| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C6H5OH + K2Cr2O7 + 3 H2SO4 = 2 C6H4O2 + K2SO4 + 2 CrSO4 + 5 H2O
Na3PO4 + CaCl2 = NaCl + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaCl2 = 6 NaCl + Ca3(PO4)2
Al2(SO4)3 + NH4OH = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH4OH = 2 Al(OH)3 + 3(NH4)2SO4
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
KOH(aq) + H2CO3(aq) = H2O(l) + K2CO3 =>
2 KOH(aq) + H2CO3(aq) = 2 H2O(l) + K2CO3
C2H5OH + H2SO4 + K2Cr2O7 = CH3CHO + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + 4 H2SO4 + K2Cr2O7 = 3 CH3CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
CaS + HNO3 = NO + SO2 + H2O + Ca(NO3)2 =>
CaS + 4 HNO3 = 2 NO + SO2 + 2 H2O + Ca(NO3)2
C2H4 + HCl = CH3CH2Cl =>
C2H4 + HCl = CH3CH2Cl
CaS + HNO3 = NO + SO2 + H2O + Ca(NO3)2 =>
CaS + 4 HNO3 = 2 NO + SO2 + 2 H2O + Ca(NO3)2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Cr2O3 + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 NaOH = 2 Na2CrO4 + 3 KNO2 + 2 H2O
C2H4O2 + O2 = CO2 + H20 =>
5 C2H4O2 + 5 O2 = 10 CO2 + H20
Be2C(s) + H2O(l) = Be(OH)2(s) + CH4(g) =>
Be2C(s) + 4 H2O(l) = 2 Be(OH)2(s) + CH4(g)
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NaHCO3(aq) = Na2CO3(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(aq) = Na2CO3(aq) + H2O(l) + CO2(g)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
MnCl2 + Br2 + KOH = MnBr2 + KMnO4 + KCl + H2O =>
7 MnCl2 + 5 Br2 + 16 KOH = 5 MnBr2 + 2 KMnO4 + 14 KCl + 8 H2O
K(s) + H2O(l) = KOH(aq) + H2(g)4 =>
24 K(s) + 24 H2O(l) = 24 KOH(aq) + H2(g)4
F2 + KMnO4 = K2F2 + MnO2 + O2 =>
F2 + 2 KMnO4 = K2F2 + 2 MnO2 + 2 O2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
HNO3 + CuO = Cu(NO3)2 + H2O =>
2 HNO3 + CuO = Cu(NO3)2 + H2O
NO2(g) + H2O(l) + O2(g) = HNO3(aq) =>
4 NO2(g) + 2 H2O(l) + O2(g) = 4 HNO3(aq)
C6H5OH + KOH = C6H5OK + H2O =>
C6H5OH + KOH = C6H5OK + H2O
Na2S2O3 + KMnO4 + HCl = NaHSO4 + MnCl2 + KCl + H2O =>
5 Na2S2O3 + 8 KMnO4 + 24 HCl = 10 NaHSO4 + 8 MnCl2 + 8 KCl + 7 H2O
F2 + KMnO4 = F2O + K2O + MnO2 =>
3 F2 + 2 KMnO4 = 3 F2O + K2O + 2 MnO2
S2 + CH4 = H2S + CS2 =>
2 S2 + CH4 = 2 H2S + CS2
KO2 + (NH4)2SO4 = N2 + K2SO4 + H2O =>
2 KO2 + (NH4)2SO4 = N2 + K2SO4 + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SN + HNO3 + H2O = H2SNO3 + NO =>
3 SN + 4 HNO3 + H2O = 3 H2SNO3 + 4 NO
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
FeCl3 + NaOH = NaCl + Fe(OH)3 =>
FeCl3 + 3 NaOH = 3 NaCl + Fe(OH)3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
FECl3 + H2S = FECl2 + S + HCl =>
2 FECl3 + H2S = 2 FECl2 + S + 2 HCl
CH3CH2OH + CH3COOH = CH3COOCH2CH3 + H2O =>
CH3CH2OH + CH3COOH = CH3COOCH2CH3 + H2O
Fe(s) + H2O(g) = FeO(s) + H2(g) =>
Fe(s) + H2O(g) = FeO(s) + H2(g)
Al2(CO3)3(aq) + ZnSO4 = Al2(SO4)3(s) + ZnCO3(aq) =>
Al2(CO3)3(aq) + 3 ZnSO4 = Al2(SO4)3(s) + 3 ZnCO3(aq)
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Cr2O3 + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 NaOH = 2 Na2CrO4 + 3 KNO2 + 2 H2O
Al2(CO3)3(aq) + ZnSO4 = Al2(SO4)3(s) + ZnCO3(aq) =>
Al2(CO3)3(aq) + 3 ZnSO4 = Al2(SO4)3(s) + 3 ZnCO3(aq)
PH3 + I2 + H2O = H3PO2 + HI =>
PH3 + 2 I2 + 2 H2O = H3PO2 + 4 HI
NH3(g) + CO2(g) = (NH2)2CO(s) + H2O(g) =>
2 NH3(g) + CO2(g) = (NH2)2CO(s) + H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/28/18
Équations équilibrées sur05/28/17
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