| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO2NaOH = H2ONaNO2
Al(OH)3 + Ca(OH)2 = Ca3(AlO3)2 + H2O =>
2 Al(OH)3 + 3 Ca(OH)2 = Ca3(AlO3)2 + 6 H2O
Ga + Br = GaBr3 =>
Ga + 3 Br = GaBr3
Zn(g) + HCl(g) = ZnCl(g) + H2(g) =>
2 Zn(g) + 2 HCl(g) = 2 ZnCl(g) + H2(g)
NaCo3 + HCl = NaCl + Co2 + H =>
2 NaCo3 + 2 HCl = 2 NaCl + 3 Co2 + 2 H
CaSi2 + HCl + ZnO2 = Si2H2O + CaCl2 + ZnO =>
CaSi2 + 2 HCl + ZnO2 = Si2H2O + CaCl2 + ZnO
CaCO3(s) + HNO3(aq) = Ca(NO3)2 + H2O + CO2 =>
CaCO3(s) + 2 HNO3(aq) = Ca(NO3)2 + H2O + CO2
CI3CHO + NaOH = CHI3 + HCOONa =>
CI3CHO + NaOH = CHI3 + HCOONa
KMnO4 + Na2SO3 + HCl = KCl + Na2SO4 + MnCl2 + H2O =>
2 KMnO4 + 5 Na2SO3 + 6 HCl = 2 KCl + 5 Na2SO4 + 2 MnCl2 + 3 H2O
Na + *H2O = NaOH + H2 =>
2 Na + 2*H2O = 2 NaOH + H2
HNO3NH3 = NH4NO3 =>
HNO3NH3 = NH4NO3
C8H8O2 + C3H6O = C11H12O2 + H2O =>
C8H8O2 + C3H6O = C11H12O2 + H2O
H{+} + Cr = H2 + Cr{2}{+} =>
2 H{+} + Cr = H2 + Cr{2}{+}
NO3{-} + CH2O + {-} = N2 + HCO3{-} + H2O =>
10 NO3{-} + 12 CH2O + 2e = 5 N2 + 12 HCO3{-} + 6 H2O
NO + HO = NO3 + OH2 =>
NO + 4 HO = NO3 + 2 OH2
FeCl2 + HClO = FeCl3 + H2O + FeO =>
5 FeCl2 + 2 HClO = 4 FeCl3 + H2O + FeO
CH3NHCH3 + H2O = OH{-} + CH3NHCH3H{+} =>
CH3NHCH3 + H2O = OH{-} + CH3NHCH3H{+}
KAl(SO4)2 + HCl = H2SO4 + K + Al + Cl4 =>
KAl(SO4)2 + 4 HCl = 2 H2SO4 + K + Al + Cl4
Pb3O4(s) + H2SO4 = PbSO4 + PbO2(s) + H2O =>
Pb3O4(s) + 2 H2SO4 = 2 PbSO4 + PbO2(s) + 2 H2O
CuO + N2 = Cu + N2O =>
CuO + N2 = Cu + N2O
KMnO4 + C2H6O + NaOH = KOH + H2O + C2H4O + NaMnO3 =>
KMnO4 + C2H6O + NaOH = KOH + H2O + C2H4O + NaMnO3
BaCl2(aq) + H2O(l) = BaO + HCl =>
BaCl2(aq) + H2O(l) = BaO + 2 HCl
(VO2)2SO4 + Zn + H2SO4 = (VO)SO4 + ZnSO4 + H2O =>
(VO2)2SO4 + Zn + 2 H2SO4 = 2(VO)SO4 + ZnSO4 + 2 H2O
N2 + CUO = CU + N2O =>
N2 + CUO = CU + N2O
N2(g) + H2(g) + O2(g) = NH4NO3(s) =>
2 N2(g) + 4 H2(g) + 3 O2(g) = 2 NH4NO3(s)
KI + NaS2O3 = KIO + NaS2O2 =>
KI + NaS2O3 = KIO + NaS2O2
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + Cl + K =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 Cl + 12 K
Ca + OH + HNo3 = CaNo3 + H2O =>
Ca + OH + HNo3 = CaNo3 + H2O
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr{3+} =>
7 C2H6O + 2 Cr2O7{-} + 14 H{+} = 7 C2H4O + 14 H2O + 4 Cr{3+}
CuNO3 + CaCl2 = Ca(NO3)2 + CuCl =>
2 CuNO3 + CaCl2 = Ca(NO3)2 + 2 CuCl
Ca(NO3)2 + H3PO4 = NHO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 H3PO4 = 6 NHO3 + Ca3(PO4)2
CuO + N2 = Cu3N2 + O2 =>
6 CuO + 2 N2 = 2 Cu3N2 + 3 O2
KHCO3 + KOH = K2CO3 + HOH =>
KHCO3 + KOH = K2CO3 + HOH
NH4OH + Zn(OH)2 = [Zn(NH3)4](OH)2 + H2O =>
4 NH4OH + Zn(OH)2 = [Zn(NH3)4](OH)2 + 4 H2O
HBr + HFeO2 = FeBr3 + H2O =>
3 HBr + HFeO2 = FeBr3 + 2 H2O
I2 + Br2 = IBr3 =>
I2 + 3 Br2 = 2 IBr3
NaNO2 + KMnO4 + CH3COOH = Mn(NO3)2 + KNO3 + KCH2COOH + NaCH2COOH + H2O =>
5 NaNO2 + 2 KMnO4 + 6 CH3COOH = 2 Mn(NO3)2 + KNO3 + KCH2COOH + 5 NaCH2COOH + 3 H2O
H3MoCl6 + KCN + O2 = K4Mo(CN)8 + KCl + HCl + H2O =>
4 H3MoCl6 + 32 KCN + O2 = 4 K4Mo(CN)8 + 16 KCl + 8 HCl + 2 H2O
HCl + K2CrO4 = KCl + H2 + CrO4 =>
2 HCl + K2CrO4 = 2 KCl + H2 + CrO4
Mg(NO3)2 + Na2CO3 = MgCO3(s) + NaNO3(aq) =>
Mg(NO3)2 + Na2CO3 = MgCO3(s) + 2 NaNO3(aq)
ZnCO3 + Na(PO4) = Na(CO3) + Zn(PO4) =>
ZnCO3 + Na(PO4) = Na(CO3) + Zn(PO4)
NaFeSi2O6 + CaMgSi2O6 + Mg2SiO4 + Na = Na2Mg2Si6O15 + Na2Ca2Si3O9 + Fe3O4 =>
15 NaFeSi2O6 + 8 CaMgSi2O6 + 2 Mg2SiO4 + 5 Na = 6 Na2Mg2Si6O15 + 4 Na2Ca2Si3O9 + 5 Fe3O4
KMnO4 + HSO4 + FeSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 16 HSO4 + 26 FeSO4 = K2SO4 + 2 MnSO4 + 13 Fe2(SO4)3 + 8 H2O
NaH2PO4 + Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + H2O =>
3 NaH2PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + 6 H2O
CuNO3 + H4SO4 = Cu2SO4 + H2NO3 =>
2 CuNO3 + H4SO4 = Cu2SO4 + 2 H2NO3
HNO3 + Zn = Zn(NO3)2 + NH4(NO3) + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4(NO3) + 3 H2O
CH3OH + CuO2 = HCHO + H2O + Cu2O =>
3 CH3OH + 2 CuO2 = 3 HCHO + 3 H2O + Cu2O
CaCl2 + Ni(SO4) = Ca(SO4) + NiCl2 =>
CaCl2 + Ni(SO4) = Ca(SO4) + NiCl2
Zu + Br2 = ZuBr =>
2 Zu + Br2 = 2 ZuBr
NaOCl + F = NaOClF =>
NaOCl + F = NaOClF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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