| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3 + 3 Cl2 + 16 NaOH = 2 Na2CrO4 + 6 NaCl + 3 Na2SO4 + 8 H2O
Cu(NO3)2 + NaHCO3 = Cu2(OH)2CO3 + NaNO3 + CO2 + H2O =>
2 Cu(NO3)2 + 4 NaHCO3 = Cu2(OH)2CO3 + 4 NaNO3 + 3 CO2 + H2O
Cu2(OH)2CO3 + CH3COOH = Cu(CH3COO)2H2O + CO2 + H2O =>
Cu2(OH)2CO3 + 4 CH3COOH = 2 Cu(CH3COO)2H2O + CO2 + H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C6H8N2 + C6H10O + CH3COOH = C12H13N + C2H7NO2 =>
23 C6H8N2 + 18 C6H10O + 18 CH3COOH = 19 C12H13N + 27 C2H7NO2
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
S + H2 = H2S =>
S + H2 = H2S
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH3CO + H2O =>
5 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH3CO + 9 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
As2O3 + SnCl2 + HCl = SnCl4 + As + H2O =>
As2O3 + 3 SnCl2 + 6 HCl = 3 SnCl4 + 2 As + 3 H2O
Zinc + chlorine = zincchloride =>
Zn + Cl2 = ZnCl2
KMnO4 + KI + H2SO4 = K2SO4 + MnSO4 + I2 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 I2 + 8 H2O
Zn + I = ZnI2 =>
Zn + 2 I = ZnI2
HNo3 + Ca(OH)2 = Ca(No3)2 + H2O =>
2 HNo3 + Ca(OH)2 = Ca(No3)2 + 2 H2O
Zn + I = ZnI2 =>
Zn + 2 I = ZnI2
Fe + H2O = Fe3O4 + H =>
3 Fe + 4 H2O = Fe3O4 + 8 H
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
MGCl2 + KOH = MG(OH)2 + KCl =>
MGCl2 + 2 KOH = MG(OH)2 + 2 KCl
CuCO3 + HNO3 = Cu(NO3)2 + CO2 + H2O =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + CO2 + H2O
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KI + H2O2 + H2SO4 = I + H2O + K2SO4 =>
2 KI + H2O2 + H2SO4 = 2 I + 2 H2O + K2SO4
K2SO4 = K2 + SO4 =>
K2SO4 = K2 + SO4
Na + Co = Na2Co =>
2 Na + Co = Na2Co
Na + Co = Na2Co3 =>
2 Na + 3 Co = Na2Co3
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
Ba(NO3)3 + Al(NO3)3 + C6H8O7 = BaAl2O4 + CO2 + N2 + H2O =>
18 Ba(NO3)3 + 36 Al(NO3)3 + 46 C6H8O7 = 18 BaAl2O4 + 276 CO2 + 81 N2 + 184 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + S = K2S =>
2 K + S = K2S
CH3COOH(aq) + NaHCO3(s) = NaCH3COO(s) + H2CO3(s) =>
CH3COOH(aq) + NaHCO3(s) = NaCH3COO(s) + H2CO3(s)
BACl2 + H2So4 = BASo4 + HCl =>
BACl2 + H2So4 = BASo4 + 2 HCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3CH2BR + OH = CH3CH2OH + BR =>
CH3CH2BR + OH = CH3CH2OH + BR
Al2(CO3)3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l) + 3 CO2(g)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ba(NO3)2 + NH4Cl = BaCl2 + NH4NO3 =>
Ba(NO3)2 + 2 NH4Cl = BaCl2 + 2 NH4NO3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CuFeS2 + O2 = Fe3O4 + CuO + SO2 =>
6 CuFeS2 + 19 O2 = 2 Fe3O4 + 6 CuO + 12 SO2
(NH4)2So4 + NaOH = NH3 + H2O + Na2So4 =>
(NH4)2So4 + 2 NaOH = 2 NH3 + 2 H2O + Na2So4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
KOH + H3PO3 = H2O + K3PO3 =>
3 KOH + H3PO3 = 3 H2O + K3PO3
KOH + H3PO2 = H2O + K3PO2 =>
3 KOH + H3PO2 = 3 H2O + K3PO2
NaBH4 + BF3 = BH3 + NaBF4 =>
3 NaBH4 + 4 BF3 = 4 BH3 + 3 NaBF4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/23/19
Équations équilibrées sur06/22/18
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