| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na + Zn = NaZn
Cu(s) + HNO3(l) = Cu(NO3)2(s) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(l) = 3 Cu(NO3)2(s) + 2 NO(g) + 4 H2O(l)
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Ca(NO3)2 + NaF = Na(NO3) + CaF2 =>
Ca(NO3)2 + 2 NaF = 2 Na(NO3) + CaF2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Si(CO3)2 = SiO2 + CO2 =>
Si(CO3)2 = SiO2 + 2 CO2
HNO3 + NaCl + FeS2 + H2O = NaFeNO2 + H2SO4 + HCl + H2 =>
HNO3 + NaCl + FeS2 + 7 H2O = NaFeNO2 + 2 H2SO4 + HCl + 5 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al2O3(s) = Al(l) + O2(g) =>
2 Al2O3(s) = 4 Al(l) + 3 O2(g)
BeSO4H2O = BeOH2SO4 =>
BeSO4H2O = BeOH2SO4
CaO + HNO2 = CaNO2 + HO =>
CaO + HNO2 = CaNO2 + HO
NaI + NaMnO4 + HCl = MnCl2 + NaCl + I2 + H2O =>
10 NaI + 2 NaMnO4 + 16 HCl = 2 MnCl2 + 12 NaCl + 5 I2 + 8 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Al + CH3COOH = Al(C2H3O2)3 + H2 =>
2 Al + 6 CH3COOH = 2 Al(C2H3O2)3 + 3 H2
K2Cr2O7 + H2C2O4*2H2O = CO2 + K[Cr(C2O4)2(H2O)2]*3H2O + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O = 6 CO2 + 2 K[Cr(C2O4)2(H2O)2]*3H2O + 11 H2O
SO4{2-} = SO3 + O2 + e =>
2 SO4{2-} = 2 SO3 + O2 + 4e
Fe + NaOH = FeO + Na + H2O =>
Fe + 2 NaOH = FeO + 2 Na + H2O
CuCl2(aq) + Na2CO3 = CuCO3 + Na2Cl2 =>
CuCl2(aq) + Na2CO3 = CuCO3 + Na2Cl2
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
RaBr2 + Ti3(PO4)4 = Ra3(PO4)2 + TiBr4 =>
6 RaBr2 + Ti3(PO4)4 = 2 Ra3(PO4)2 + 3 TiBr4
K3[Cu(CN)4]Hg(NO3)2 = K2(Hg(CN)4)CuNO3KNO3 =>
K3[Cu(CN)4]Hg(NO3)2 = K2(Hg(CN)4)CuNO3KNO3
FeS + SO3 = FeO + SO2 =>
FeS + 3 SO3 = FeO + 4 SO2
Al2O3(s) + C(s) = Al(l) + CO2(g) =>
2 Al2O3(s) + 3 C(s) = 4 Al(l) + 3 CO2(g)
HNO3(l) + Cu(s) = Cu(NO3)2(sandaq) + NO2(g) + H2O(l) =>
4 HNO3(l) + Cu(s) = Cu(NO3)2(sandaq) + 2 NO2(g) + 2 H2O(l)
CuCl2(aq) + Na2CO3 = CuCO3 + NaCl =>
CuCl2(aq) + Na2CO3 = CuCO3 + 2 NaCl
Ni3P + P = Ni2P =>
2 Ni3P + P = 3 Ni2P
K2CrO7 + H2SO4 + CH3OH = CO2 + H2O + K2SO4 + Cr2(SO4)2 =>
6 K2CrO7 + 12 H2SO4 + 10 CH3OH = 10 CO2 + 32 H2O + 6 K2SO4 + 3 Cr2(SO4)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
NaOH + HClO4 = H2O + NaClO4 =>
NaOH + HClO4 = H2O + NaClO4
NiO + HNO3 = Ni(NO3)2 + H2O =>
NiO + 2 HNO3 = Ni(NO3)2 + H2O
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
K2CO3 + HMnO4 = KMnO4 + H2O + CO2 =>
K2CO3 + 2 HMnO4 = 2 KMnO4 + H2O + CO2
K2S + AlBr3 = KBr + Al2S3 =>
3 K2S + 2 AlBr3 = 6 KBr + Al2S3
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
NiSO4 + Cu(NO3)2 = Ni(NO3)2 + Cu(SO4) =>
NiSO4 + Cu(NO3)2 = Ni(NO3)2 + Cu(SO4)
K3PO4 + H2O = K2O + H3(PO4) =>
2 K3PO4 + 3 H2O = 3 K2O + 2 H3(PO4)
Al2O3(s) + C(s) = Al(s) + CO(g) =>
Al2O3(s) + 3 C(s) = 2 Al(s) + 3 CO(g)
CH3COOH + ZnO = (CH3COO)2Zn + H2O =>
2 CH3COOH + ZnO = (CH3COO)2Zn + H2O
Li2CO3 + Fe(NO3)3*9H2O + NH4H2PO4 = Li3Fe3(PO4)4 + H2O + CO2 + NO2 + NH3 =>
21 Li2CO3 + 42 Fe(NO3)3*9H2O + 56 NH4H2PO4 = 14 Li3Fe3(PO4)4 + 489 H2O + 21 CO2 + 144 NO2 + 38 NH3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CH3COO + HOH = CH3COOH + OH =>
CH3COO + HOH = CH3COOH + OH
Al(s) + HC2H3O2(aq) = Al(C2H3O2)3(aq) + H2(g) =>
2 Al(s) + 6 HC2H3O2(aq) = 2 Al(C2H3O2)3(aq) + 3 H2(g)
NaI + NaMnO4 + HCl = MnCl2 + NaCl + I2 + H2O =>
10 NaI + 2 NaMnO4 + 16 HCl = 2 MnCl2 + 12 NaCl + 5 I2 + 8 H2O
Cd + S = CdS =>
Cd + S = CdS
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
K2Cr2O7 + C2H4(OH)2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2C2O4 + H2O =>
4 K2Cr2O7 + 3 C2H4(OH)2 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 H2C2O4 + 22 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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