| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2SO3 + Pb(NO3)2 = PbSO3 + 2 KNO3
(COOH)2 + Ca = (COOH)Ca =>
(COOH)2 + 2 Ca = 2(COOH)Ca
CaS + H{+} = Ca{+2} + H2S =>
CaS + 2 H{+} = Ca{+2} + H2S
N2 + O = N2O3 =>
N2 + 3 O = N2O3
Si + BaO = SiO2 + Ba =>
Si + 2 BaO = SiO2 + 2 Ba
Al + Na2SO4 = Al2O3 + SO2 + Na2O =>
2 Al + 3 Na2SO4 = Al2O3 + 3 SO2 + 3 Na2O
Na2SO3 + S + H2O = Na2SO4 + H2S =>
Na2SO3 + S + H2O = Na2SO4 + H2S
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
KBrO3 + Mg = KBr + MgO =>
KBrO3 + 3 Mg = KBr + 3 MgO
C7H5(NO2)3 = C + CO + H2O + N2 =>
2 C7H5(NO2)3 = 7 C + 7 CO + 5 H2O + 3 N2
H2H4H4O6 + C2H5OH = C4H10C4H4O6 + H2O =>
7 H2H4H4O6 + 4 C2H5OH = C4H10C4H4O6 + 40 H2O
Na + F2 = NaF = I2 =>
2 Na + F2 = 2 NaF
Cr(OH)3 + KOH = KCrO2 + H2O =>
Cr(OH)3 + KOH = KCrO2 + 2 H2O
SnCl2 + KNO2 + HCl = H2SnCl6 + N2 + KCl + H2O =>
3 SnCl2 + 2 KNO2 + 14 HCl = 3 H2SnCl6 + N2 + 2 KCl + 4 H2O
Na2Cr2O7 + Ca(OH)2 = NaOH + CaCr2O7 =>
Na2Cr2O7 + Ca(OH)2 = 2 NaOH + CaCr2O7
Mg(OH)2 + SiO2 = MgSiO3 + H2O =>
Mg(OH)2 + SiO2 = MgSiO3 + H2O
NiSO4 + NH3 = NiNH3 + SO4 =>
NiSO4 + NH3 = NiNH3 + SO4
RCLO4 = RCL + O2 =>
RCLO4 = RCL + 2 O2
Ar + HCl = ArCl + H2 =>
2 Ar + 2 HCl = 2 ArCl + H2
Cu3(PO4)2(s) + H2SO4(aq) = H3PO4 + CuSO4 =>
Cu3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4 + 3 CuSO4
Zn + HNO3 = H2O + Zn(NO3)2 + NO2 =>
Zn + 4 HNO3 = 2 H2O + Zn(NO3)2 + 2 NO2
BaSO4 + AgNO3 = Ba(NO3)2 + Ag2SO4 =>
BaSO4 + 2 AgNO3 = Ba(NO3)2 + Ag2SO4
Pb3O4(s) = PbO(s) + O2(g) =>
2 Pb3O4(s) = 6 PbO(s) + O2(g)
HO2{-} + CrO2{-} = CrO4{2-} + H2O + OH{-} =>
3 HO2{-} + 2 CrO2{-} = 2 CrO4{2-} + H2O + OH{-}
MgS + O2 = MgSO4 =>
MgS + 2 O2 = MgSO4
Mg2O3 = Mg + O =>
Mg2O3 = 2 Mg + 3 O
Fe + Cu(SO4) = FeSO4 + Cu =>
Fe + Cu(SO4) = FeSO4 + Cu
ZnJ2 + H2O = H2 + Zn(OH)2 + J2 =>
ZnJ2 + 2 H2O = H2 + Zn(OH)2 + J2
Ca + Mn2S7 = Mn + CaS =>
7 Ca + Mn2S7 = 2 Mn + 7 CaS
HCl + KMnO3 = KCl + MnCl2 + H2O + Cl =>
6 HCl + KMnO3 = KCl + MnCl2 + 3 H2O + 3 Cl
Cu + HClO4 = Cu(ClO4)2 + Cl2 + H2O =>
7 Cu + 16 HClO4 = 7 Cu(ClO4)2 + Cl2 + 8 H2O
FeNO3 + KSCN = FeNO3KSCN =>
FeNO3 + KSCN = FeNO3KSCN
P5 + O2 = P4O5 =>
8 P5 + 25 O2 = 10 P4O5
CrBr3 + H2O2 + NaOH = Na2CrO4 + Br2 + H2O =>
2 CrBr3 + 6 H2O2 + 4 NaOH = 2 Na2CrO4 + 3 Br2 + 8 H2O
NaI + AgNO3 = Na + NO3 + AgI =>
NaI + AgNO3 = Na + NO3 + AgI
Fe2O3 + HNO3 + KOH = K2FeO4 + NO + H2O =>
Fe2O3 + 2 HNO3 + 4 KOH = 2 K2FeO4 + 2 NO + 3 H2O
Na2Cr2O7 + H2O + H2S = S + Cr(OH)3 + NaOH =>
Na2Cr2O7 + H2O + 3 H2S = 3 S + 2 Cr(OH)3 + 2 NaOH
CH2COOH + NaHCO3 = NaCH3COO + H2O + CO2 =>
8 CH2COOH + 7 NaHCO3 = 7 NaCH3COO + 5 H2O + 9 CO2
F2 + H2S = HF + S2 =>
2 F2 + 2 H2S = 4 HF + S2
Ag2CO3 = Ag2OCO2 =>
Ag2CO3 = Ag2OCO2
FeCl3 + Na2CO3 = Fe2C3O9 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2C3O9 + 6 NaCl
Ca(NO3)2 + (NH4)3PO4 = Ca3(PO4)2 + NH4(NO3) =>
3 Ca(NO3)2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 NH4(NO3)
HBr + Sn = HSn + Br =>
HBr + Sn = HSn + Br
HC2H3O2 + Fe(OH)2 = H2O + Fe(C2H3O2)2 =>
2 HC2H3O2 + Fe(OH)2 = 2 H2O + Fe(C2H3O2)2
Pt + HBr = PtBr2 + H2 =>
Pt + 2 HBr = PtBr2 + H2
KMnO4 + NO2 + H2SO4 = MnSO4 + K2SO4 + N2O5 + H2O =>
2 KMnO4 + 10 NO2 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 N2O5 + 3 H2O
FeSO4 + H2O = Fe + O2 + H2SO4 =>
2 FeSO4 + 2 H2O = 2 Fe + O2 + 2 H2SO4
K2(Cr2O7) + NaOH = KOH + Na2Cr2O7 =>
K2(Cr2O7) + 2 NaOH = 2 KOH + Na2Cr2O7
Ba(OH)2 + KCl = BaCl2 + KOH =>
Ba(OH)2 + 2 KCl = BaCl2 + 2 KOH
CuFeS2 + HNO3 = CuSO4 + Cu(NO3)2 + Fe2(SO4)3 + N2O + H2O =>
8 CuFeS2 + 42 HNO3 = 4 CuSO4 + 4 Cu(NO3)2 + 4 Fe2(SO4)3 + 17 N2O + 21 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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