| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe2 + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
Na + Fe(Cl)3 = Fe + NaCl =>
3 Na + Fe(Cl)3 = Fe + 3 NaCl
LiOH + FeSO4 = Fe(OH)2 + Li2(SO4) =>
2 LiOH + FeSO4 = Fe(OH)2 + Li2(SO4)
Mn02 + KOH + O2 = KMnO4 + H2O =>
2 Mn02 + 4 KOH + 7 O2 = 4 KMnO4 + 2 H2O
S3O7 = S + O2 =>
2 S3O7 = 6 S + 7 O2
Ba(NO3)2 + KSCN = Ba(CN)2 + KS(NO3) =>
Ba(NO3)2 + 2 KSCN = Ba(CN)2 + 2 KS(NO3)
S3O7 = S + O2 =>
2 S3O7 = 6 S + 7 O2
K3PO4 + NiSO4 = K3SO4 + NiPO4 =>
K3PO4 + NiSO4 = K3SO4 + NiPO4
K2CrO7 + SnCl + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2CrO7 + 3 SnCl + 14 HCl = CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Fe2 + H3PO4 = Fe3(PO4) + H2 =>
3 Fe2 + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
C2H5OH + O2(g) = CH3COOH + H2O(g) =>
C2H5OH + O2(g) = CH3COOH + H2O(g)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 6 I{-} + 14 H{+} = 2 Cr{3+} + 3 I2 + 7 H2O
KCIO3 = KICO + O2 =>
KCIO3 = KICO + O2
H3CCOOH + CaCO3 = CaCCOOH + CO2 + H2O =>
7 H3CCOOH + 8 CaCO3 = 8 CaCCOOH + 6 CO2 + 10 H2O
CH3CH2CH2COOH + H2O = H3O + C4H =>
CH3CH2CH2COOH + H2O = 3 H3O + C4H
MnO4{-} + (COO)2{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5(COO)2{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
P + H5IO6 = H3PO4 + I2 + H2O =>
14 P + 10 H5IO6 = 14 H3PO4 + 5 I2 + 4 H2O
Zn + HCl = H + ZnCl =>
Zn + HCl = H + ZnCl
Sn + HNO3 = Sn(NO3)2 + N2O + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + N2O + 5 H2O
NF5 = N2 + F2 =>
2 NF5 = N2 + 5 F2
Pb(ClO3)2 + Fe(OH)3 = Pb(OH)2 + Fe(ClO3)3 =>
3 Pb(ClO3)2 + 2 Fe(OH)3 = 3 Pb(OH)2 + 2 Fe(ClO3)3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Sn + HNO3 = Sn(NO3)2 + N2O + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + N2O + 5 H2O
Ag(aq) + S(aq) = Ag2S(s) =>
2 Ag(aq) + S(aq) = Ag2S(s)
H2S + KOH = HOH + K2S =>
H2S + 2 KOH = 2 HOH + K2S
S3O7 = S + O2 =>
2 S3O7 = 6 S + 7 O2
K + F = KF =>
K + F = KF
KOH + CuCl3 = Cu(OH)3 + KCl =>
3 KOH + CuCl3 = Cu(OH)3 + 3 KCl
Si + (Cl)2 = (SiCl)2 =>
2 Si + (Cl)2 = (SiCl)2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Pb2O3 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb2O3 + 2 HNO3 = Pb(NO3)2 + PbO2 + H2O
Sn(NO3)2 + KCl = KNO3 + SnCl2 =>
Sn(NO3)2 + 2 KCl = 2 KNO3 + SnCl2
KMnO4 + SO2 + H2O = KHSO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 KHSO4 + 2 MnSO4 + H2SO4
CaO + CO2 + H2O = CaH2C2O6 =>
CaO + 2 CO2 + H2O = CaH2C2O6
Fe2 + H3PO4 = Fe3(PO4) + H2 =>
3 Fe2 + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
KMnO4 + SO2 + H2O = KHSO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 KHSO4 + 2 MnSO4 + H2SO4
MnO4{-} + Fe{2+} + H{+} = Fe{3+} + Mn2{+} + H2O =>
2 MnO4{-} + 13 Fe{2+} + 16 H{+} = 13 Fe{3+} + Mn2{+} + 8 H2O
Al(s) + NaOH(aq) + H2O(l) = H2(g) + NaAl(OH)4(aq) =>
2 Al(s) + 2 NaOH(aq) + 6 H2O(l) = 3 H2(g) + 2 NaAl(OH)4(aq)
PtCl4 + H2 = Pt + HCl =>
PtCl4 + 2 H2 = Pt + 4 HCl
BaS + PtF2 = BaF + PtS2 =>
2 BaS + PtF2 = 2 BaF + PtS2
CuS + HNO3 = Cu(NO3)3 + S + NO2 + H2O =>
CuS + 6 HNO3 = Cu(NO3)3 + S + 3 NO2 + 3 H2O
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
KMnO4 + HNO2 + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
2 KMnO4 + 5 HNO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 HNO3 + 3 H2O
C2H6O2 + Na = C2H4O2Na2 + H2 =>
C2H6O2 + 2 Na = C2H4O2Na2 + H2
CrCl3 + NaOH = NaCl + Cr(OH)3 =>
CrCl3 + 3 NaOH = 3 NaCl + Cr(OH)3
K + HS = K2S + H =>
2 K + HS = K2S + H
H2C2O42H2O + NaOH = Na2C2O42H2O + H2O =>
H2C2O42H2O + 2 NaOH = Na2C2O42H2O + 2 H2O
C + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/23
Équations équilibrées sur12/23/22
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