Cr2O4 = K2Cr2S4 + NH4OH =>
4 NH4HS + K2Cr2O4 = K2Cr2S4 + 4 NH4OH
K2Cr2O7 + SnI2 + H2SO4 = CrSO4 + SnSO4 + KIO3 + K2SO4 + H2O =>
3 K2Cr2O7 + 2 SnI2 + 9 H2SO4 = 6 CrSO4 + 2 SnSO4 + 4 KIO3 + K2SO4 + 9 H2O
Ag2S(s) = Ag(s) + S8(s) =>
8 Ag2S(s) = 16 Ag(s) + S8(s)
H2SO4 + CaSO3 = CaSO4 + H2O + SO2 =>
H2SO4 + CaSO3 = CaSO4 + H2O + SO2
CO2 + N2 = C + NO2 =>
2 CO2 + N2 = 2 C + 2 NO2
H6 = H2 =>
H6 = 3 H2
CH3COOH + NaCl = HCl + NaCH3COO =>
CH3COOH + NaCl = HCl + NaCH3COO
Ca3(AsO3)2 = Ca + AsO3 =>
Ca3(AsO3)2 = 3 Ca + 2 AsO3
Na2 + CO2 = Na2CO2 =>
Na2 + CO2 = Na2CO2
NaI(aq) + Mg(NO3)2(aq) = NaNO3(aq) + MgI2(aq) =>
2 NaI(aq) + Mg(NO3)2(aq) = 2 NaNO3(aq) + MgI2(aq)
K(CN) + HCl = KCl + HCN =>
K(CN) + HCl = KCl + HCN
H2S + Cu2SO4 = H2SO4 + Cu2S =>
H2S + Cu2SO4 = H2SO4 + Cu2S
ZnSO4 + H2SO4 = Zn(HSO4)2 =>
ZnSO4 + H2SO4 = Zn(HSO4)2
H2C6H6O6 + NaOH = Na + H2O + CO2 =>
H2C6H6O6 + 20 NaOH = 20 Na + 14 H2O + 6 CO2
KMnO4 + C4H9OH + H2SO4 = K2SO4 + MnSO4 + C3H8CO + H2O =>
2 KMnO4 + 5 C4H9OH + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 C3H8CO + 8 H2O
Mg2 + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg2 + 16 HNO3 = 6 Mg(NO3)2 + 4 NO + 8 H2O
Cu + O3 = Cu2O =>
6 Cu + O3 = 3 Cu2O
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