| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 2 HNO3(conc) = 3 CuO + 2 NO + H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
KH2PO4 + AgNO3 = Ag3PO4 + HNO3 + KNO3 =>
KH2PO4 + 3 AgNO3 = Ag3PO4 + 2 HNO3 + KNO3
Na2HCO3 + CH3COOH = NaCH3CO2 + CO2 + H2O =>
8 Na2HCO3 + 15 CH3COOH = 16 NaCH3CO2 + 6 CO2 + 10 H2O
S + NaOH = SO3 + Na2S + H2O =>
4 S + 6 NaOH = SO3 + 3 Na2S + 3 H2O
Sr(OH)2 + NaH2PO4 = Sr3(PO4)2 + NaOH + H2O =>
3 Sr(OH)2 + 2 NaH2PO4 = Sr3(PO4)2 + 2 NaOH + 4 H2O
Na2S2O3 + KMnO4 + H2SO4 = Na2HSO4 + MnSO4 + K2SO4 + H2O =>
10 Na2S2O3 + 14 KMnO4 + 11 H2SO4 = 10 Na2HSO4 + 14 MnSO4 + 7 K2SO4 + 6 H2O
Al2S3 + Ba = BaS + Al =>
Al2S3 + 3 Ba = 3 BaS + 2 Al
CO2 + S = CO2S =>
CO2 + S = CO2S
Na2B4O7 + SnCl2 + CuO = Sn(BO2)2 + NaBO2 + CuCl2 =>
Na2B4O7 + SnCl2 + CuO = Sn(BO2)2 + 2 NaBO2 + CuCl2
SnS2 + H2 = H2S + Sn =>
SnS2 + 2 H2 = 2 H2S + Sn
K3Po4 + HNo3 = KNo3 + H3Po4 =>
K3Po4 + 3 HNo3 = 3 KNo3 + H3Po4
CuO + H3PO4 = Cu3(PO4)2 + H2O =>
3 CuO + 2 H3PO4 = Cu3(PO4)2 + 3 H2O
NaOH(aq) + CaO(aq) = Ca(OH)2(s) + Na2O =>
2 NaOH(aq) + CaO(aq) = Ca(OH)2(s) + Na2O
HNO2 + H2O2 = HNO3 + H2O =>
HNO2 + H2O2 = HNO3 + H2O
CuS + HNO3 = Cu(NO3)2 + H2SO4 + NO2 + H2O =>
CuS + 10 HNO3 = Cu(NO3)2 + H2SO4 + 8 NO2 + 4 H2O
Ca + DyF3 = Dy + CaF2 =>
3 Ca + 2 DyF3 = 2 Dy + 3 CaF2
H2SO4 + Al + HCl = SO2 + AlCl3 + H2O =>
3 H2SO4 + 2 Al + 6 HCl = 3 SO2 + 2 AlCl3 + 6 H2O
Li + O = LiO =>
Li + O = LiO
ZX + Y = Z + XY =>
ZX + Y = Z + XY
CuO + FeS = FeO + Cu2O + SO2 =>
6 CuO + FeS = FeO + 3 Cu2O + SO2
Br + O2 = Br2O5 =>
4 Br + 5 O2 = 2 Br2O5
CUSO4 + HCl = CUCl + SO4 + H2 =>
2 CUSO4 + 2 HCl = 2 CUCl + 2 SO4 + H2
Al(NO3)3 + K2SO3 + H2O = Al(OH)3 + KNO3 + SO2 =>
2 Al(NO3)3 + 3 K2SO3 + 3 H2O = 2 Al(OH)3 + 6 KNO3 + 3 SO2
Ra(OH)2 + H2SO3 = HOH + RaSO3 =>
Ra(OH)2 + H2SO3 = 2 HOH + RaSO3
Zn(NO3)2(aq) + KI(aq) = ZnI2(s) + KNO3(aq) =>
Zn(NO3)2(aq) + 2 KI(aq) = ZnI2(s) + 2 KNO3(aq)
HgO + HCl = HgCl2 + H2O =>
HgO + 2 HCl = HgCl2 + H2O
Zn + HAsO2 + H2SO4 = ZnSO4 + As + H2O =>
3 Zn + 2 HAsO2 + 3 H2SO4 = 3 ZnSO4 + 2 As + 4 H2O
Li2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + LiOH(aq) =>
Li2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 LiOH(aq)
CaMg(CO3)2 + SiO2 + H2O = Ca2Mg5Si8O22(OH)2 + CaCO3 + CO2 =>
5 CaMg(CO3)2 + 8 SiO2 + H2O = Ca2Mg5Si8O22(OH)2 + 3 CaCO3 + 7 CO2
C6H5Cl + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = (C6H5)4Si + 8 NaCl
P + KClO3 = PO + KCl =>
3 P + KClO3 = 3 PO + KCl
Ba(NO3)2 + CoCl2 = BaCl2 + Co(NO3)2 =>
Ba(NO3)2 + CoCl2 = BaCl2 + Co(NO3)2
HgO + Sb2O3 + H2O2 = Hg2Sb2O7 + H2O =>
2 HgO + Sb2O3 + 2 H2O2 = Hg2Sb2O7 + 2 H2O
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
Mg + Li = MgLi2 =>
Mg + 2 Li = MgLi2
Mg + H(NO3)2 = Mg(NO3)2 + H2 =>
2 Mg + 2 H(NO3)2 = 2 Mg(NO3)2 + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaCl2 + H2SO4 + O2 = Na2SO4 + Cl2 + H2O =>
4 NaCl2 + 2 H2SO4 + O2 = 2 Na2SO4 + 4 Cl2 + 2 H2O
Cl(OH)2 + HCl = H2O + Cl =>
Cl(OH)2 + 2 HCl = 2 H2O + 3 Cl
As + H2O2 + NH3 = AsO4{3-} + NH4{+} + H2O =>
2 As + 5 H2O2 + 6 NH3 = 2 AsO4{3-} + 6 NH4{+} + 2 H2O
KClO3 + KI + H2SO4 = I2 + KCl + H2O + K2SO4 =>
KClO3 + 6 KI + 3 H2SO4 = 3 I2 + KCl + 3 H2O + 3 K2SO4
Mg2C + H2O = Mg(OH)2 + CH4 =>
Mg2C + 4 H2O = 2 Mg(OH)2 + CH4
Zn + P = Zn3P =>
3 Zn + P = Zn3P
Pb(NO3)2 + K2(CO3) = Pb(CO3) + K(NO3) =>
Pb(NO3)2 + K2(CO3) = Pb(CO3) + 2 K(NO3)
H3AsO4 + S2 = SO2 + HAsO2 + H2O =>
4 H3AsO4 + S2 = 2 SO2 + 4 HAsO2 + 4 H2O
C2H4OH + H2O = C2OH + H6O =>
C2H4OH + H2O = C2OH + H6O
Cr2S + NaOH + Cl2O7 = Na2CrO4 + Na2SO4 + Cl2 + H2O =>
7 Cr2S + 42 NaOH + 9 Cl2O7 = 14 Na2CrO4 + 7 Na2SO4 + 9 Cl2 + 21 H2O
Na2B4O7 + SnCl2 + CuO = Sn(BO2)2 + NaBO2 + CuCl2 =>
Na2B4O7 + SnCl2 + CuO = Sn(BO2)2 + 2 NaBO2 + CuCl2
Hf + H2 = HfH4 =>
Hf + 2 H2 = HfH4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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