| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr2N + 4 C = 2 Cr3C2 + 3 N
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
Fe2CO3 + Cs = Fe + CsCO3 =>
Fe2CO3 + Cs = 2 Fe + CsCO3
HCOH + KMnO4 = K2CO3 + MnO2 + H2O + CO2 =>
3 HCOH + 4 KMnO4 = 2 K2CO3 + 4 MnO2 + 3 H2O + CO2
K2O + Fe = Fe2O3 + K =>
3 K2O + 2 Fe = Fe2O3 + 6 K
Pb + HgCl2 = PbCl2 + Hg =>
Pb + HgCl2 = PbCl2 + Hg
Si + O = SiO2 =>
Si + 2 O = SiO2
(NH3OH)Cl + K2Cr2O7 + HCl = N2 + CrCl3 + KCl + H2O =>
6(NH3OH)Cl + K2Cr2O7 + 2 HCl = 3 N2 + 2 CrCl3 + 2 KCl + 13 H2O
C4H9O6N + FeCl3 = C12H15O18Fe + NH4Cl =>
3 C4H9O6N + FeCl3 = C12H15O18Fe + 3 NH4Cl
Fe + CO = Fe(CO)6 =>
Fe + 6 CO = Fe(CO)6
KHF2 = KF + H2F2 =>
2 KHF2 = 2 KF + H2F2
Zn(HO)2 = Zn + HO =>
Zn(HO)2 = Zn + 2 HO
PbO2 + Na2SO3 + H2SO4 = Pb2SO4 + Na2SO4 + H2O =>
2 PbO2 + 3 Na2SO3 + H2SO4 = Pb2SO4 + 3 Na2SO4 + H2O
[Cu(NH3)4]SO4*H2O + Na2S = Na2SO4 + CuS + NH3 + H2O =>
[Cu(NH3)4]SO4*H2O + Na2S = Na2SO4 + CuS + 4 NH3 + H2O
C9H12 + HNO3 = C9H10N2O4 + H2O =>
C9H12 + 2 HNO3 = C9H10N2O4 + 2 H2O
CuCl + Br2 = CuBr + Cl =>
2 CuCl + Br2 = 2 CuBr + 2 Cl
(NH4)2S + Br = SBr + NH4 =>
(NH4)2S + Br = SBr + 2 NH4
Hg + HCl = HgCl2 + H2 =>
Hg + 2 HCl = HgCl2 + H2
Fe3S3 + BaI2 = FeI3 + Ba3S2 =>
2 Fe3S3 + 9 BaI2 = 6 FeI3 + 3 Ba3S2
KMnO4 + H2SO4 + HNO2 = MnSO4 + HNO3 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 HNO2 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
BaC2O4 + HCl = H2C2O4 + BaCl2 =>
BaC2O4 + 2 HCl = H2C2O4 + BaCl2
Zr + KClO7 + NaOH = Na2ZrO3 + KCl + H2O =>
7 Zr + 2 KClO7 + 14 NaOH = 7 Na2ZrO3 + 2 KCl + 7 H2O
AlCl3 + Ca(NO3)2 = Al(NO3)3 + CaCl2 =>
2 AlCl3 + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 CaCl2
CaI2 + Hg(NO3)2 = HgI2 + Ca(NO3)2 =>
CaI2 + Hg(NO3)2 = HgI2 + Ca(NO3)2
Bariumnitrate + NaOH = bariumhydroxide + sodiumnitrate =>
Ba(NO3)2 + 2 NaOH = Ba(OH)2 + 2 NaNO3
O = O3 =>
3 O = O3
MnO2 + H2O = H2MnO3 =>
MnO2 + H2O = H2MnO3
(NH4)2Fe(SO4)2 + Na2S = FeS + Na2SO4 + (NH4)2SO4 =>
(NH4)2Fe(SO4)2 + Na2S = FeS + Na2SO4 + (NH4)2SO4
Zn(C2H3O2)2 + Na3PO4 = Zn3(PO4)2 + NaC2H3O2 =>
3 Zn(C2H3O2)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaC2H3O2
MnO2 + H2O = Mn + OH =>
MnO2 + 2 H2O = Mn + 4 OH
HClO4(aq) + K2CO3(aq) = K2O4 + CO3HCl =>
HClO4(aq) + K2CO3(aq) = K2O4 + CO3HCl
C2H6O2 + HIO4 = H2CO3 + HIO3 + H2O =>
C2H6O2 + 5 HIO4 = 2 H2CO3 + 5 HIO3 + H2O
UO2(NO3)2 + HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2 =>
UO2(NO3)2 + 2 HCl + Zn = UO2Cl2 + Zn(NO3)2 + H2
Cl2 + NO3 = ClO3 + NO2 =>
Cl2 + 6 NO3 = 2 ClO3 + 6 NO2
Sr(NO3)2 + Ca(NO3)2(H2O)4 + (NH4)2HPO4 + NH3 = Ca19Sr(PO4)12(OH)4 + NH4NO3 + H2O =>
Sr(NO3)2 + 19 Ca(NO3)2(H2O)4 + 12(NH4)2HPO4 + 16 NH3 = Ca19Sr(PO4)12(OH)4 + 40 NH4NO3 + 72 H2O
CH2CHCOOH + CH3OH = CH2CHCOOCH3 + H2O =>
CH2CHCOOH + CH3OH = CH2CHCOOCH3 + H2O
C3H6 + KMnO4 + KOH = C3H8O2 + K2MnO4 =>
C3H6 + 2 KMnO4 + 2 KOH = C3H8O2 + 2 K2MnO4
C3H6 + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
2 C3H6 + 12 KMnO4 + 15 KOH = 3 CH3COOK + 12 K2MnO4 + 9 H2O
P2 + O3 = P2O5 =>
3 P2 + 5 O3 = 3 P2O5
HBrO3 = Br2 + H2O + O2 =>
4 HBrO3 = 2 Br2 + 2 H2O + 5 O2
SN + HNO3 + H2O = H2SNO3 + NO =>
3 SN + 4 HNO3 + H2O = 3 H2SNO3 + 4 NO
FeO + NaOH = FeOH + NaO =>
FeO + NaOH = FeOH + NaO
CuCl2 + CaCl2 = CaCuCl4 =>
CuCl2 + CaCl2 = CaCuCl4
Fe + Cu{2+} = Fe{2+} + Cu =>
Fe + Cu{2+} = Fe{2+} + Cu
H2Se + NaHCO3 = CO2 + Na2Se + H2O =>
H2Se + 2 NaHCO3 = 2 CO2 + Na2Se + 2 H2O
Zr + F2 = ZrF =>
2 Zr + F2 = 2 ZrF
Zr + Cl2 = ZrCl =>
2 Zr + Cl2 = 2 ZrCl
C6H4Cl2 + NaOH = C6H5OCl + NaCl =>
C6H4Cl2 + NaOH = C6H5OCl + NaCl
Cl + S = ClS =>
Cl + S = ClS
Be + NaOH + H2O = Na2[Be(OH)4] + H2 =>
Be + 2 NaOH + 2 H2O = Na2[Be(OH)4] + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/29/24
Équations équilibrées sur04/28/23
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