| Équations équilibrées la veille |
2 Cu(NH3)4(aq) + 8 HC2H3O2 = Cu2 + 8 NH4 + 8 C2H3O2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaClO + HI = NaCl + I2 + H2O =>
NaClO + 2 HI = NaCl + I2 + H2O
K2CrO2 + KCIO = K2CrO4 + KCI =>
K2CrO2 + 2 KCIO = K2CrO4 + 2 KCI
Li + H2O = Li2H + O =>
4 Li + H2O = 2 Li2H + O
K2Cr2O7 + Na2SO3 + H2SO4 = Na2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
CH3OH + CuO = C2H4O + Cu + H2O =>
2 CH3OH + CuO = C2H4O + Cu + 2 H2O
C4H11O2N + NaOH = C4H5NO4Na2 + H2 =>
C4H11O2N + 2 NaOH = C4H5NO4Na2 + 4 H2
CuSO4*5H2O + Na2S2O5 = CuSO3*Cu2SO3*2H2O + Na2SO4 + H2O + SO2 =>
3 CuSO4*5H2O + 4 Na2S2O5 = CuSO3*Cu2SO3*2H2O + 4 Na2SO4 + 13 H2O + 5 SO2
HNO3(aq) + Ag(s) = Ag(NO3)3(s) + NO2(g) + H2O(l) =>
6 HNO3(aq) + Ag(s) = Ag(NO3)3(s) + 3 NO2(g) + 3 H2O(l)
LiCO3(s) + HCl(aq) = LiCl2(aq) + CO2(g) + H2O(l) =>
LiCO3(s) + 2 HCl(aq) = LiCl2(aq) + CO2(g) + H2O(l)
C6H5(CH3) + KMnO4 + H2SO4 = C6H5 + H2O + K2SO4 + MnSO4 =>
60 C6H5(CH3) + 26 KMnO4 + 39 H2SO4 = 70 C6H5 + 104 H2O + 13 K2SO4 + 26 MnSO4
KBr + H2SO4 = Br2 + SO2 + H2O + K2O =>
2 KBr + H2SO4 = Br2 + SO2 + H2O + K2O
H3SbO4 + Ti(OH)2 = Ti(H2SbO4)2 + H2O =>
2 H3SbO4 + Ti(OH)2 = Ti(H2SbO4)2 + 2 H2O
K3PO4 + PB(NO3)2 = K3(NO3)2 + PBPO4 =>
K3PO4 + PB(NO3)2 = K3(NO3)2 + PBPO4
NH4HCO3 + H2SO4 = N2H8SO4 + H2O + CO2 =>
2 NH4HCO3 + H2SO4 = N2H8SO4 + 2 H2O + 2 CO2
Sr + O2(g) = SrO(s) =>
2 Sr + O2(g) = 2 SrO(s)
Zn(s) + AgNO3(s) = Zn(NO3)2(s) + Ag(s) =>
Zn(s) + 2 AgNO3(s) = Zn(NO3)2(s) + 2 Ag(s)
Na + Al = Na4Al3 =>
4 Na + 3 Al = Na4Al3
H2O + NaHSO4 = Na + H3SO5 =>
H2O + NaHSO4 = Na + H3SO5
BaCl2 + NaOH = BaNa + Cl2OH =>
BaCl2 + NaOH = BaNa + Cl2OH
Al + FeO = Al2O3(s) + Fe =>
2 Al + 3 FeO = Al2O3(s) + 3 Fe
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
H3PO2 + NaOH = H2O + Na3PO2 =>
H3PO2 + 3 NaOH = 3 H2O + Na3PO2
CsCl + K3PO4 = KCl + Cs3PO4 =>
3 CsCl + K3PO4 = 3 KCl + Cs3PO4
CsBr + Pb(NO3)2 = PbBr2 + Cs(NO3) =>
2 CsBr + Pb(NO3)2 = PbBr2 + 2 Cs(NO3)
C3H7O3N + C3H7O2N = H2O + C54H92O35N18 =>
16 C3H7O3N + 2 C3H7O2N = 17 H2O + C54H92O35N18
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
FeSO4(aq) + BaS(aq) = FeS(s) + BaSO4(aq) =>
FeSO4(aq) + BaS(aq) = FeS(s) + BaSO4(aq)
Na2CO3 + Br2 = NaBrO3 + NaBr + CO2 =>
3 Na2CO3 + 3 Br2 = NaBrO3 + 5 NaBr + 3 CO2
ZnCl2 + KOH = Zn(OH0)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH0)2 + 2 KCl
Cu(OH)2 + H3PO4 = H3(OH)2 + CuPO4 =>
Cu(OH)2 + H3PO4 = H3(OH)2 + CuPO4
KOH(aq) + H2O(l) = OH{-}(aq) + KH2O{+}(aq) =>
KOH(aq) + H2O(l) = OH{-}(aq) + KH2O{+}(aq)
HO2{-} + Cr(OH)4{-} = OH{-} + CrO4{2-} + H2O =>
3 HO2{-} + 2 Cr(OH)4{-} = OH{-} + 2 CrO4{2-} + 5 H2O
CH3COH + KMnO4 + H2O = CH3COOH + KOH + MnO =>
5 CH3COH + 2 KMnO4 + H2O = 5 CH3COOH + 2 KOH + 2 MnO
Sr(s) + Cl2(g) = SrCl2 =>
Sr(s) + Cl2(g) = SrCl2
Mn + H3PO4 = Mn2(PO4)3 + H2 =>
4 Mn + 6 H3PO4 = 2 Mn2(PO4)3 + 9 H2
BaS + HCl = HS + BaCl =>
BaS + HCl = HS + BaCl
CH3COOH(g) + NaHCO3(ac) = CH3COONa(g) + CO2(g) + H2O(l) =>
CH3COOH(g) + NaHCO3(ac) = CH3COONa(g) + CO2(g) + H2O(l)
Cr2O7{2-} + H2O + SO3{2-} = Cr(OH)3 + SO4{2-} + OH{-} =>
Cr2O7{2-} + 4 H2O + 3 SO3{2-} = 2 Cr(OH)3 + 3 SO4{2-} + 2 OH{-}
Br + KI3 = KBr3 + I2 =>
6 Br + 2 KI3 = 2 KBr3 + 3 I2
Sb2S5 + HCl = Sb{3+} + S + Cl{-} + H2 =>
Sb2S5 + 6 HCl = 2 Sb{3+} + 5 S + 6 Cl{-} + 3 H2
S8 = S4 =>
S8 = 2 S4
Hg2CO3 + HNO3 = Hg(NO3)2 + H2O + CO2 + N2 =>
5 Hg2CO3 + 22 HNO3 = 10 Hg(NO3)2 + 11 H2O + 5 CO2 + N2
C23H44O2 + O2 = CO2 + H2O =>
C23H44O2 + 33 O2 = 23 CO2 + 22 H2O
CuO + H3O + SO4 = H2O + CuSO4 = CuSO45H2O =>
CuO + 2 H3O + SO4 = 3 H2O + CuSO4
Ni + ClO4 = NiClO4 =>
Ni + ClO4 = NiClO4
K2CO3(aq) + FeCl3(aq) = Fe2(CO3)3 + KCl =>
3 K2CO3(aq) + 2 FeCl3(aq) = Fe2(CO3)3 + 6 KCl
C2H5NSCI + O2 = CO + H2O + NO + SO3 + HCI =>
C2H5NSCI + 4 O2 = 2 CO + 2 H2O + NO + SO3 + HCI
Fe(OH)3 + FeS2 + H{+} = Fe{2+} + H2O + SO4{2-} =>
14 Fe(OH)3 + FeS2 + 26 H{+} = 15 Fe{2+} + 34 H2O + 2 SO4{2-}
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