| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn3O3 + 3 H2O = 3 Zn + 3 H2O2
C3H8O + KMnO4 = MnO + KOH + CH3OOH + CO2 =>
8 C3H8O + 20 KMnO4 = 20 MnO + 20 KOH + 11 CH3OOH + 13 CO2
Zn(NO3)2(aq) + Na2SO4(aq) = NaNO3(aq) + ZnSO4(h) =>
Zn(NO3)2(aq) + Na2SO4(aq) = 2 NaNO3(aq) + ZnSO4(h)
Pb(CH3COO)2 + Cl2 + NaOH = PbO2 + CH3COONa + NaCl + H2O =>
Pb(CH3COO)2 + Cl2 + 4 NaOH = PbO2 + 2 CH3COONa + 2 NaCl + 2 H2O
ZnCl2 = Zn2 + Cl1 =>
2 ZnCl2 = Zn2 + 4 Cl1
HClO3 + (OH)2 = (ClO3) + H2O =>
2 HClO3 + (OH)2 = 2(ClO3) + 2 H2O
CH{4+} + O{2+} = CO{4+} + H{2+}O =>
CH{4+} + O{2+} = CO{4+} + H{2+}O
H2 + B = BH =>
H2 + 2 B = 2 BH
(a)Pb(NO3)2(aq) + NaI(aq) = PbI2(s) + NaNO3(aq) =>
(a)Pb(NO3)2(aq) + 2 NaI(aq) = PbI2(s) + 2 NaNO3(aq)
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O = =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
IO3{-} + N2H4 + HCl = N2 + ICl2{-} + H2O =>
IO3{-} + N2H4 + 2 HCl = N2 + ICl2{-} + 3 H2O
CO + H2 = CC8H18 + H2O =>
9 CO + 18 H2 = CC8H18 + 9 H2O
NH4Cl + MgCl2 = NH4(Cl2) + MgCl =>
NH4Cl + MgCl2 = NH4(Cl2) + MgCl
SnO + CrF3 = SnF2 + Cr2O3 =>
3 SnO + 2 CrF3 = 3 SnF2 + Cr2O3
HOCl + N(H)3 = N(H)2Cl + (H)2O =>
HOCl + N(H)3 = N(H)2Cl + (H)2O
KMnO4 + Na2C2O4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 + Na2SO4 =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2 + 5 Na2SO4
Ba(NO3)2 + NH3SO3 + H2O = Ba(NH2)2 + HNO3 + H2SO4 =>
Ba(NO3)2 + 2 NH3SO3 + 2 H2O = Ba(NH2)2 + 2 HNO3 + 2 H2SO4
Cr + HBr = CrBr3 + H2 =>
2 Cr + 6 HBr = 2 CrBr3 + 3 H2
Na3PO4 + Li3SO4 = Na3SO4 + Li3PO4 =>
Na3PO4 + Li3SO4 = Na3SO4 + Li3PO4
CH3COOPb + ZnS = PbS + CH3COOZn =>
CH3COOPb + ZnS = PbS + CH3COOZn
S2 + NO3 = SO4 + NO2 =>
S2 + 8 NO3 = 2 SO4 + 8 NO2
K2Cr2O7 + H2O2 + H2SO4 = K2SO4 + CrO(O2)2 + H2O =>
K2Cr2O7 + 4 H2O2 + H2SO4 = K2SO4 + 2 CrO(O2)2 + 5 H2O
CH2NH2COOH + O2 = CO2 + H2O + N2 =>
4 CH2NH2COOH + 9 O2 = 8 CO2 + 10 H2O + 2 N2
Cl2 + (S2O3)2{-} + H2O = (SO4)2{-} + Cl{-} + H{+} =>
19 Cl2 + 2(S2O3)2{-} + 20 H2O = 4(SO4)2{-} + 38 Cl{-} + 40 H{+}
KOH + P2O5 = K3PO4 + H2O = =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
Al{+3} + HF = AlF{+2} + H2{+2} =>
2 Al{+3} + 2 HF = 2 AlF{+2} + H2{+2}
PH3(g) = P4 + H2 =>
4 PH3(g) = P4 + 6 H2
Fe2 + Cu(II)SO4 = Fe(II)SO4 + Cu2 =>
Fe2 + 2 Cu(II)SO4 = 2 Fe(II)SO4 + Cu2
Zn + K2O = ZnO + K2 =>
Zn + K2O = ZnO + K2
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
C2H5OH = C2H2 + H2 + H2O =>
C2H5OH = C2H2 + H2 + H2O
PbO2 + H2O = Pb + H2O2 =>
PbO2 + 2 H2O = Pb + 2 H2O2
FeBr3 + KI = FeBr2 + I2 + KBr =>
2 FeBr3 + 2 KI = 2 FeBr2 + I2 + 2 KBr
H2C2O4 + KMnO4 + H2SO4 = CO2 + MnSO4 + H2O + K2SO4 =>
5 H2C2O4 + 2 KMnO4 + 3 H2SO4 = 10 CO2 + 2 MnSO4 + 8 H2O + K2SO4
CH3CH2OH + HCN = CH3CH2CN + H2O =>
CH3CH2OH + HCN = CH3CH2CN + H2O
C2H3O2H + Mg = Mg(C2H3O2)2 + H2 =>
2 C2H3O2H + Mg = Mg(C2H3O2)2 + H2
Pt + MnBr2 = Mn + PtBr =>
2 Pt + MnBr2 = Mn + 2 PtBr
C9H8O4 + NaHCO3 = C9H7O4Na + H2CO3 =>
C9H8O4 + NaHCO3 = C9H7O4Na + H2CO3
KOH + P2O5 = K3PO4 + H2O = =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
KMnO4 + NaNO2 + H2SO4 = MnSO4 + H2O + NO2 + K2SO4 + Na2SO4 =>
2 KMnO4 + 10 NaNO2 + 8 H2SO4 = 2 MnSO4 + 8 H2O + 10 NO2 + K2SO4 + 5 Na2SO4
NH4 + H3BO3 = NH5 + H2BO3 =>
NH4 + H3BO3 = NH5 + H2BO3
K2O + LiBr = KBr + Li2O =>
K2O + 2 LiBr = 2 KBr + Li2O
Cr(OH)3 + H(NO2) = Cr(NO2)3 + H2O =>
Cr(OH)3 + 3 H(NO2) = Cr(NO2)3 + 3 H2O
Ca3(PO4)2 + CuSO4 = CaSO4 + Cu3(PO4)2 =>
Ca3(PO4)2 + 3 CuSO4 = 3 CaSO4 + Cu3(PO4)2
Y(No3)2 + K3Po4 = Y3(Po4)2 + KNo3 =>
3 Y(No3)2 + 2 K3Po4 = Y3(Po4)2 + 6 KNo3
PH3 + ClO{-} = Cl{-} + P + H2O =>
2 PH3 + 3 ClO{-} = 3 Cl{-} + 2 P + 3 H2O
CuSO4 + Na2SiO3 = Na2SO4 + CuSiO3 =>
CuSO4 + Na2SiO3 = Na2SO4 + CuSiO3
H2SiO3 + NH3 = NH4SiO2 + OH =>
H2SiO3 + NH3 = NH4SiO2 + OH
Bi(NO3) + KI = BiI + KNO3 =>
Bi(NO3) + KI = BiI + KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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