| Équations équilibrées la veille |
FeBr3 + 3 AgNo3 = Fe(No3)3 + 3 AgBr
SO3 + H3PO4 = H2SO4 + P2O5 =>
3 SO3 + 2 H3PO4 = 3 H2SO4 + P2O5
Ni + FeSO4 = NiSO4 + Fe =>
Ni + FeSO4 = NiSO4 + Fe
NH3 + KMnO4 + KOH = KNO3 + K2MnO4 + H2O =>
NH3 + 8 KMnO4 + 9 KOH = KNO3 + 8 K2MnO4 + 6 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
COH6 + O = C2O4 + O3H6 =>
2 COH6 + 8 O = C2O4 + 2 O3H6
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + H2O(l) =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(l)
Cl2(aq)CaI2(aq) = CaCl2(aq) + I2(s) =>
Cl2(aq)CaI2(aq) = CaCl2(aq) + I2(s)
KMnO4 + NaSO3 + H2O = NaSO4 + MnO2 + KOH =>
2 KMnO4 + 3 NaSO3 + H2O = 3 NaSO4 + 2 MnO2 + 2 KOH
H2C4H4O4 + H2O = OH + H3C4H4O4 =>
H2C4H4O4 + H2O = OH + H3C4H4O4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu + AgNO3 = Ag2 + Cu(NO3)2 =>
Cu + 2 AgNO3 = Ag2 + Cu(NO3)2
Br2O2 = BrO =>
Br2O2 = 2 BrO
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
CH3{-}OH = CH3{-}ONa =>
CH3{-}OH = CH3{-}ONa
HClO4(aq) + K2CO3(aq) = CO2(g) + H2O(l) + KClO4(aq) =>
2 HClO4(aq) + K2CO3(aq) = CO2(g) + H2O(l) + 2 KClO4(aq)
C8H18 + O2(g) = CO(g) + H2O(g) =>
2 C8H18 + 17 O2(g) = 16 CO(g) + 18 H2O(g)
Ca3N2 + Zn = Zn3N2 + Ca =>
Ca3N2 + 3 Zn = Zn3N2 + 3 Ca
KOH + Mg2 = Mg(OH)2 + K2 =>
4 KOH + Mg2 = 2 Mg(OH)2 + 2 K2
Mn(OH)3 + H2 = Mn + H2O =>
2 Mn(OH)3 + 3 H2 = 2 Mn + 6 H2O
C8H18 + O2(g) = CO2 + H2O =>
2 C8H18 + 25 O2(g) = 16 CO2 + 18 H2O
C8H18 + O2(g) = CO2(g) + H2O(g) =>
2 C8H18 + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
HCl(ac)NaCN(ac) = HCN(g)NaCl(ac) =>
HCl(ac)NaCN(ac) = HCN(g)NaCl(ac)
K2MnO4 + NaI + H2SO4 = I2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
K2MnO4 + 4 NaI + 4 H2SO4 = 2 I2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
Ca + HC1 = CaC12 + H2(g) =>
Ca + 12 HC1 = CaC12 + 6 H2(g)
Cl2(aq)CaI2(aq) = CaCl2(aq) + I2(s) =>
Cl2(aq)CaI2(aq) = CaCl2(aq) + I2(s)
ZnO + HF = H2O + ZnF2 =>
ZnO + 2 HF = H2O + ZnF2
HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + H2O(l) =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2(aq) + 2 H2O(l)
C8H18 + O2(g) = CO2(g) + H2O =>
2 C8H18 + 25 O2(g) = 16 CO2(g) + 18 H2O
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
MnCl2 + KCl + Cl + H2O = KMnO4 + HCl =>
MnCl2 + KCl + 5 Cl + 4 H2O = KMnO4 + 8 HCl
NH4 = H + N =>
NH4 = 4 H + N
BaCO3 + H{+} = Ba{2+} + H2CO3 =>
BaCO3 + 2 H{+} = Ba{2+} + H2CO3
K2MnF6 + SbF5 = KSbF6 + MnF3 + F2 =>
2 K2MnF6 + 4 SbF5 = 4 KSbF6 + 2 MnF3 + F2
F2 + N2 = NF3 =>
3 F2 + N2 = 2 NF3
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
Na2S + Cd(NO3)2 = Na(NO3) + CdS =>
Na2S + Cd(NO3)2 = 2 Na(NO3) + CdS
LiOH + Fe2O3 = Li5FeO4 + H2O =>
10 LiOH + Fe2O3 = 2 Li5FeO4 + 5 H2O
MnBr2(aq) + K2S(aq) = MnS + KBr =>
MnBr2(aq) + K2S(aq) = MnS + 2 KBr
I2 + (S2O3)2{-} + OH{-} = (SO4)2{-} + I{-} + H2O =>
19 I2 + 2(S2O3)2{-} + 40 OH{-} = 4(SO4)2{-} + 38 I{-} + 20 H2O
K2MnO4 + NaI + H2SO4 = I2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
K2MnO4 + 4 NaI + 4 H2SO4 = 2 I2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
Pb(C2H3O2)2 + H2S = PbS + HC2H3O2 =>
Pb(C2H3O2)2 + H2S = PbS + 2 HC2H3O2
CH3COONa + NaOH + CaO = Na2CO2 + CaCO3 + CH4 =>
6 CH3COONa + 2 NaOH + 3 CaO = 4 Na2CO2 + 3 CaCO3 + 5 CH4
MnO2 + KOH + O2 = K2MnO4H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4H2O
Fe2O + O2 = Fe3O2 =>
6 Fe2O + O2 = 4 Fe3O2
C7H7OHC7H7Cl = C7H7OC7H7HCl =>
C7H7OHC7H7Cl = C7H7OC7H7HCl
C3H4N2 + H2O = C3H4N2H + OH =>
C3H4N2 + H2O = C3H4N2H + OH
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
B2O3(s) + HF(l) = BF3(s) + H2O(l) =>
B2O3(s) + 6 HF(l) = 2 BF3(s) + 3 H2O(l)
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