| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cl2O7 + 2 KOH = 2 KClO4 + H2O
Cu3(PO4)2 + NaCl = Na3(PO4) + CuCl2 =>
Cu3(PO4)2 + 6 NaCl = 2 Na3(PO4) + 3 CuCl2
Cr + ClO = Cr2O7 + Cl =>
2 Cr + 7 ClO = Cr2O7 + 7 Cl
CO2 + H2O = CH2O2 + O2 =>
2 CO2 + 2 H2O = 2 CH2O2 + O2
Si + CO = SiC + SiO2 =>
3 Si + 2 CO = 2 SiC + SiO2
C8H10 = C7H8 + H2 =>
7 C8H10 = 8 C7H8 + 3 H2
HNO3 + HNO2 = H2O + N2O4 =>
HNO3 + HNO2 = H2O + N2O4
Na3[Cr(OH)6] + CO2 = Cr(OH)3 + NaHCO3 =>
Na3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 NaHCO3
FeC2O4*2H2O + H2O2 = Fe(C2O4){+} + OH{-} + H2O =>
2 FeC2O4*2H2O + H2O2 = 2 Fe(C2O4){+} + 2 OH{-} + 4 H2O
CH3NH2 + O = CO2 + H2O + N =>
2 CH3NH2 + 9 O = 2 CO2 + 5 H2O + 2 N
CaCO3 + SO2 + O2 + H2O = CaSO4(H2O)2 + CO2 =>
2 CaCO3 + 2 SO2 + O2 + 4 H2O = 2 CaSO4(H2O)2 + 2 CO2
H4SnO4 + HCl = SnCl4 + H2O =>
H4SnO4 + 4 HCl = SnCl4 + 4 H2O
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
HgS + NaOH = Hg(OH)2 + Na2S =>
HgS + 2 NaOH = Hg(OH)2 + Na2S
Ag + NiSO4 = Ag2SO4 + Ni =>
2 Ag + NiSO4 = Ag2SO4 + Ni
ZnO + HBr = ZnBr2 + H2O =>
ZnO + 2 HBr = ZnBr2 + H2O
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
(NH4)2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + NH4NO3(aq) =>
(NH4)2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + 2 NH4NO3(aq)
MgCrO4 + Fe(ClO3)3 = Mg(ClO3)2 + Fe2(CrO4)3 =>
3 MgCrO4 + 2 Fe(ClO3)3 = 3 Mg(ClO3)2 + Fe2(CrO4)3
P4(s) + F2(g) = PF5(g) =>
P4(s) + 10 F2(g) = 4 PF5(g)
NO3 + CH2O = CO2 + H2O + NH3 =>
4 NO3 + 9 CH2O = 9 CO2 + 3 H2O + 4 NH3
MnO4 = Mn + O =>
MnO4 = Mn + 4 O
NiCl2 + Cr(OH)3 + NaOH = Ni + H2CrO4 + H2O + NaCl =>
3 NiCl2 + 2 Cr(OH)3 + 6 NaOH = 3 Ni + 2 H2CrO4 + 4 H2O + 6 NaCl
Rb + Br2 = Rb2Br2 =>
2 Rb + Br2 = Rb2Br2
Ca(SO3) + HCl = H2SO3 + CaCl2 =>
Ca(SO3) + 2 HCl = H2SO3 + CaCl2
PbO2 + CaCO3 = Pb(CO3)2 + CaO =>
PbO2 + 2 CaCO3 = Pb(CO3)2 + 2 CaO
Hg + SnCl2 = SnHg + Cl2 =>
Hg + SnCl2 = SnHg + Cl2
C4H8Cl2 + H2O = C4H8O + HCl =>
C4H8Cl2 + H2O = C4H8O + 2 HCl
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + N2O(g) + H2O(l) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + N2O(g) + 5 H2O(l)
Sb2O + H2O = HSbO =>
Sb2O + H2O = 2 HSbO
HAsO2 + I2 + H2O = H2AsO4{-} + I{-} + H{+} =>
HAsO2 + I2 + 2 H2O = H2AsO4{-} + 2 I{-} + 3 H{+}
Cr + Cu{2+} = Cr{3+} + Cu =>
2 Cr + 3 Cu{2+} = 2 Cr{3+} + 3 Cu
Mg + H{2+} = Mg{2+} + H2 =>
2 Mg + 2 H{2+} = 2 Mg{2+} + H2
FeCl2 + Na3(PO4) = Fe3(PO4)2 + Na1Cl1 =>
3 FeCl2 + 2 Na3(PO4) = Fe3(PO4)2 + 6 Na1Cl1
HNO3 + HCl = NO2 + Cl + H2O =>
HNO3 + HCl = NO2 + Cl + H2O
C8H8 + Br2 = C8H7Br + HBr =>
C8H8 + Br2 = C8H7Br + HBr
Ba{2+} + CO3{2-} = BaCO3 =>
Ba{2+} + CO3{2-} = BaCO3
CaCl2(aq) + HCl(aq) = HCl2(aq) + Ca =>
CaCl2(aq) + 2 HCl(aq) = 2 HCl2(aq) + Ca
K2Cr2O7 + HCl + NaNO2 = NaNO3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 8 HCl + 3 NaNO2 = 3 NaNO3 + 2 CrCl3 + 2 KCl + 4 H2O
MgBr2 + NaOH = Mg(OH)2 + NaBr =>
MgBr2 + 2 NaOH = Mg(OH)2 + 2 NaBr
NCl3 + O2 = NO + OCl2 =>
4 NCl3 + 5 O2 = 4 NO + 6 OCl2
C7H5(NO2)3 = C + CO + N2 + H2O =>
2 C7H5(NO2)3 = 7 C + 7 CO + 3 N2 + 5 H2O
Zn(OH)2 + CO2 = Zn2(OH)2CO3 + H2O =>
2 Zn(OH)2 + CO2 = Zn2(OH)2CO3 + H2O
C10H11IO + CH3NH2 = C11H15NO + HI =>
C10H11IO + CH3NH2 = C11H15NO + HI
Te + HNO3 = TeO2 + H2*O + NO2 =>
Te + 4 HNO3 = TeO2 + 2 H2*O + 4 NO2
K2S(aq) + CdCl2(aq) = CdS(s) + KCl(aq) =>
K2S(aq) + CdCl2(aq) = CdS(s) + 2 KCl(aq)
H3PO4 + HCI = P(CI)5 + H2O =>
H3PO4 + 5 HCI = P(CI)5 + 4 H2O
Cu(OH) + HNO3 = Cu(NO3) + H2O =>
Cu(OH) + HNO3 = Cu(NO3) + H2O
P4 + Na(OH) + H2O = PH3 + Na2HPO3 =>
P4 + 4 Na(OH) + 2 H2O = 2 PH3 + 2 Na2HPO3
AgNO3(aq) + NH3(aq) = [Ag(NH3)2]NO3(aq) =>
AgNO3(aq) + 2 NH3(aq) = [Ag(NH3)2]NO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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