| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
HNO3 + Zn = Zn(NO3)2 + N2 + H2O =>
12 HNO3 + 5 Zn = 5 Zn(NO3)2 + N2 + 6 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
MgCO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
Ag + FeCl3 = FeCl2 + AgCl =>
Ag + FeCl3 = FeCl2 + AgCl
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
C10H21OH + O2 = H2O + CO2 =>
C10H21OH + 15 O2 = 11 H2O + 10 CO2
NACl + AGNO3 = AGCl + NANO3 =>
NACl + AGNO3 = AGCl + NANO3
Cr2W2C3 = WC + Cr3C2 + W =>
3 Cr2W2C3 = 5 WC + 2 Cr3C2 + W
CaO + HNO3 = H2O + Ca(NO3)2 =>
CaO + 2 HNO3 = H2O + Ca(NO3)2
Cr2W2C3 = WC + Cr3C2 + Cr =>
2 Cr2W2C3 = 4 WC + Cr3C2 + Cr
Fe(OH)2 + H3PO3 = Fe3(PO3)2 + H2O =>
3 Fe(OH)2 + 2 H3PO3 = Fe3(PO3)2 + 6 H2O
Zr3C2 = ZrC + Zr =>
Zr3C2 = 2 ZrC + Zr
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Eu2O3 + HCl = EuCl3 + H2O =>
Eu2O3 + 6 HCl = 2 EuCl3 + 3 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
HNO3 + Cr = Cr(NO3)2 + N2O + H2O =>
10 HNO3 + 4 Cr = 4 Cr(NO3)2 + N2O + 5 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
SO4 + H2O = H2SO4 + OH =>
SO4 + 2 H2O = H2SO4 + 2 OH
Mn2O3 + Si = Mn + SiO2 =>
2 Mn2O3 + 3 Si = 4 Mn + 3 SiO2
Zr2ScC2 = Sc4C3 + ZrC + Zr =>
4 Zr2ScC2 = Sc4C3 + 5 ZrC + 3 Zr
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
Eu2O3 + NH4Cl = EuCl3 + NH4 + O2 =>
2 Eu2O3 + 12 NH4Cl = 4 EuCl3 + 12 NH4 + 3 O2
Mn2O3 + Si = Mn + SiO2 =>
2 Mn2O3 + 3 Si = 4 Mn + 3 SiO2
FeCl3 + HNO3 = FeNO3 + HCl3 =>
FeCl3 + HNO3 = FeNO3 + HCl3
S + O2 + H2O = H2SO4 =>
2 S + 3 O2 + 2 H2O = 2 H2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HNO3 + Fe = Fe(NO3)2 + NO + H2O =>
8 HNO3 + 3 Fe = 3 Fe(NO3)2 + 2 NO + 4 H2O
LiOH + HCl = LiCl + H2O =>
LiOH + HCl = LiCl + H2O
Zr2TiC2 = ZrC + TiC + Zr =>
Zr2TiC2 = ZrC + TiC + Zr
Al2O3 + NaOH + H2O = NaAl(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl(OH)4
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
H4 + Fe5 = HFe =>
5 H4 + 4 Fe5 = 20 HFe
(NH4)3PO4 + Zn(NO3)2 = Zn3(PO4)2 + NH4NO3 =>
2(NH4)3PO4 + 3 Zn(NO3)2 = Zn3(PO4)2 + 6 NH4NO3
N2 + H2O = NH4NO2 =>
N2 + 2 H2O = NH4NO2
P + N2O = N2 + P2O5 =>
2 P + 5 N2O = 5 N2 + P2O5
HNO2 + H2O = NO3 + H3O =>
HNO2 + 4 H2O = NO3 + 3 H3O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Zr2VC2 = ZrC + V6C5 + Zr =>
6 Zr2VC2 = 7 ZrC + V6C5 + 5 Zr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
NaMnO4 + Na2S + H2SO4 = MnSO4 + Na2SO4 + H2O =>
8 NaMnO4 + 5 Na2S + 12 H2SO4 = 8 MnSO4 + 9 Na2SO4 + 12 H2O
Ba(OH)2 + HNO3 = H2O + Ba(NO3)2 =>
Ba(OH)2 + 2 HNO3 = 2 H2O + Ba(NO3)2
HCN + H2O = H3O + CN =>
HCN + H2O = H3O + CN
Zr2CrC2 = ZrC + Cr3C2 + Zr =>
3 Zr2CrC2 = 4 ZrC + Cr3C2 + 2 Zr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/08/18
Équations équilibrées sur03/10/17
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